AMD EPYC 7401P | AMD Ryzen Threadripper PRO 3955WX | |
CPU comparisonAMD EPYC 7401P or AMD Ryzen Threadripper PRO 3955WX - 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 EPYC 7401P has 24 cores with 48 threads and clocks with a maximum frequency of 3.00 GHz. Up to GB of memory is supported in 8 memory channels. The AMD EPYC 7401P was released in Q3/2017. The AMD Ryzen Threadripper PRO 3955WX has 16 cores with 32 threads and clocks with a maximum frequency of 4.30 GHz. The CPU supports up to 2048 GB of memory in 8 memory channels. The AMD Ryzen Threadripper PRO 3955WX was released in Q1/2021. |
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AMD EPYC (129) | Family | AMD Ryzen Threadripper PRO (15) |
AMD EPYC 7001 (12) | CPU group | AMD Ryzen Threadripper PRO 3000 (4) |
1 | Generation | 3 |
Naples (Zen) | Architecture | Castle Peak (Zen 2) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | AMD Ryzen Threadripper PRO 5955WX |
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CPU Cores and Base FrequencyThe AMD EPYC 7401P is a 24 core processor with a clock frequency of 2.00 GHz (3.00 GHz). The AMD Ryzen Threadripper PRO 3955WX has 16 CPU cores with a clock frequency of 3.90 GHz (4.30 GHz). |
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AMD EPYC 7401P | Characteristic | AMD Ryzen Threadripper PRO 3955WX |
24 | Cores | 16 |
48 | Threads | 32 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | Yes |
2.00 GHz | Frequency | 3.90 GHz |
3.00 GHz | Turbo Frequency (1 Core) | 4.30 GHz |
2.80 GHz | Turbo Frequency (All Cores) | 4.00 GHz |
Memory & PCIeThe AMD EPYC 7401P supports a maximum of GB of memory in 8 memory channels. The AMD Ryzen Threadripper PRO 3955WX can connect up to 2048 GB of memory in 8 memory channels. |
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AMD EPYC 7401P | Characteristic | AMD Ryzen Threadripper PRO 3955WX |
DDR4-2400, DDR4-2666 | Memory | DDR4-3200 |
Max. Memory | 2048 GB | |
8 (Octa Channel) | Memory channels | 8 (Octa Channel) |
170.6 GB/s | Max. Bandwidth | 51.2 GB/s |
Yes | ECC | Yes |
-- | L2 Cache | 8.00 MB |
64.00 MB | L3 Cache | 64.00 MB |
3.0 | PCIe version | 4.0 |
128 | PCIe lanes | 128 |
126.1 GB/s | PCIe Bandwidth | 252.0 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD EPYC 7401P has a TDP of 170 W, that of the AMD Ryzen Threadripper PRO 3955WX is 280 W. |
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AMD EPYC 7401P | Characteristic | AMD Ryzen Threadripper PRO 3955WX |
170 W | TDP (PL1 / PBP) | 280 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | 95 °C |
Technical detailsThe AMD EPYC 7401P has a 64.00 MB cache, while the AMD Ryzen Threadripper PRO 3955WX cache has a total of 72.00 MB. |
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AMD EPYC 7401P | Characteristic | AMD Ryzen Threadripper PRO 3955WX |
14 nm | Technology | 7 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 |
SP3 | Socket | WRX8 (sWRX8) |
AMD-V, SVM | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Windows 11, Linux |
Q3/2017 | Release date | Q1/2021 |
1450 $ | Release price | 1149 $ |
show more data | show more data | |
AMD EPYC 7401P
24C 48T @ 3.00 GHz |
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AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.30 GHz |
AMD EPYC 7401P
24C 48T @ 2.80 GHz |
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AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.00 GHz |
AMD EPYC 7401P
24C 48T @ 3.00 GHz |
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AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.30 GHz |
AMD EPYC 7401P
24C 48T @ 2.80 GHz |
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AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.00 GHz |
AMD EPYC 7401P
24C 48T @ 2.80 GHz |
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AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.00 GHz |
AMD EPYC 7401P
24C 48T @ 2.00 GHz |
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AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 3.90 GHz |
AMD EPYC 7401P
24C 48T @ 3.00 GHz |
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AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.30 GHz |
AMD EPYC 7401P
24C 48T @ 2.80 GHz |
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AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.00 GHz |
Devices using this processor |
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AMD EPYC 7401P | AMD Ryzen Threadripper PRO 3955WX |
Unknown | Unknown |