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AMD Ryzen Threadripper 3990X 64-Core, 128-Thread Unlocked Desktop Processor

4.5 4.5 out of 5 stars 72 ratings

$4,255.00
AMD Ryzen Threadripper 3990X
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Purchase options and add-ons

Brand AMD
CPU Manufacturer AMD
CPU Model Ryzen Threadripper 3990X
CPU Speed 4.3 GHz
CPU Socket Socket TRX4

About this item

  • A world-beating 64 cores and 128 processing threads for visual effects and video editing professionals.
  • Incredible 4. 3 GHz max boost frequency, with a huge 288MB cache
  • Unlocked, with new automatic overclocking feature
  • Quad-Channel DDR4 and 88 total PCIe 4. 0 lanes, the most bandwidth and I/O you can get on desktop processor
  • 280W TDP
  • Cooler not included

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AMD Ryzen Threadripper 3990X 64-Core, 128-Thread Unlocked Desktop Processor
AMD Ryzen Threadripper 3990X 64-Core, 128-Thread Unlocked Desktop Processor
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Price$4,255.00$363.44$4,999.00-25% $2,479.99
List:$3,299.00
-8% $1,189.44
List:$1,299.00
-65% $159.00
List:$449.00
Delivery
Get it May 16 - 21
Get it as soon as Sunday, May 19
Get it as soon as Sunday, May 19
Get it May 16 - 21
Get it May 17 - 20
Get it May 16 - 20
Customer Ratings
Value for money
4.2
4.2
4.2
For gaming
4.2
4.5
4.6
Sold By
Maestro Technology LLC
TheTechGroup
Amazon.com
Maestro Technology LLC
westlake
lichengyi1
core count
64
16
64
1
1
8
cpu socket
Socket TRX4
Socket AM4
TRX50
Socket AM4
Socket sWRX8
Socket AM4
cpu speed
4.3 GHz
4.9 GHz
5.1 GHz
3.6 GHz
4 GHz
4.7 GHz
cpu family
ryzen threadripper 3990x
ryzen 9
ryzen threadripper pro 5975wx
unknown
amd ryzen 7
L2 cache
4 MB
256 MB
128 MB
8 MB
4 MB
wattage
280 watts
105 watts
65 watts
280 watts
105 watts

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Product Description

Style:AMD Threadripper 3990 CPU Only
The 3rd Gen Ryzen Threadripper 3990X is the fastest desktop processor ever created. Period. The most cores. The highest bandwidth. The most memory. It's the ultimate processor for visual effects and video editing professionals. Max temperature 95 Degrees Celsius.


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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.
Product Warranty: For warranty information about this product, please click here

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AMD Ryzen Threadripper 3990X 64-Core, 128-Thread Unlocked Desktop Processor

AMD Ryzen Threadripper 3990X 64-Core, 128-Thread Unlocked Desktop Processor


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Customer reviews

4.5 out of 5 stars
4.5 out of 5
72 global ratings
The Most Powerful Desktop Processor in the World !  What more can be said ?
5 Stars
The Most Powerful Desktop Processor in the World ! What more can be said ?
I recently finished my latest Workstation build with this processor. I'm 65, a retired Aerospace Engineer and I still like to do a lot of CAD design and Rendering for my hobby now. This processor is INSANE Fast ! I have been using workstations in Aerospace for the last 40 years or so. Mostly high end, very expensive UNIX boxes. But I have never seen a processor the likes of this. Expensive? YES. But if you want the best in the world you pay the price. I can't believe anyone would ever be disappointed with the AMD Threadripper 3990x as the heart of their Workstation. This processor actually has an overclocking algorithm built in called "Precision Boost Overdrive" that lets you extend the boost clock to 4.5GHz. You just set it and forget it. I have never had a crash with PBO +200MHz enabled.
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Top reviews from the United States

