AMD Ryzen Threadripper PRO 3975WX | AMD EPYC 7401P | |
CPU comparisonAMD Ryzen Threadripper PRO 3975WX or AMD EPYC 7401P - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.
The AMD Ryzen Threadripper PRO 3975WX has 32 cores with 64 threads and clocks with a maximum frequency of 4.20 GHz. Up to 2048 GB of memory is supported in 8 memory channels. The AMD Ryzen Threadripper PRO 3975WX was released in Q3/2020. The AMD EPYC 7401P has 24 cores with 48 threads and clocks with a maximum frequency of 3.00 GHz. The CPU supports up to GB of memory in 8 memory channels. The AMD EPYC 7401P was released in Q3/2017. |
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AMD Ryzen Threadripper PRO (15) | Family | AMD EPYC (129) |
AMD Ryzen Threadripper PRO 3000 (4) | CPU group | AMD EPYC 7001 (12) |
3 | Generation | 1 |
Castle Peak (Zen 2) | Architecture | Naples (Zen) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
AMD Ryzen Threadripper PRO 5975WX | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Ryzen Threadripper PRO 3975WX is a 32 core processor with a clock frequency of 3.50 GHz (4.20 GHz). The AMD EPYC 7401P has 24 CPU cores with a clock frequency of 2.00 GHz (3.00 GHz). |
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AMD Ryzen Threadripper PRO 3975WX | Characteristic | AMD EPYC 7401P |
32 | Cores | 24 |
64 | Threads | 48 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
Yes | Overclocking ? | No |
3.50 GHz | Frequency | 2.00 GHz |
4.20 GHz | Turbo Frequency (1 Core) | 3.00 GHz |
3.75 GHz | Turbo Frequency (All Cores) | 2.80 GHz |
Memory & PCIeThe AMD Ryzen Threadripper PRO 3975WX supports a maximum of 2048 GB of memory in 8 memory channels. The AMD EPYC 7401P can connect up to GB of memory in 8 memory channels. |
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AMD Ryzen Threadripper PRO 3975WX | Characteristic | AMD EPYC 7401P |
DDR4-3200 | Memory | DDR4-2400, DDR4-2666 |
2048 GB | Max. Memory | |
8 (Octa Channel) | Memory channels | 8 (Octa Channel) |
51.2 GB/s | Max. Bandwidth | 170.6 GB/s |
Yes | ECC | Yes |
16.00 MB | L2 Cache | -- |
128.00 MB | L3 Cache | 64.00 MB |
4.0 | PCIe version | 3.0 |
128 | PCIe lanes | 128 |
252.0 GB/s | PCIe Bandwidth | 126.1 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Ryzen Threadripper PRO 3975WX has a TDP of 280 W, that of the AMD EPYC 7401P is 170 W. |
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AMD Ryzen Threadripper PRO 3975WX | Characteristic | AMD EPYC 7401P |
280 W | TDP (PL1 / PBP) | 170 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
95 °C | Tjunction max. | -- |
Technical detailsThe AMD Ryzen Threadripper PRO 3975WX has a 144.00 MB cache, while the AMD EPYC 7401P cache has a total of 64.00 MB. |
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AMD Ryzen Threadripper PRO 3975WX | Characteristic | AMD EPYC 7401P |
7 nm | Technology | 14 nm |
Chiplet | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
WRX8 (sWRX8) | Socket | SP3 |
AMD-V, SVM | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 10, Windows 11, Linux | Operating systems | Windows 10, Linux |
Q3/2020 | Release date | Q3/2017 |
2749 $ | Release price | 1450 $ |
show more data | show more data | |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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AMD EPYC 7401P
24C 48T @ 3.00 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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AMD EPYC 7401P
24C 48T @ 2.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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AMD EPYC 7401P
24C 48T @ 3.00 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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AMD EPYC 7401P
24C 48T @ 2.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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AMD EPYC 7401P
24C 48T @ 2.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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AMD EPYC 7401P
24C 48T @ 3.00 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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AMD EPYC 7401P
24C 48T @ 2.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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AMD EPYC 7401P
24C 48T @ 3.00 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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AMD EPYC 7401P
24C 48T @ 3.00 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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AMD EPYC 7401P
24C 48T @ 3.00 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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AMD EPYC 7401P
24C 48T @ 2.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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AMD EPYC 7401P
24C 48T @ 3.00 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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AMD EPYC 7401P
24C 48T @ 2.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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AMD EPYC 7401P
24C 48T @ 2.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.50 GHz |
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AMD EPYC 7401P
24C 48T @ 2.00 GHz |
Devices using this processor |
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AMD Ryzen Threadripper PRO 3975WX | AMD EPYC 7401P |
Unknown | Unknown |