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AMD Ryzen 9 5900X 12-core, 24-Thread Unlocked Desktop Processor

4.8 4.8 out of 5 stars 11,381 ratings
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Purchase options and add-ons

Brand AMD
CPU Manufacturer AMD
CPU Model Ryzen 9
CPU Speed 4.8 GHz
CPU Socket Socket AM4

About this item

  • The world's best gaming desktop processor, with 12 cores and 24 processing threads
  • Can deliver elite 100-plus FPS performance in the world's most popular games
  • Cooler not included, high-performance cooler recommended. Max Temperature- 90°C
  • 4.8 GHz Max Boost, unlocked for overclocking, 70 MB of cache, DDR-3200 support
  • For the advanced Socket AM4 platform, can support PCIe 4.0 on X570 and B550 motherboards

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Price-51% $277.98
List:$569.99
-14% $368.99
List:$429.00
-33% $365.55
List:$549.00
$362.99-5% $375.00
Typical:$395.00
-25% $279.99
New Price:$375.00
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Get it as soon as Saturday, Jun 15
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Get it as soon as Saturday, Jun 15
Get it Jun 12 - 17
Customer Ratings
For gaming
4.6
4.7
4.6
4.5
4.7
Stability
4.4
4.6
4.4
4.4
4.7
Value for money
4.3
4.2
4.2
4.2
4.6
Sold By
Amazon.com
Amazon.com
Amazon.com
Amazon.com
Maestro Technology LLC
Digital Green Global
core count
12
1
1
16
12
12
cpu socket
Socket AM4
Socket AM5
Socket AM5
Socket AM4
Socket AM4
Socket AM4
cpu speed
4.8 GHz
3.7 GHz
4.7 GHz
4.9 GHz
4.6 GHz
4.6 GHz
cpu family
ryzen 9
ryzen 9
ryzen 9
ryzen 9
ryzen 9 3900x
L2 cache
4 MB
12 MB
12 MB
4 MB
4.6 MB
70 MB
wattage
105 watts
65 watts
170 watts
105 watts
105 watts
105 watts

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Amazon.com Return Policy:You may return any new computer purchased from Amazon.com that is "dead on arrival," arrives in damaged condition, or is still in unopened boxes, for a full refund within 30 days of purchase. Amazon.com reserves the right to test "dead on arrival" returns and impose a customer fee equal to 15 percent of the product sales price if the customer misrepresents the condition of the product. Any returned computer that is damaged through customer misuse, is missing parts, or is in unsellable condition due to customer tampering will result in the customer being charged a higher restocking fee based on the condition of the product. Amazon.com will not accept returns of any desktop or notebook computer more than 30 days after you receive the shipment. New, used, and refurbished products purchased from Marketplace vendors are subject to the returns policy of the individual vendor.
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AMD Ryzen 9 5900X 12-core, 24-Thread Unlocked Desktop Processor

AMD Ryzen 9 5900X 12-core, 24-Thread Unlocked Desktop Processor


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Product Description

Be unstoppable with the unprecedented speed of the world’s best desktop processors. AMD Ryzen 5000 Series processors deliver the ultimate in high performance, whether you’re playing the latest games, designing the next skyscraper or crunching scientific data. With AMD Ryzen, you’re always in the lead. A fast and easy way to expand and accelerate the storage in a desktop PC with an AMD Ryzen™ processor.

Customer reviews

4.8 out of 5 stars
4.8 out of 5
11,381 global ratings

Customers say

Customers like the quality, performance, and value of the computer processor. For example, they mention it's a very powerful chip, works well for gaming, and is 100% worth the price. Customers are also satisfied with gaming, power, and ease of use. That said, opinions are mixed on temperature.

AI-generated from the text of customer reviews

267 customers mention188 positive79 negative

Customers like the quality of the computer processor. They say it's a solid performer, very powerful, and capable. Some are grateful to AMD for the glorious gaming performance. They also mention that it runs like a thoroughbred and is still running strong.