Reviewed in the United States on May 14, 2020
Style: AMD Ryzen Threadripper 3990XVerified Purchase
I recently finished my latest Workstation build with this processor. I'm 65, a retired Aerospace Engineer and I still like to do a lot of CAD design and Rendering for my hobby now. This processor is INSANE Fast ! I have been using workstations in Aerospace for the last 40 years or so. Mostly high end, very expensive UNIX boxes. But I have never seen a processor the likes of this. Expensive? YES. But if you want the best in the world you pay the price. I can't believe anyone would ever be disappointed with the AMD Threadripper 3990x as the heart of their Workstation. This processor actually has an overclocking algorithm built in called "Precision Boost Overdrive" that lets you extend the boost clock to 4.5GHz. You just set it and forget it. I have never had a crash with PBO +200MHz enabled.
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5.0 out of 5 stars The Most Powerful Desktop Processor in the World ! What more can be said ?
Reviewed in the United States on May 14, 2020
I recently finished my latest Workstation build with this processor. I'm 65, a retired Aerospace Engineer and I still like to do a lot of CAD design and Rendering for my hobby now. This processor is INSANE Fast ! I have been using workstations in Aerospace for the last 40 years or so. Mostly high end, very expensive UNIX boxes. But I have never seen a processor the likes of this. Expensive? YES. But if you want the best in the world you pay the price. I can't believe anyone would ever be disappointed with the AMD Threadripper 3990x as the heart of their Workstation. This processor actually has an overclocking algorithm built in called "Precision Boost Overdrive" that lets you extend the boost clock to 4.5GHz. You just set it and forget it. I have never had a crash with PBO +200MHz enabled.
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287 people found this helpful
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Reviewed in the United States on March 13, 2020
Style: AMD Ryzen Threadripper 3990XVerified Purchase
As others said this is a beast of a CPU. However almost every "shrink-wrapped" user (not server) application out there is not designed to run on this level of hardware. I believe there are three type of apps where it justified: 1. Blender and similar apps, 2. Some server class applications (keep in mind that it is not a real server CPU, that is Epic, 3. The most important one - if you professionally develop software that will eat all available cores with almost linear scalability. That is my case, My algorithms need as many cores as possible, fastest random IO access to storage (read Intel Optane) and as much RAM as possible. The only downside for me is limitation of 256GB of RAM on 4 channels. Because of this I will probably switch to dual Epic system, If I can justify the cost.
97 people found this helpful
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Reviewed in the United States on December 23, 2022
Style: AMD Ryzen Threadripper 3990XVerified Purchase
Inspite of payment related issues, we could get the CPU, thanks to Bleepbox! They took personal care to help us resolve the problem.
2 people found this helpful
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Reviewed in the United States on March 4, 2021
Style: AMD Ryzen Threadripper 3990XVerified Purchase
If you want a ton of speed in a single process, this delivers
3 people found this helpful
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Reviewed in the United States on August 15, 2020
Style: AMD Ryzen Threadripper 3990XVerified Purchase
This is the best desktop CPU at the moment. Period.
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5.0 out of 5 stars Best CPU
Reviewed in the United States on August 15, 2020
This is the best desktop CPU at the moment. Period.
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8 people found this helpful
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Reviewed in the United States on June 10, 2020
Style: AMD Ryzen Threadripper 3990X
Please don’t listen to the people telling you the “value” is not here, pointing to Intel 7980XE. That’s an 18-core for $1900. Where’s the value? At that price per core this AMD would cost $6,755. If you want cheap the Ryzen 9 3950X is 16-core for $699.

But, Intel also loves to skew the benchmarks and focus on any single obscure point in which Intel is better. The fan response is based on real world use when people realized the new AMD’s absolutely destroy the Intel CPUs in real world and gaming performance, at $ for $. Sure an 18-core i9 might slightly beat a 16-core Ryzen, but not by double, which is the price difference. Even if an AMD core was half the performance of Intel this CPU would be worth the price. Intel high core count CPUs are over $100/core, go check, do the math. What’s this 64-core??? Just over $50/core? Yes, it’s expensive but it’s 64 cores.... 16x the average Intel 4-core CPU, but not 16x the price.

