Intel Xeon W-2155 | AMD Ryzen Threadripper PRO 3945WX | |
CPU comparisonIntel Xeon W-2155 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 W-2155 has 10 cores with 20 threads and clocks with a maximum frequency of 4.50 GHz. Up to 512 GB of memory is supported in 4 memory channels. The Intel Xeon W-2155 was released in Q3/2017. 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-2100/3100 (15) | CPU group | AMD Ryzen Threadripper PRO 3000 (4) |
6 | Generation | 3 |
Skylake W | Architecture | Castle Peak (Zen 2) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
Intel Xeon W-2255 | Successor | AMD Ryzen Threadripper PRO 5945WX |
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CPU Cores and Base FrequencyThe Intel Xeon W-2155 has 10 CPU cores and can calculate 20 threads in parallel. The clock frequency of the Intel Xeon W-2155 is 3.30 GHz (4.50 GHz) while the AMD Ryzen Threadripper PRO 3945WX has 12 CPU cores and 24 threads can calculate simultaneously. The clock frequency of the AMD Ryzen Threadripper PRO 3945WX is at 4.00 GHz (4.30 GHz). |
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Intel Xeon W-2155 | Characteristic | AMD Ryzen Threadripper PRO 3945WX |
10 | Cores | 12 |
20 | Threads | 24 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | Yes |
3.30 GHz | Frequency | 4.00 GHz |
4.50 GHz | Turbo Frequency (1 Core) | 4.30 GHz |
4.00 GHz | Turbo Frequency (All Cores) | 4.20 GHz |
Memory & PCIeThe Intel Xeon W-2155 can use up to 512 GB of memory in 4 memory channels. The maximum memory bandwidth is 85.4 GB/s. The AMD Ryzen Threadripper PRO 3945WX supports up to 2048 GB of memory in 8 memory channels and achieves a memory bandwidth of up to 51.2 GB/s. |
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Intel Xeon W-2155 | Characteristic | AMD Ryzen Threadripper PRO 3945WX |
DDR4-2666 | Memory | DDR4-3200 |
512 GB | Max. Memory | 2048 GB |
4 (Quad Channel) | Memory channels | 8 (Octa Channel) |
85.4 GB/s | Max. Bandwidth | 51.2 GB/s |
Yes | ECC | Yes |
-- | L2 Cache | 6.00 MB |
13.75 MB | L3 Cache | 64.00 MB |
3.0 | PCIe version | 4.0 |
48 | PCIe lanes | 128 |
47.3 GB/s | PCIe Bandwidth | 252.0 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the Intel Xeon W-2155 is 140 W, while the AMD Ryzen Threadripper PRO 3945WX has a TDP of 280 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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Intel Xeon W-2155 | Characteristic | AMD Ryzen Threadripper PRO 3945WX |
140 W | TDP (PL1 / PBP) | 280 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | 95 °C |
Technical detailsThe Intel Xeon W-2155 is manufactured in 14 nm and has 13.75 MB cache. The AMD Ryzen Threadripper PRO 3945WX is manufactured in 7 nm and has a 70.00 MB cache. |
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Intel Xeon W-2155 | Characteristic | AMD Ryzen Threadripper PRO 3945WX |
14 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 | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
LGA 2066 | Socket | WRX8 (sWRX8) |
VT-x, VT-x EPT, VT-d | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Windows 11, Linux |
Q3/2017 | Release date | Q1/2021 |
1440 $ | Release price | -- |
show more data | show more data | |
Intel Xeon W-2155
10C 20T @ 4.50 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz |
Intel Xeon W-2155
10C 20T @ 4.00 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz |
Intel Xeon W-2155
10C 20T @ 4.50 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz |
Intel Xeon W-2155
10C 20T @ 4.00 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz |
Intel Xeon W-2155
10C 20T @ 4.00 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz |
Intel Xeon W-2155
10C 20T @ 4.50 GHz |
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AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz |
Intel Xeon W-2155
10C 20T @ 4.00 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 W-2155 | AMD Ryzen Threadripper PRO 3945WX |
Unknown | Unknown |