"...It wasn't *slow* on my 2600 at all, it's still a very capable chip, but wow, this blows it out of the water...." Read more

"...High quality 3200 Mhz sticks for relatively cheap.It is a good strong board with 2 massive coolers on the Mosfets...." Read more

"...everything no screen... Turns out that the process does not have the ability to process graphics and send out to the motherboard...." Read more

"...sticking to nvidia for GPU's forever and ever, but the processors from AMD are awesome again...." Read more

145 customers mention131 positive14 negative

Customers are satisfied with the speed of the computer processor. They mention that it runs fast with everything, and the temps under load are running cooler. The performance boost was significant, and there were no CPU bottlenecks. The processor loads all applications quickly, and it runs extremely efficiently from a thermal standpoint.

"...Just get it. Seriously. This is a monumental leap in performance that will *absolutely* extend the life of your AM4 system by several years...." Read more

"...No CPU bottlenecks for me. =)STONE COLD STEVE PROCESSOR!I paired this up with the noctua d15 cooler and aorus master mobo...." Read more

"...No more hitching or stuttering! Rendering workloads that used to take me hours are completed in a fraction of the time...." Read more

"...Who knew - never heard of that.Pros:- IT'S SO FAST!!!Cons:- IT HAS NO GPU IN THE CPU-..." Read more

142 customers mention119 positive23 negative

Customers like the performance of the computer processor. They say it works well for gaming, and is a work horse that can run many programs at once. Some mention that it works great on B550 boards.

"...This Motherboard worked straight out of the box. I use the Ryzen 5900X with this with an Gamemax Gamma 500 AM4 cooler...." Read more

"...The 5900x is very powerful, and powers through tasks that once took 15 minutes to do in only a few minutes now... but honestly for pure gaming I do..." Read more

"...Now it's working great...." Read more

"...Other than that it runs awesome. All my games are playing at around 120fps+." Read more

137 customers mention118 positive19 negative

Customers like the value of the computer processor. For example, they say it's 100% worth the price, the best bang for your buck, and a cost-effective upgrade. Some mention that it'll be worth the wait.

"...For $350 as of the time of this writing... it's worth every penny. Best performance upgrade I've ever made, for sure." Read more

"...Right out of the gate, the improvements were staggering...." Read more

"...Also - it does not come with a fanIt's worth the money - because in most cases people buying a CPU like this are also buying a 3D video..." Read more

"...I can Livestream on Twitch and game with this 1 PC setup. It is very very good...." Read more

38 customers mention38 positive0 negative

Customers like the gaming capabilities of the processor. They say it handles gaming and media creation beautifully. Some customers also mention that the single-core side has helped immensely with cpu intensive games. Overall, most are happy with the performance of the product.

"...Any other CPU intensive task absolutely screams! Gaming is absolute blazing!..." Read more

"...Not much to say, I love the processor, works great, does great in gaming...." Read more

"...Crushes every benchmark. Plays all games I've tried with no issues and it's a different experience with 4k/120hz on the TV thru the receiver and 5.1..." Read more

"...My gaming experience has improved significantly, with smoother gameplay and faster load times, allowing me to enjoy my favorite titles to their..." Read more

27 customers mention21 positive6 negative

Customers like the power of the computer processor. They mention it works super fast and is power efficient. Some say it's an excellent compromise of power, heat, and price over the 5800x or 5950x. Some customers say it cranks so much power when needed.

"...The 5900x is very powerful, and powers through tasks that once took 15 minutes to do in only a few minutes now... but honestly for pure gaming I do..." Read more

"...a chance to push it to the limits yet, I'm thoroughly impressed by the power and efficiency of this 12-core/24-thread beast...." Read more

"...All the disks were fine. Power supplies were fine (we had redundant power supplies). Memory cards were fine...." Read more

"...It's still very fast and now much less of a room heater." Read more

25 customers mention25 positive0 negative

Customers find the computer processor easy to install and use. They say it's well-made, and installs like every other AMD CPU. They also say it handles everything no problem, and that video editing is a breeze. Some customers say that installing it solved their ram problem.

