Note: The information shown below is based on rumors and unoffical information. Technical details or benchmark results may be different in the final version of this processor. |
AMD EPYC 9555 | AMD EPYC 7763 | |
CPU comparisonIn this CPU comparison, we compare the AMD EPYC 9555 and the AMD EPYC 7763 and use benchmarks to check which processor is faster.
We compare the AMD EPYC 9555 64 core processor released in Q4/2024 with the AMD EPYC 7763 which has 64 CPU cores and was introduced in Q1/2021. |
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AMD EPYC (129) | Family | AMD EPYC (129) |
AMD EPYC 9005 (21) | CPU group | AMD EPYC 7003 (29) |
5 | Generation | 3 |
Turin (Zen 5 / Zen 5c) | Architecture | Milan (Zen 3) |
Desktop / Server | Segment | Desktop / Server |
AMD EPYC 9554 | Predecessor | AMD EPYC 7662 |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD EPYC 9555 is a 64 core processor with a clock frequency of 3.30 GHz. The processor can compute 128 threads at the same time. The AMD EPYC 7763 clocks with 2.45 GHz (3.50 GHz), has 64 CPU cores and can calculate 128 threads in parallel. |
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AMD EPYC 9555 | Characteristic | AMD EPYC 7763 |
64 | Cores | 64 |
128 | Threads | 128 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | No |
3.30 GHz | Frequency | 2.45 GHz |
-- | Turbo Frequency (1 Core) | 3.50 GHz |
-- | Turbo Frequency (All Cores) | 3.20 GHz |
Memory & PCIeUp to 6144 GB of memory in a maximum of 12 memory channels is supported by the AMD EPYC 9555, while the AMD EPYC 7763 supports a maximum of 4096 GB of memory with a maximum memory bandwidth of 204.8 GB/s enabled. |
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AMD EPYC 9555 | Characteristic | AMD EPYC 7763 |
DDR5-6000 | Memory | DDR4-3200 |
6144 GB | Max. Memory | 4096 GB |
12 | Memory channels | 8 (Octa Channel) |
480.0 GB/s | Max. Bandwidth | 204.8 GB/s |
Yes | ECC | Yes |
-- | L2 Cache | -- |
256.00 MB | L3 Cache | 256.00 MB |
5.0 | PCIe version | 4.0 |
128 | PCIe lanes | 128 |
504.1 GB/s | PCIe Bandwidth | 252.0 GB/s |
Thermal ManagementThe AMD EPYC 9555 has a TDP of 360 W. The TDP of the AMD EPYC 7763 is 280 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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AMD EPYC 9555 | Characteristic | AMD EPYC 7763 |
360 W | TDP (PL1 / PBP) | 280 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | 225 W |
100 °C | Tjunction max. | -- |
Technical detailsThe AMD EPYC 9555 has 256.00 MB cache and is manufactured in 4 nm. The cache of AMD EPYC 7763 is at 256.00 MB. The processor is manufactured in 7 nm. |
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AMD EPYC 9555 | Characteristic | AMD EPYC 7763 |
4 nm | Technology | 7 nm |
Chiplet | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.2, AVX2, AVX-512, BFLOAT16, VNNI | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
SP5 | Socket | SP3 |
AMD-V, SVM | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows Server 2022, Linux, Windows 11 | Operating systems | Windows 10, Linux |
Q4/2024 | Release date | Q1/2021 |
-- | Release price | 7890 $ |
show more data | show more data | |
AMD EPYC 9555
64C 128T @ 3.30 GHzNot verified |
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AMD EPYC 7763
64C 128T @ 3.50 GHz |
AMD EPYC 9555
64C 128T @ 3.30 GHzNot verified |
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AMD EPYC 7763
64C 128T @ 3.20 GHz |
AMD EPYC 9555
64C 128T @ 3.30 GHzNot verified |
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AMD EPYC 7763
64C 128T @ 3.50 GHz |
AMD EPYC 9555
64C 128T @ 3.30 GHzNot verified |
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AMD EPYC 7763
64C 128T @ 3.20 GHz |
AMD EPYC 9555
64C 128T @ 3.30 GHzNot verified |
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AMD EPYC 7763
64C 128T @ 3.50 GHz |
AMD EPYC 9555
64C 128T @ 3.30 GHzNot verified |
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AMD EPYC 7763
64C 128T @ 3.20 GHz |
AMD EPYC 9555
64C 128T @ 3.30 GHzNot verified |
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AMD EPYC 7763
64C 128T @ 3.20 GHz |
Devices using this processor |
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AMD EPYC 9555 | AMD EPYC 7763 |
Unknown | Unknown |