AMD EPYC 7663 | Intel Xeon W-3275 | |
CPU comparisonIn this CPU comparison, we compare the AMD EPYC 7663 and the Intel Xeon W-3275 and use benchmarks to check which processor is faster.
We compare the AMD EPYC 7663 56 core processor released in Q1/2021 with the Intel Xeon W-3275 which has 28 CPU cores and was introduced in Q2/2019. |
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AMD EPYC (129) | Family | Intel Xeon W (83) |
AMD EPYC 7003 (29) | CPU group | Intel Xeon W-2200/3200 (17) |
3 | Generation | 7 |
Milan (Zen 3) | Architecture | Cascade Lake W |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | Intel Xeon W-3175X |
-- | Successor | Intel Xeon W-3375 |
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CPU Cores and Base FrequencyThe AMD EPYC 7663 is a 56 core processor with a clock frequency of 2.00 GHz (3.50 GHz). The processor can compute 112 threads at the same time. The Intel Xeon W-3275 clocks with 2.50 GHz (4.60 GHz), has 28 CPU cores and can calculate 56 threads in parallel. |
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AMD EPYC 7663 | Characteristic | Intel Xeon W-3275 |
56 | Cores | 28 |
112 | Threads | 56 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | No |
2.00 GHz | Frequency | 2.50 GHz |
3.50 GHz | Turbo Frequency (1 Core) | 4.60 GHz |
3.00 GHz | Turbo Frequency (All Cores) | 3.40 GHz |
Memory & PCIeUp to 4096 GB of memory in a maximum of 8 memory channels is supported by the AMD EPYC 7663, while the Intel Xeon W-3275 supports a maximum of 1024 GB of memory with a maximum memory bandwidth of 140.7 GB/s enabled. |
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AMD EPYC 7663 | Characteristic | Intel Xeon W-3275 |
DDR4-3200 | Memory | DDR4-2933 |
4096 GB | Max. Memory | 1024 GB |
8 (Octa Channel) | Memory channels | 6 (Hexa Channel) |
204.8 GB/s | Max. Bandwidth | 140.7 GB/s |
Yes | ECC | Yes |
-- | L2 Cache | -- |
256.00 MB | L3 Cache | 38.50 MB |
4.0 | PCIe version | 3.0 |
128 | PCIe lanes | 64 |
252.0 GB/s | PCIe Bandwidth | 63.0 GB/s |
Thermal ManagementThe AMD EPYC 7663 has a TDP of 240 W. The TDP of the Intel Xeon W-3275 is 205 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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AMD EPYC 7663 | Characteristic | Intel Xeon W-3275 |
240 W | TDP (PL1 / PBP) | 205 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
225 W | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe AMD EPYC 7663 has 256.00 MB cache and is manufactured in 7 nm. The cache of Intel Xeon W-3275 is at 38.50 MB. The processor is manufactured in 14 nm. |
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AMD EPYC 7663 | Characteristic | Intel Xeon W-3275 |
7 nm | Technology | 14 nm |
Chiplet | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 | ISA extensions | SSE4.1, SSE4.2, AVX2, AVX-512 |
SP3 | Socket | LGA 3647 |
AMD-V, SVM | Virtualization | VT-x, VT-x EPT, VT-d |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q1/2021 | Release date | Q2/2019 |
6366 $ | Release price | 4250 $ |
show more data | show more data | |
AMD EPYC 7663
56C 112T @ 3.50 GHz |
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Intel Xeon W-3275
28C 56T @ 4.60 GHz |
AMD EPYC 7663
56C 112T @ 3.50 GHz |
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Intel Xeon W-3275
28C 56T @ 4.60 GHz |
AMD EPYC 7663
56C 112T @ 3.00 GHz |
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Intel Xeon W-3275
28C 56T @ 3.40 GHz |
AMD EPYC 7663
56C 112T @ 3.00 GHz |
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Intel Xeon W-3275
28C 56T @ 3.40 GHz |
AMD EPYC 7663
56C 112T @ 3.50 GHz |
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Intel Xeon W-3275
28C 56T @ 4.60 GHz |
AMD EPYC 7663
56C 112T @ 3.50 GHz |
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Intel Xeon W-3275
28C 56T @ 4.60 GHz |
AMD EPYC 7663
56C 112T @ 3.00 GHz |
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Intel Xeon W-3275
28C 56T @ 3.40 GHz |
AMD EPYC 7663
56C 112T @ 3.00 GHz |
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Intel Xeon W-3275
28C 56T @ 3.40 GHz |
Devices using this processor |
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AMD EPYC 7663 | Intel Xeon W-3275 |
Unknown | Unknown |