Intel Xeon Silver 4314 | AMD EPYC 7251 | |
CPU comparisonIntel Xeon Silver 4314 or AMD EPYC 7251 - 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 Silver 4314 has 16 cores with 32 threads and clocks with a maximum frequency of 3.40 GHz. Up to 6144 GB of memory is supported in 8 memory channels. The Intel Xeon Silver 4314 was released in Q2/2021. The AMD EPYC 7251 has 8 cores with 16 threads and clocks with a maximum frequency of 2.90 GHz. The CPU supports up to GB of memory in 8 memory channels. The AMD EPYC 7251 was released in Q3/2017. |
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Intel Xeon Silver (32) | Family | AMD EPYC (129) |
Intel Xeon Silver 4300 (5) | CPU group | AMD EPYC 7001 (12) |
3 | Generation | 1 |
Ice Lake | Architecture | Naples (Zen) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Xeon Silver 4314 is a 16 core processor with a clock frequency of 2.40 GHz (3.40 GHz). The AMD EPYC 7251 has 8 CPU cores with a clock frequency of 2.10 GHz (2.90 GHz). |
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Intel Xeon Silver 4314 | Characteristic | AMD EPYC 7251 |
16 | Cores | 8 |
32 | Threads | 16 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | No |
2.40 GHz | Frequency | 2.10 GHz |
3.40 GHz | Turbo Frequency (1 Core) | 2.90 GHz |
-- | Turbo Frequency (All Cores) | 2.90 GHz |
Memory & PCIeThe Intel Xeon Silver 4314 supports a maximum of 6144 GB of memory in 8 memory channels. The AMD EPYC 7251 can connect up to GB of memory in 8 memory channels. |
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Intel Xeon Silver 4314 | Characteristic | AMD EPYC 7251 |
DDR4-2666 | Memory | DDR4-2666 |
6144 GB | Max. Memory | |
8 (Octa Channel) | Memory channels | 8 (Octa Channel) |
170.8 GB/s | Max. Bandwidth | 153.6 GB/s |
Yes | ECC | Yes |
-- | L2 Cache | -- |
24.00 MB | L3 Cache | 32.00 MB |
4.0 | PCIe version | 3.0 |
64 | PCIe lanes | 128 |
126.0 GB/s | PCIe Bandwidth | 126.1 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Xeon Silver 4314 has a TDP of 135 W, that of the AMD EPYC 7251 is 120 W. |
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Intel Xeon Silver 4314 | Characteristic | AMD EPYC 7251 |
135 W | TDP (PL1 / PBP) | 120 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe Intel Xeon Silver 4314 has a 24.00 MB cache, while the AMD EPYC 7251 cache has a total of 32.00 MB. |
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Intel Xeon Silver 4314 | Characteristic | AMD EPYC 7251 |
10 nm | Technology | 14 nm |
Monolithic | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.2, AVX2, AVX-512 | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
LGA 4189 | Socket | SP3 |
VT-x, VT-x EPT, VT-d | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q2/2021 | Release date | Q3/2017 |
743 $ | Release price | 450 $ |
show more data | show more data | |
Intel Xeon Silver 4314
16C 32T @ 3.40 GHz |
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AMD EPYC 7251
8C 16T @ 2.90 GHz |
Intel Xeon Silver 4314
16C 32T @ 2.40 GHz |
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AMD EPYC 7251
8C 16T @ 2.90 GHz |
Intel Xeon Silver 4314
16C 32T @ 2.40 GHz |
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AMD EPYC 7251
8C 16T @ 2.90 GHz |
Intel Xeon Silver 4314
16C 32T @ 3.40 GHz |
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AMD EPYC 7251
8C 16T @ 2.90 GHz |
Intel Xeon Silver 4314
16C 32T @ 3.40 GHz |
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AMD EPYC 7251
8C 16T @ 2.90 GHz |
Intel Xeon Silver 4314
16C 32T @ 2.40 GHz |
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AMD EPYC 7251
8C 16T @ 2.90 GHz |
Devices using this processor |
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Intel Xeon Silver 4314 | AMD EPYC 7251 |
Unknown | Unknown |