AMD Ryzen Threadripper 3990X vs Threadripper 3970X

We compared two desktop CPUs: the 2.9 GHz AMD Ryzen Threadripper 3990X with 64-cores against the 3.7 GHz Threadripper 3970X with 32-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.

Review

General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Multi-Core Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of power consumption
The "iGPU" and "Power Efficiency" have a minor impact on the NanoReview Score for desktop CPU.
NanoReview Final Score
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Value for money (Beta)

Global average CPU prices are used by default! For better accuracy, enter your current prices and click “Calculate".
Currency
VS
3.4
(Bad)
Value Index
4.5
(Bad)

Key Differences

What are the key differences between 3970X and 3990X
Advantages of AMD Ryzen Threadripper 3990X
  • Has 32 more physical cores
Advantages of AMD Ryzen Threadripper 3970X
  • 5% higher Turbo Boost frequency (4.5 GHz vs 4.3 GHz)

Test in Benchmarks

Comparing the performance of CPUs across various tasks

Cinebench

Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
Cinebench 2024 (Multi)

GeekBench v6

The new version of this benchmark emulates common operations often used in real-world apps
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
File compression 1150 MB/sec 808.2 MB/sec
Clang compilation 265.5 Klines/sec 184.1 Klines/sec
HTML 5 Browser 369.7 pages/sec 264.7 pages/sec
PDF Renderer 372 Mpixels/sec 269.7 Mpixels/sec
Text processing 135.5 pages/sec 137 pages/sec
Background blur 41.2 images/sec 45.5 images/sec
Photo processing 109.7 images/sec 107.1 images/sec
Ray tracing 87.7 Mpixels/sec 58.3 Mpixels/sec
Sources: GeekBench [1], [2] – 197 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Integer math 493.6 GOps/sec 263.6 GOps/sec
Floating point math 283 GOps/sec 154.8 GOps/sec
Find prime numbers 421M Primes/sec 333M Primes/sec
Random string sorting 186.5M Strings/sec 121.2M Strings/sec
Data encryption 130.2 GBytes/sec 75.1 GBytes/sec
Data compression 1934.6 MBytes/sec 1159.7 MBytes/sec
Physics 2946 Frames/sec 3059 Frames/sec
Extended instructions 116.4B Matrices/sec 74.9B Matrices/sec
Sources: PassMark [3], [4] – 313 & 1429 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 15 PPW 9.2 PPW
Geekbench 6 Multi / Watt 58.8 PPW 46.2 PPW
Passmark CPU Mark / Watt 284.4 PPW 224.7 PPW
Blender / Watt 3.87 PPW 2.48 PPW
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.

Specifications

Full technical specification of AMD Ryzen Threadripper 3990X and Threadripper 3970X

General

Vendor Amd Amd
Released January 10, 2020 November 25, 2019
Type Desktop Desktop
Instruction Set x86-64 x86-64
Integrated GPU No No
AMD Ryzen CPU ranking (44th and 46th place)

CPU

Performance Cores
P-Cores 64 32
P-Threads 128 64
Base Frequency (P) 2.9 GHz 3.7 GHz
Turbo Boost Frequency (P) 4.3 GHz 4.5 GHz
Total
Total Cores 64 32
Total Threads 128 64
Bus Frequency 100 MHz 100 MHz
Multiplier 29x 37x
L1 Cache 64K (per core) 64K (per core)
L2 Cache 512K (per core) 512K (per core)
L3 Cache 128MB (shared) 128MB (shared)
Unlocked Multiplier Yes Yes

Package

Transistors 30.4 billions 15.2 billions
Fabrication Process 7 nm 7 nm
TDP (PL1) 280 W 280 W
Socket sTRX4 sTRX4
Peak Temperature 95°C 95°C
Desktop CPU ranking (63rd and 64th place)

Memory Support

Memory Types - DDR4-3200 - DDR4-3200
Max. Memory Size 256 GB 256 GB
Memory Channels 4 4
Max. Memory Bandwidth 102.4 GB/s 102.4 GB/s
ECC Support Yes Yes

Misc

Official Site AMD Ryzen Threadripper 3990X official page AMD Ryzen Threadripper 3970X official page
PCI Express Version 4.0 4.0
PCI Express Lanes 64 64

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Comments

So which CPU will you choose: AMD Ryzen Threadripper 3970X or Threadripper 3990X?
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