Intel Xeon w5-2455X | AMD Ryzen Threadripper PRO 3945WX | |
CPU comparisonIntel Xeon w5-2455X or AMD Ryzen Threadripper PRO 3945WX - 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 Intel Xeon w5-2455X has 12 cores with 24 threads and clocks with a maximum frequency of 4.60 GHz. Up to 2048 GB of memory is supported in 4 memory channels. The Intel Xeon w5-2455X was released in Q1/2023. The AMD Ryzen Threadripper PRO 3945WX has 12 cores with 24 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 3945WX was released in Q1/2021. |
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Intel Xeon W (83) | Family | AMD Ryzen Threadripper PRO (15) |
Intel Xeon W-2400 (8) | CPU group | AMD Ryzen Threadripper PRO 3000 (4) |
12 | Generation | 3 |
Sapphire Rapids-WS | Architecture | Castle Peak (Zen 2) |
Desktop / Server | Segment | Desktop / Server |
Intel Xeon W-2255 | Predecessor | -- |
-- | Successor | AMD Ryzen Threadripper PRO 5945WX |
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CPU Cores and Base FrequencyThe Intel Xeon w5-2455X is a 12 core processor with a clock frequency of 3.20 GHz (4.60 GHz). The AMD Ryzen Threadripper PRO 3945WX has 12 CPU cores with a clock frequency of 4.00 GHz (4.30 GHz). |
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Intel Xeon w5-2455X | Characteristic | AMD Ryzen Threadripper PRO 3945WX |
12 | Cores | 12 |
24 | Threads | 24 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
Yes | Overclocking ? | Yes |
3.20 GHz | Frequency | 4.00 GHz |
4.60 GHz | Turbo Frequency (1 Core) | 4.30 GHz |
3.90 GHz | Turbo Frequency (All Cores) | 4.20 GHz |
Memory & PCIeThe Intel Xeon w5-2455X supports a maximum of 2048 GB of memory in 4 memory channels. The AMD Ryzen Threadripper PRO 3945WX can connect up to 2048 GB of memory in 8 memory channels. |
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Intel Xeon w5-2455X | Characteristic | AMD Ryzen Threadripper PRO 3945WX |
DDR5-4800 | Memory | DDR4-3200 |
2048 GB | Max. Memory | 2048 GB |
4 (Quad Channel) | Memory channels | 8 (Octa Channel) |
153.6 GB/s | Max. Bandwidth | 51.2 GB/s |
Yes | ECC | Yes |
-- | L2 Cache | 6.00 MB |
30.00 MB | L3 Cache | 64.00 MB |
5.0 | PCIe version | 4.0 |
64 | PCIe lanes | 128 |
252.0 GB/s | PCIe Bandwidth | 252.0 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Xeon w5-2455X has a TDP of 200 W, that of the AMD Ryzen Threadripper PRO 3945WX is 280 W. |
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Intel Xeon w5-2455X | Characteristic | AMD Ryzen Threadripper PRO 3945WX |
200 W | TDP (PL1 / PBP) | 280 W |
-- | TDP (PL2) | -- |
240 W | TDP up | -- |
-- | TDP down | -- |
100 °C | Tjunction max. | 95 °C |
Technical detailsThe Intel Xeon w5-2455X has a 30.00 MB cache, while the AMD Ryzen Threadripper PRO 3945WX cache has a total of 70.00 MB. |
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Intel Xeon w5-2455X | Characteristic | AMD Ryzen Threadripper PRO 3945WX |
10 nm | Technology | 7 nm |
Monolithic | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2, AVX2, AVX-512, AMX | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
LGA 4677 | Socket | WRX8 (sWRX8) |
VT-x, VT-x EPT, VT-d, VT-rp, vPro Enterprise | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 11, Windows Server, Linux | Operating systems | Windows 10, Windows 11, Linux |
Q1/2023 | Release date | Q1/2021 |
1039 $ | Release price | -- |
show more data | show more data | |
Intel Xeon w5-2455X
12C 24T @ 4.60 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz |
Intel Xeon w5-2455X
12C 24T @ 4.60 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz |
Intel Xeon w5-2455X
12C 24T @ 4.60 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz |
Intel Xeon w5-2455X
12C 24T @ 3.90 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz |
Intel Xeon w5-2455X
12C 24T @ 4.60 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz |
Intel Xeon w5-2455X
12C 24T @ 3.90 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz |
Intel Xeon w5-2455X
12C 24T @ 3.90 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz |
Devices using this processor |
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Intel Xeon w5-2455X | AMD Ryzen Threadripper PRO 3945WX |
Unknown | Unknown |