"...New CPU installation was very easy, just line up the triangle to the corner on the socket with a triangle, after opening the clamp bar of course...." Read more

"...A bit expensive but it is an ATX board. Super easy to install and flash with the BIOS button the Bios for the Ryzen 5000 series CPU's...." Read more

"Performs like a beast, installs like every other AMD CPU and (on-sale) 100% worth the price...." Read more

"...It was too good a deal to pass up. Installing it solved the ram problem. I'm not sure if the 2700X was damaged or the memory controller was wonky...." Read more

107 customers mention53 positive54 negative

Customers have mixed opinions about the temperature of the processor. Some mention that the temps under load are running cooler than their old 5600x with stock, while the sleeping cores remain incredibly cool. They also say that it doesn't dish out a great deal of heat and isn't power hungry. However, others say that the CPU does run hotter than they'd expect a CPU to run and tends to heat up quickly.

"...now as much or more air out of the back of the PSU and the air is never hot at all, just a bit warmer after 10 minutes Cinebench which draws 200..." Read more

"...Only warning is these things run hot and you need a gool cooling solution...." Read more

"...Even so with the 1 fan, the noctua is soo good at cooling and zen 3 is soo efficient that this chip runs COLD!..." Read more

"...These CPU's do just use a lot more power and generate a lot more heat... and that heat ramps up super-quickly...." Read more