So, while everyone agrees that this is best in terms of performance I am here to say it’s best in value, too. You just have sticker shock over the number of cores. But, go back down to 32-core then, it’ll ease the blow at half the CPUs.
6 people found this helpful
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Reviewed in the United States on November 13, 2020
Style: CPU + MSI TRX40 PRO 10G MB
Even though I had to break the bank to get this motherboard/ pocket ripper it was well worth it. I can play tanks and airplanes like a boss now not to mention the calculations are on point. It calculated how broke I was, when I was being evicted and get this when my wife would be leaving me. I was so thrilled I wanted to setup a second computer in the master bedroom where my wife used to be but ran into a snag when I noticed my truck got repoed that same morning. Others have inquired if it will cook you breakfast? I say 5 star eggs and grits. In closing if you need a divorce don’t think twice just buy it already. I can guarantee you will be happy playing this system in peace for many years to come. 100% intel killer!
12 people found this helpful
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Reviewed in the United States on February 21, 2020
Style: AMD Ryzen Threadripper 3990XVerified Purchase
I bought the processor to expect to use it as a test field for my software. I bought 8 x 32GB ECC RDIMMs then found out that it was not even been supported. Now I have to return the RAMs. It is also hard to find ECC UDIMMs in this size.
Note that for Linux installation, you also need to upgrade BIOS or the installer will be stuck after GRUB selection
73 people found this helpful
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Andy B
5.0 out of 5 stars Best CPU I have had - no need for overclocking!
Reviewed in the United Kingdom on July 1, 2020
Style: AMD Ryzen Threadripper 3990XVerified Purchase
I am writing this review not to tell you how impressed I am by the fact that one can actually have 64 cores / 128 threads in one CPU die twice as cheap as the competition and do it gracefully, not overheating or anything like that (well, excuse my Kaby Lake that started overheating after running full load for a couple of days). I am writing to point out that one does not need to try to overclock the new generation AMD CPU's because modern motherboards compete by *safely* overclocking modern CPU's in their default mode, even in the energy saving 'ECO' mode that is!

After installing my Ryzen Threadripper (3990x) I was certainly cautious whether the AIO cooling solution provided by the dedicated Corsair MasterLiquid ML360R special edition for 3990x would be adequate for this powerful CPU running at full load 24/7. So I was running test after test with different load patterns (16/32/64/96/128 threads) as well as different fan settings, with the aim of finding an elusive "sweet spot" for the 'just right cooling at minimal noise' from the fans.Eventually I also tried to overclock the CPU moderately (up to 3.6 GHz) and see how the CPU die temperature and the noise from all the fans (6 in total) would interplay. I should say, I was pretty much amazed at the result! It appeared that at default ECO settings the BIOS (i.e. the motherboard) acted like both a very efficient overclocking wizard (behind the scene; many people would not notice even) but also as a shield for the CPU not to overheat while still providing just the correct level of power for any particular load. To my big surprise(!), if I wanted to overclock manually by setting the CPU frequency precisely, I would definitely go into a dangerous regime of uncontrolled (over-) heating, albeit masked by the time it would require to manifest, depending on the frequency I opted for - the higher the frequency the shorter the time.

