Intel Xeon Platinum 8168 | AMD EPYC 7551 | |
CPU comparisonIntel Xeon Platinum 8168 or AMD EPYC 7551 - 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 Platinum 8168 has 24 cores with 48 threads and clocks with a maximum frequency of 3.70 GHz. Up to 768 GB of memory is supported in 6 memory channels. The Intel Xeon Platinum 8168 was released in Q3/2017. The AMD EPYC 7551 has 32 cores with 64 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 7551 was released in Q3/2017. |
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Intel Xeon Platinum (89) | Family | AMD EPYC (129) |
Intel Xeon Platinum 8100 (16) | CPU group | AMD EPYC 7001 (12) |
1 | Generation | 1 |
Skylake | Architecture | Naples (Zen) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | AMD EPYC 7552 |
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CPU Cores and Base FrequencyThe Intel Xeon Platinum 8168 has 24 CPU cores and can calculate 48 threads in parallel. The clock frequency of the Intel Xeon Platinum 8168 is 2.70 GHz (3.70 GHz) while the AMD EPYC 7551 has 32 CPU cores and 64 threads can calculate simultaneously. The clock frequency of the AMD EPYC 7551 is at 2.00 GHz (3.00 GHz). |
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Intel Xeon Platinum 8168 | Characteristic | AMD EPYC 7551 |
24 | Cores | 32 |
48 | Threads | 64 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | No |
2.70 GHz | Frequency | 2.00 GHz |
3.70 GHz | Turbo Frequency (1 Core) | 3.00 GHz |
3.00 GHz | Turbo Frequency (All Cores) | 2.55 GHz |
Memory & PCIeThe Intel Xeon Platinum 8168 can use up to 768 GB of memory in 6 memory channels. The maximum memory bandwidth is 128.1 GB/s. The AMD EPYC 7551 supports up to GB of memory in 8 memory channels and achieves a memory bandwidth of up to 170.6 GB/s. |
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Intel Xeon Platinum 8168 | Characteristic | AMD EPYC 7551 |
DDR4-2666 | Memory | DDR4-2666 |
768 GB | Max. Memory | |
6 (Hexa Channel) | Memory channels | 8 (Octa Channel) |
128.1 GB/s | Max. Bandwidth | 170.6 GB/s |
Yes | ECC | Yes |
-- | L2 Cache | -- |
33.00 MB | L3 Cache | 64.00 MB |
3.0 | PCIe version | 3.0 |
48 | PCIe lanes | 128 |
47.3 GB/s | PCIe Bandwidth | 126.1 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the Intel Xeon Platinum 8168 is 205 W, while the AMD EPYC 7551 has a TDP of 180 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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Intel Xeon Platinum 8168 | Characteristic | AMD EPYC 7551 |
205 W | TDP (PL1 / PBP) | 180 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe Intel Xeon Platinum 8168 is manufactured in 14 nm and has 33.00 MB cache. The AMD EPYC 7551 is manufactured in 14 nm and has a 64.00 MB cache. |
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Intel Xeon Platinum 8168 | Characteristic | AMD EPYC 7551 |
14 nm | Technology | 14 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 3647 | 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 |
Q3/2017 | Release date | Q3/2017 |
5900 $ | Release price | 3200 $ |
show more data | show more data | |
Intel Xeon Platinum 8168
24C 48T @ 3.00 GHz |
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AMD EPYC 7551
32C 64T @ 2.55 GHz |
Intel Xeon Platinum 8168
24C 48T @ 3.70 GHz |
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AMD EPYC 7551
32C 64T @ 3.00 GHz |
Intel Xeon Platinum 8168
24C 48T @ 3.00 GHz |
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AMD EPYC 7551
32C 64T @ 2.55 GHz |
Intel Xeon Platinum 8168
24C 48T @ 3.70 GHz |
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AMD EPYC 7551
32C 64T @ 3.00 GHz |
Intel Xeon Platinum 8168
24C 48T @ 3.00 GHz |
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AMD EPYC 7551
32C 64T @ 2.55 GHz |
Intel Xeon Platinum 8168
24C 48T @ 3.70 GHz |
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AMD EPYC 7551
32C 64T @ 3.00 GHz |
Devices using this processor |
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Intel Xeon Platinum 8168 | AMD EPYC 7551 |
Unknown | Unknown |