The sweet spot right now for a general-purpose CPU
5 Stars
The sweet spot right now for a general-purpose CPU
The AM4 platform is getting a little long in the tooth these days, to say the least, but AMD has continued supporting it long after we probably had any right to expect them to. One reason for that is that modern motherboards have gotten crazy in terms of price - it used to be that a "good" motherboard would run you maybe $100, but now to get anything decent you really need to spend *at least* three times that, and then you'll need a new CPU and RAM on top of that. So AM4 has remained popular even with AM5 having been on the market for several years now, and AMD has continued producing processors for it. Many of us are just resistant to spending a large amount of money on a new motherboard when there's no real reason we should have to, and honestly no real reason they should cost that much to begin with.I've been rocking the same motherboard for about 7 years now (an MSI B350 PC Mate), and luckily it's been updated over the years to accept both modern CPU's like this one (yes, that means Ryzen 9's too, which the B350 chipset did not originally support) as well as faster RAM, so I have no need to upgrade to the AM5 or equivalent Intel platform just yet. A used PC Mate or Tomahawk (the gaming version of this same board) would not be a bad investment if you're on a budget and new to AM4! One caveat is that updates on older AM4 boards to support newer CPU's have to be done on older CPU's that they already support - a CPU like this one just won't work at all on a non-updated or older AM4 board. Ask me how I know. (I had to reinstall my old CPU to update my motherboard, then install the Ryzen 9 a second time.)So if you're upgrading from an older CPU, make sure you check for your motherboard's CPU compatibility and update as necessary *before* installing this processor. If you're on a budget and buying from scratch into this platform - and that's still not a bad idea, since price/performance ratios on AM4 are very good these days - make sure you get a motherboard that's either already been updated to support this processor, or did from the start, because you won't be able to update your board without a CPU it supports already in it.The Ryzen 9 5900X is among the fastest CPU's you can get for the AM4 platform. The 5950X is slightly faster but you get diminishing returns for the price. The Ryzen 7 5800X3D is better for gaming, if that's all you want to do, but it's significantly slower for things like content creation or anything requiring basic floating point or integer calculations.I chose the Ryzen 9 5900X as most likely the last AM4 CPU I'll ever buy because it was at that sweet spot in price where I could justify an upgrade over my old Ryzen 7 3700X, and I do a lot of different things with my PC - not *just* gaming. You can see that in the Passmark results I've posted, the CPU is in the 93rd percentile. That's not bad for a $300 processor on an 8 year old platform.These processors do take to overclocking pretty well too, although I've had limited results with that on my old motherboard. I do think the B350 chipset is a bit of a limiting factor there - remember, this chipset originally didn't support the Ryzen 9 family at all. Multi-threaded performance on my machine is a little bit below average relative to others with this same CPU even after using AMD's Ryzen Master utility to try to wean as much as I can out of this chip. So your mileage may vary and on an X370-based motherboard, or just something newer than mine, you could probably do even better.You're going to need a cooler to go with this CPU, since even the high-end AMD processors no longer come with one. You *can* use an older AM4 cooler, and I tried using the Wraith Prism that came with my Ryzen 7 3700X on the 5900X for a little while, but it was painful to listen to. These CPU's do just use a lot more power and generate a lot more heat... and that heat ramps up super-quickly. You really need something with a dual heat pipe setup or better, or use water cooling (I use air). I looked around and found that the Thermalright Peerless Assassin was consistently ranked in the top tier of AM4 coolers in tests, despite only costing around $30, so that's what I went with. The others that perform similarly all cost a lot more.On that note, just check that you've got a power supply that will support this processor. Either add up all the power requirements for all the components you have, or just take a Kill-a-Watt device and see how much power you're using at boot (boot is when you're usually using the most electricity). Then add about 70 watts more for this CPU vs. what you're probably using now. Obviously it's not going to be hitting those peaks all the time, but you don't want to get into a high power draw situation and have your PC immediately crash. So just make sure your PC can handle it. I have a 600 watt PSU that's about as old as my motherboard and it is working fine, but remember that what really matters isn't the total wattage your PSU is capable of but how much it can put out on the specific rails that are asking for it. If you've got a 600 watt PSU with something like an RTX 3080, then I can almost guarantee you're going to have a problem if you install this CPU and don't upgrade the PSU. I'm running a 4060Ti, which uses a lot less power than Nvidia's 3000-series cards, or most of AMD's cards.So just be aware of the power requirements, and think about whether your PSU can handle this CPU given the other components in your PC.This platform is probably about at the end of its life but you can definitely wring a few more good years out of it with the 5900X. Maybe by then AM5 will be a little more affordable.
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Reviewed in the United States on April 27, 2023
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Reviewed in the United States on April 27, 2024
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5.0 out of 5 stars The sweet spot right now for a general-purpose CPU
Reviewed in the United States on April 27, 2024
The AM4 platform is getting a little long in the tooth these days, to say the least, but AMD has continued supporting it long after we probably had any right to expect them to. One reason for that is that modern motherboards have gotten crazy in terms of price - it used to be that a "good" motherboard would run you maybe $100, but now to get anything decent you really need to spend *at least* three times that, and then you'll need a new CPU and RAM on top of that. So AM4 has remained popular even with AM5 having been on the market for several years now, and AMD has continued producing processors for it. Many of us are just resistant to spending a large amount of money on a new motherboard when there's no real reason we should have to, and honestly no real reason they should cost that much to begin with.

I've been rocking the same motherboard for about 7 years now (an MSI B350 PC Mate), and luckily it's been updated over the years to accept both modern CPU's like this one (yes, that means Ryzen 9's too, which the B350 chipset did not originally support) as well as faster RAM, so I have no need to upgrade to the AM5 or equivalent Intel platform just yet. A used PC Mate or Tomahawk (the gaming version of this same board) would not be a bad investment if you're on a budget and new to AM4! One caveat is that updates on older AM4 boards to support newer CPU's have to be done on older CPU's that they already support - a CPU like this one just won't work at all on a non-updated or older AM4 board. Ask me how I know. (I had to reinstall my old CPU to update my motherboard, then install the Ryzen 9 a second time.)