Long story made short, If you try to overclock such a powerful CPU, beware that the BIOS will (unduly!) maintain precisely the preset frequency that you chose in the BIOS settings, no matter what - that is, irrespective of the actual load, i.e. in the idle state too! This is an easy way to unduly overheat and, by doing so, ware out the CPU beyond its actual capacity (like a battery that is never given a chance to properly recharge in full). On the contrary, if you leave it to the BIOS (motherboard) to decide on the overclocking regime depending on the actual load (by opting for the default settings), you will (a) prolong the CPU life (while staying under warranty!), (b) will be using exactly the power needed for the load at the time, (c) save some quid/dollar on your electricity bill as the wattage spent will be exactly proportional to the load your CPU (and PC) is using (i.e. the over- or under- clocking done by the motherboard). As an extra bonus, your ears (and perhaps the climate in your family) will be healthier! :)

That's all I wanted share, based on my extensive tests for over two weeks of running this CPU under different loads and cooling. About the cooling regime, by the way, if you don't definitely overclock beyond what is necessary for your tasks (well, games for some), you will find that no special regime is required, just auto-tune your fans and maybe you will be able even to reduce the primary CPU (Corsair in my case) fans to run at lower speeds most of the time, unless the CPU die T goes over 70 C.
41 people found this helpful
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JuOtNiOs
5.0 out of 5 stars Die Definition von Leistung
Reviewed in Germany on March 22, 2020
Style: AMD Ryzen Threadripper 3990XVerified Purchase
Für reine Spieleenthusiasten sicher der falsche Prozessor, für jene, die wissen, warum sie das diesen Batzen Geld auf den Tisch legen ein Segen. Rechenleistung zum umfallen, sowohl im Multi, als auch im Single Thread, lange habe ich keinen so leistungsstarken, nud doch so ausgewogenen Prozessor im HEDT bereich mehr gesehen! Bisher hatte man die Wahl, wer Kerne brauchte musste AMD Kaufen, dafür aber wo diese nicht zählten deutliche Abstriche machen, wer das nicht voll auskosten konnte war mit Intel besser aufgehoben, Mit Zen2 offensichtlich kein problem mehr... Die CPU zieht bei mir mit aufgehobenem Power Limit(Voreinstellung Mainboard) im Single thread mit einem 9900 KS gleich, im multi gibt es wohl aktuell nichts, was auch nur annährend an dieses Monster herankommt... Noch nie habe ich so kurz auf Renderergebnisse gewartet, und die abstriche, die man beim Gaming bei Vorgängern machen musste sind dahin, volles Lob an AMD hierfür!
43 people found this helpful
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Amazon カスタマー
5.0 out of 5 stars As described, good quality, arrived quickly, recommended seller.
Reviewed in Singapore on October 13, 2021
Style: AMD Ryzen Threadripper 3990XVerified Purchase
As described, good quality, arrived quickly, recommended seller.
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Amazon カスタマー
5.0 out of 5 stars As described, good quality, arrived quickly, recommended seller.
Reviewed in Singapore on October 13, 2021
As described, good quality, arrived quickly, recommended seller.
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横塚 利弘
5.0 out of 5 stars 早いです。
Reviewed in Japan on August 3, 2021
Style: AMD Ryzen Threadripper 3990XVerified Purchase
さすがです。
10 people found this helpful
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Daniel.K
5.0 out of 5 stars Ein Traum für Heavy-Workload Cases / 3D Rendering
Reviewed in Germany on June 5, 2020
Style: AMD Ryzen Threadripper 3990XVerified Purchase
Sicher die CPU ist teuer, sehr teuer, aber für den Preis bekommt man nirgends mehr geboten. Für User welche damit primär spielen möchten oder Videoschnitt/Grafikbearbeitung betreiben ist diese CPU nichts. Sicher, die Leistung stimmt, aber die CPU langweilt sich und der Preis wäre dafür doch viel zu hoch. Für solche Zwecke zu Ryzen 3950x oder Threadripper 3960x bzw. 3970x greifen.

Ich selber nutze die CPU beruflich für Simulationen und Rendering (3Ds Max, Cinema 4D, Maya, Blender) und da kann die CPU ihre Stärken ausspielen. 64 Kerne mit 128 Threads bieten einen in diesen Einsatzbereich nie dagewesene Leistung zu "annehmbaren" Kosten.
28 people found this helpful
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