Ryzen Threadripper 3970X vs Ryzen Threadripper PRO 3945WX

Ryzen Threadripper 3970X
Ryzen Threadripper PRO 3945WX
32 Cores
64 Threads
3.7GHz Clock
12 Cores
24 Threads
4GHz Clock
Socket
sTRX4
Socket
sWRX8
iGPU
No GPU
iGPU
No GPU
GB6S 1,665
44%
GB6S 1,675
45%
GB6M 13,870
58%
GB6M 10,460
44%
CB23S 1,260
54%
CB23S 1,240
53%
CB23M 47,110
114%
CB23M 18,705
45%
Manufacturer
AMD
Manufacturer
AMD
Architecture
Zen 2
Architecture
Zen 2
Family
Ryzen 3000
Family
Ryzen 3000
Instruction Set (ISA)
x86-64
Instruction Set (ISA)
x86-64
Codename
Castle Peak
Aspen Highlands
Castle Peak 4CCD
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-
-
-
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-
Codename
Castle Peak
Aspen Highlands
Castle Peak 2CCD
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-
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-
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-
Market Segment
Workstation
Market Segment
Workstation
Release Date
11/25/2019
Release Date
7/14/2020
Foundry
TSMC
GlobalFoundries (IO Die)
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-
Foundry
TSMC
GlobalFoundries (IO Die)
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-
Node
N7
12LP (IO Die)
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-
Node
N7
12LP (IO Die)
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-
Die Size
4x 74 mm²
416 mm² (IO Die)
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-
Die Size
2x 74 mm²
416 mm² (IO Die)
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-
Transistor Count
4x 3.8 Billion
8.3 Billion (IO Die)
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-
Transistor Count
2x 3.8 Billion
8.3 Billion (IO Die)
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-
32 Cores
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-
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12 Cores
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-
-
64 Threads
-
-
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24 Threads
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-
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-
3.7GHz
4.5GHz Boost
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-
4GHz
4.3GHz Boost
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-
-
-
-
-
-
-
-
-
-
-
-
Overclocking
Unlocked
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-
-
Overclocking
Locked
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-
-
Type
PCIe
Type
PCIe
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-
-
-
-
-
-
-
Transfer Rate
16GT/s
Transfer Rate
16GT/s
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-
-
-
Lanes
8
Lanes
8
Bandwidth
16GB/s
Bandwidth
16GB/s
Bi-directional
32GB/s
Bi-directional
32GB/s
L0 Instruction
-
-
L0 Instruction
-
-
L0 Data
-
-
L0 Data
-
-
L1 Instruction
32KB/Core
8-way set associative
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-
-
-
L1 Instruction
32KB/Core
8-way set associative
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-
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L1 Data
32KB/Core
8-way set associative
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-
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L1 Data
32KB/Core
8-way set associative
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-
-
-
L2
512KB/Core
8-way set associative
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-
-
-
-
-
-
-
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L2
512KB/Core
8-way set associative
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-
-
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-
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-
-
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L3
-
128MB Shared
-
16-way set associative
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-
-
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L3
-
64MB Shared
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16-way set associative
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Channels
4
Channels
8
Max Memory
512GB
Max Memory
2048GB
ECC
Supported
ECC
Supported
Bus Width/Channel
64Bit
Bus Width
256Bit
Bus Width/Channel
64Bit
Bus Width
512Bit
Clock
1600MHz
Transfer Rate
3200MT/s
Clock
1600MHz
Transfer Rate
3200MT/s
Bandwidth/Channel
25.6GB/s
Bandwidth
102.4GB/s
Bandwidth/Channel
25.6GB/s
Bandwidth
204.8GB/s
TDP
280W
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-
280W Peak
TDP
280W
-
-
280W Peak
Temp
95°C Max
-
Temp
90°C Max
-
Included Cooler
Not Included
Included Cooler
Not Included
PCIe 4.0 x64 Lanes
PCIe 4.0 x128 Lanes
No GPU
-
-
No GPU
-
-
No NPU
-
No NPU
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-
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-
-
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No Cellular
No Cellular
Change Results