So if you're upgrading from an older CPU, make sure you check for your motherboard's CPU compatibility and update as necessary *before* installing this processor. If you're on a budget and buying from scratch into this platform - and that's still not a bad idea, since price/performance ratios on AM4 are very good these days - make sure you get a motherboard that's either already been updated to support this processor, or did from the start, because you won't be able to update your board without a CPU it supports already in it.

The Ryzen 9 5900X is among the fastest CPU's you can get for the AM4 platform. The 5950X is slightly faster but you get diminishing returns for the price. The Ryzen 7 5800X3D is better for gaming, if that's all you want to do, but it's significantly slower for things like content creation or anything requiring basic floating point or integer calculations.

I chose the Ryzen 9 5900X as most likely the last AM4 CPU I'll ever buy because it was at that sweet spot in price where I could justify an upgrade over my old Ryzen 7 3700X, and I do a lot of different things with my PC - not *just* gaming. You can see that in the Passmark results I've posted, the CPU is in the 93rd percentile. That's not bad for a $300 processor on an 8 year old platform.

These processors do take to overclocking pretty well too, although I've had limited results with that on my old motherboard. I do think the B350 chipset is a bit of a limiting factor there - remember, this chipset originally didn't support the Ryzen 9 family at all. Multi-threaded performance on my machine is a little bit below average relative to others with this same CPU even after using AMD's Ryzen Master utility to try to wean as much as I can out of this chip. So your mileage may vary and on an X370-based motherboard, or just something newer than mine, you could probably do even better.

You're going to need a cooler to go with this CPU, since even the high-end AMD processors no longer come with one. You *can* use an older AM4 cooler, and I tried using the Wraith Prism that came with my Ryzen 7 3700X on the 5900X for a little while, but it was painful to listen to. These CPU's do just use a lot more power and generate a lot more heat... and that heat ramps up super-quickly. You really need something with a dual heat pipe setup or better, or use water cooling (I use air). I looked around and found that the Thermalright Peerless Assassin was consistently ranked in the top tier of AM4 coolers in tests, despite only costing around $30, so that's what I went with. The others that perform similarly all cost a lot more.

On that note, just check that you've got a power supply that will support this processor. Either add up all the power requirements for all the components you have, or just take a Kill-a-Watt device and see how much power you're using at boot (boot is when you're usually using the most electricity). Then add about 70 watts more for this CPU vs. what you're probably using now. Obviously it's not going to be hitting those peaks all the time, but you don't want to get into a high power draw situation and have your PC immediately crash. So just make sure your PC can handle it. I have a 600 watt PSU that's about as old as my motherboard and it is working fine, but remember that what really matters isn't the total wattage your PSU is capable of but how much it can put out on the specific rails that are asking for it. If you've got a 600 watt PSU with something like an RTX 3080, then I can almost guarantee you're going to have a problem if you install this CPU and don't upgrade the PSU. I'm running a 4060Ti, which uses a lot less power than Nvidia's 3000-series cards, or most of AMD's cards.

So just be aware of the power requirements, and think about whether your PSU can handle this CPU given the other components in your PC.

This platform is probably about at the end of its life but you can definitely wring a few more good years out of it with the 5900X. Maybe by then AM5 will be a little more affordable.
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RAth13U
5.0 out of 5 stars La mejor opción para trabajar y gaming
Reviewed in Mexico on March 6, 2024
Style: Desktop ProcessorVerified Purchase
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Philippe Corriveau
5.0 out of 5 stars Expectations met
Reviewed in Canada on February 9, 2024
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Wagner Bitencourt Rebello
5.0 out of 5 stars Desempenho sensacional
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Amanpreet Singh
5.0 out of 5 stars Performance Power House for AM4 Socket
Reviewed in India on May 12, 2024
Style: Desktop ProcessorVerified Purchase
Jerry
5.0 out of 5 stars Ryzen 9 5900X am4
Reviewed in the Netherlands on March 17, 2024
Style: Desktop ProcessorVerified Purchase
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