Ryzen Threadripper PRO 3955WX vs Ryzen Threadripper PRO 3945WX
Ryzen Threadripper PRO 3955WX
Ryzen Threadripper PRO 3945WX
|
16 Cores
32 Threads
3.9GHz Clock
|
12 Cores
24 Threads
4GHz Clock
|
|
Socket
sWRX8
|
Socket
sWRX8
|
|
iGPU
No GPU
|
iGPU
No GPU
|
|
GB6S 1,685
45%
|
GB6S 1,675
45%
|
|
GB6M 12,575
52%
|
GB6M 10,460
44%
|
|
CB23S 1,245
53%
|
CB23S 1,240
53%
|
|
CB23M 24,415
59%
|
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 2CCD
-
-
-
-
-
-
|
Codename
Castle Peak
Aspen Highlands
Castle Peak 2CCD
-
-
-
-
-
-
|
|
Market Segment
Workstation
|
Market Segment
Workstation
|
|
Release Date
7/14/2020
|
Release Date
7/14/2020
|
|
Foundry
TSMC
GlobalFoundries (IO Die)
-
-
|
Foundry
TSMC
GlobalFoundries (IO Die)
-
-
|
|
Node
N7
12LP (IO Die)
-
-
|
Node
N7
12LP (IO Die)
-
-
|
|
Die Size
2x 74 mm²
416 mm² (IO Die)
-
-
|
Die Size
2x 74 mm²
416 mm² (IO Die)
-
-
|
|
Transistor Count
2x 3.8 Billion
8.3 Billion (IO Die)
-
-
|
Transistor Count
2x 3.8 Billion
8.3 Billion (IO Die)
-
-
|
|
16 Cores
-
-
-
|
12 Cores
-
-
-
|
|
32 Threads
-
-
-
|
24 Threads
-
-
-
|
|
-
3.9GHz
4.3GHz Boost
-
|
-
4GHz
4.3GHz Boost
-
|
|
-
-
-
|
-
-
-
|
|
-
-
-
|
-
-
-
|
|
Overclocking
Locked
-
-
-
|
Overclocking
Locked
-
-
-
|
|
Type
PCIe
|
Type
PCIe
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
Transfer Rate
16GT/s
|
Transfer Rate
16GT/s
|
|
-
-
|
-
-
|
|
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
-
-
-
-
|
L1 Instruction
32KB/Core
8-way set associative
-
-
-
-
|
|
L1 Data
32KB/Core
8-way set associative
-
-
-
-
|
L1 Data
32KB/Core
8-way set associative
-
-
-
-
|
|
L2
512KB/Core
8-way set associative
-
-
-
-
-
-
-
-
-
-
|
L2
512KB/Core
8-way set associative
-
-
-
-
-
-
-
-
-
-
|
|
L3
-
64MB Shared
-
16-way set associative
-
-
-
-
-
|
L3
-
64MB Shared
-
16-way set associative
-
-
-
-
-
|
|
-
-
-
-
|
-
-
-
-
|
|
Channels
8
|
Channels
8
|
|
Max Memory
2048GB
|
Max Memory
2048GB
|
|
ECC
Supported
|
ECC
Supported
|
|
Bus Width/Channel
64Bit
Bus Width
512Bit
|
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
204.8GB/s
|
Bandwidth/Channel
25.6GB/s
Bandwidth
204.8GB/s
|
|
TDP
280W
-
-
280W Peak
|
TDP
280W
-
-
280W Peak
|
|
Temp
90°C Max
-
|
Temp
90°C Max
-
|
|
Included Cooler
Not Included
|
Included Cooler
Not Included
|
|
PCIe 4.0 x128 Lanes
|
PCIe 4.0 x128 Lanes
|
|
No GPU
-
-
|
No GPU
-
-
|
|
No NPU
-
|
No NPU
-
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
No Cellular
|
No Cellular
|
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