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AMD Ryzen Threadripper 3960X vs Ryzen 9 3950X

We compared two desktop CPUs: the 3.8 GHz AMD Ryzen Threadripper 3960X with 24-cores against the 3.5 GHz Ryzen 9 3950X with 16-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.


General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Measure performance when all cores are involved
Power Efficiency
The efficiency score of electricity consumption
NanoReview Final Score
Generic CPU rating

Key Differences

What are the key differences between 3950X and 3960X
Advantages of AMD Ryzen Threadripper 3960X
  • Has 64 MB larger L3 cache size
  • Supports up to 256 GB DDR4-3200 RAM
  • Supports quad-channel memory
  • Around 47.69 GB/s (100%) higher theoretical memory bandwidth
  • Has 8 more physical cores
Advantages of AMD Ryzen 9 3950X
  • Consumes up to 63% less energy than the Ryzen Threadripper 3960X – 105 vs 280 Watt
  • 4% higher Turbo Boost frequency (4.7 GHz vs 4.5 GHz)


Comparing the performance of CPUs in benchmarks
Cinebench R20 (Single-Core)
Cinebench R20 (Multi-Core)
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)


Full technical specification of AMD Ryzen Threadripper 3960X and Ryzen 9 3950X


Vendor AMD AMD
Released November 25, 2019 November 25, 2019
Launch price 1399 USD 749 USD
Type Desktop Desktop
Codename Zen 2 Zen 2
Model number 3960X -
Socket sTRX4 AM4
Integrated GPU No No


Cores 24 16
Threads 48 32
Base Frequency 3.8 GHz 3.5 GHz
Turbo Boost Frequency 4.5 GHz 4.7 GHz
Bus frequency 100 MHz 100 MHz
Multiplier 38x 36x
L1 Cache 64K (per core) 64K (per core)
L2 Cache 512K (per core) 512K (per core)
L3 Cache 128MB (shared) 64MB (shared)
Unlocked Multiplier Yes Yes


Transistors 23.5 billions 19.2 billions
Fabrication process 7 nm 7 nm
TDP 280 W 105 W
Max. temperature 68°C -

Memory support

Memory types DDR4-3200 DDR4-3200
Memory Size 256 GB 128 GB
Max. Memory Channels 4 2
Max. Memory Bandwidth 95.37 GB/s 47.68 GB/s
ECC Support Yes Yes


Official site AMD Ryzen Threadripper 3960X official page AMD Ryzen 9 3950X official page
PCI Express Version 4.0 4.0
PCI Express Lanes 64 20

Cast your vote

Choose between two processors
21 (80.8%)
5 (19.2%)
Total votes: 26


So which CPU will you choose: AMD Ryzen 9 3950X or Threadripper 3960X?