AMD Ryzen Threadripper 3970X vs AMD Ryzen Threadripper 2950X: comparison

Comparison of AMD Ryzen Threadripper 3970X and AMD Ryzen Threadripper 2950X: key differences and a full specification table.

Key differences

AMD Ryzen Threadripper 3970X has more cores (32 vs 16), more threads (64 vs 32), a higher base clock (3.7 GHz vs 3.5 GHz) and a higher maximum clock (4.5 GHz vs 4.4 GHz).

At the same time, AMD Ryzen Threadripper 2950X has a lower TDP (180 W vs 280 W).

Both processors match on: memory channels (4).

These are specification values: they show differences between the models but do not determine a performance winner. For a specific workload, rely on independent benchmarks.

Key specifications

ParameterAMD Ryzen Threadripper 3970XAMD Ryzen Threadripper 2950X
Cores / threads 32 / 64 16 / 32
Max boost clock 4.5 GHz 4.4 GHz
L3 cache 128 MB 32 MB
TDP 280 W 180 W
Process 7 nm 12 nm
Integrated graphics Discrete Graphics Card Required Discrete Graphics Card Required

Full specification table

Differing values are highlighted. This is not a better/worse rating: numbers from different architectures are not always comparable.

Parameter AMD Ryzen Threadripper 3970X AMD Ryzen Threadripper 2950X
General
Codename Castle Peak Raven Ridge
Segment Boxed Processor Boxed Processor
Product line AMD Ryzen Threadripper Processors AMD Ryzen Threadripper Processors
Product family AMD Ryzen Processors AMD Ryzen Processors
Process 7 nm 12 nm
Launch date 11/25/2019 08/31/2018
Unlocked for overclocking Yes Yes
Operating system support Windows 10 - 64-Bit Edition, RHEL x86 64-Bit, Ubuntu x86 64-Bit Windows 10 - 64-Bit Edition, RHEL x86 64-Bit, Ubuntu x86 64-Bit
CPU
Cores 32 16
Threads 64 32
Base clock 3.7 GHz 3.5 GHz
Max boost clock 4.5 GHz 4.4 GHz
L1 cache 2 MB 1.5 MB
L2 cache 16 MB 8 MB
L3 cache 128 MB 32 MB
TDP 280 W 180 W
Memory
Memory types DDR4 DDR4
Memory channels 4 4
Max memory speed 3.2 GHz 2.933 GHz
Graphics
Integrated graphics Discrete Graphics Card Required Discrete Graphics Card Required
Has integrated graphics No No
I/O and interfaces
PCI Express revision 4 3
Package and thermal
Sockets supported sTRX4 sTR4
TJUNCTION 95 °C 68 °C
Security and virtualization
Supported technologies AMD "Zen" Core Architecture, AMD Ryzen Master Utility AMD SenseMI Technology, AMD "Zen" Core Architecture, AMD Ryzen Master Utility
Identifiers
Product ID (OEM) 100-000000011 YD295XA8UGAAF
Product ID (Box) 100-100000011WOF YD295XA8AFWOF
Bundled cooler Not included Not included

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