AMD EPYC 9754S vs HiSilicon Kirin 655
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CPU comparison with benchmarks
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| AMD EPYC 9754S | HiSilicon Kirin 655 | |
CPU comparisonAMD EPYC 9754S or HiSilicon Kirin 655 - 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 AMD EPYC 9754S has 128 cores with 128 threads and clocks with a maximum frequency of 3.10 GHz. Up to 6144 GB of memory is supported in 12 memory channels. The AMD EPYC 9754S was released in Q2/2023. The HiSilicon Kirin 655 has 8 cores with 8 threads and clocks with a maximum frequency of 2.12 GHz. The CPU supports up to GB of memory in 2 memory channels. The HiSilicon Kirin 655 was released in Q2/2016. |
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| AMD EPYC (129) | Family | HiSilicon Kirin (29) |
| AMD EPYC 8004/9004 (15) | CPU group | HiSilicon Kirin 650 (4) |
| 4 | Generation | 4 |
| Bergamo/Siena (Zen 4c) | Architecture | Cortex-A53 / Cortex-A53 |
| Desktop / Server | Segment | Mobile |
| -- | Predecessor | -- |
| -- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD EPYC 9754S has 128 CPU cores and can calculate 128 threads in parallel. The clock frequency of the AMD EPYC 9754S is 2.25 GHz (3.10 GHz) while the HiSilicon Kirin 655 has 8 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the HiSilicon Kirin 655 is at 2.12 GHz. |
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| AMD EPYC 9754S | Characteristic | HiSilicon Kirin 655 |
| 128 | Cores | 8 |
| 128 | Threads | 8 |
| normal | Core architecture | hybrid (big.LITTLE) |
| No | Hyperthreading | No |
| No | Overclocking ? | No |
| 2.25 GHz (3.10 GHz) 128x Zen 4c |
A-Core | 2.12 GHz 4x Cortex-A53 |
| -- | B-Core | 1.70 GHz 4x Cortex-A53 |
Internal GraphicsThe AMD EPYC 9754S or HiSilicon Kirin 655 has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die. |
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| no iGPU | GPU | ARM Mali-T830 MP2 |
| GPU frequency | 0.90 GHz | |
| -- | GPU (Turbo) | -- |
| -- | GPU Generation | Midgard 4 |
| Technology | 28nm | |
| Max. displays | 2 | |
| -- | Compute units | 2 |
| -- | Shader | 32 |
| No | Hardware Raytracing | No |
| No | Frame Generation | No |
| -- | Max. GPU Memory | -- |
| -- | DirectX Version | 11 |
Hardware codec supportA photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos. |
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| no iGPU | GPU | ARM Mali-T830 MP2 |
| No | Codec h265 / HEVC (8 bit) | Decode / Encode |
| No | Codec h265 / HEVC (10 bit) | Decode |
| No | Codec h264 | Decode / Encode |
| No | Codec VP9 | No |
| No | Codec VP8 | Decode / Encode |
| No | Codec AV1 | No |
| No | Codec AVC | No |
| No | Codec VC-1 | No |
| No | Codec JPEG | Decode / Encode |
Memory & PCIeThe AMD EPYC 9754S can use up to 6144 GB of memory in 12 memory channels. The maximum memory bandwidth is 460.8 GB/s. The HiSilicon Kirin 655 supports up to GB of memory in 2 memory channels and achieves a memory bandwidth of up to --. |
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| AMD EPYC 9754S | Characteristic | HiSilicon Kirin 655 |
| DDR5-4800 | Memory | LPDDR3-933 |
| 6144 GB | Max. Memory | |
| 12 | Memory channels | 2 (Dual Channel) |
| 460.8 GB/s | Max. Bandwidth | -- |
| Yes | ECC | No |
| -- | L2 Cache | -- |
| 256.00 MB | L3 Cache | -- |
| 5.0 | PCIe version | -- |
| 128 | PCIe lanes | -- |
| 504.1 GB/s | PCIe Bandwidth | -- |
Thermal ManagementThe thermal design power (TDP for short) of the AMD EPYC 9754S is 360 W, while the HiSilicon Kirin 655 has a TDP of --. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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| AMD EPYC 9754S | Characteristic | HiSilicon Kirin 655 |
| 360 W | TDP (PL1 / PBP) | -- |
| -- | TDP (PL2) | -- |
| 400 W | TDP up | -- |
| 320 W | TDP down | -- |
| 100 °C | Tjunction max. | -- |
Technical detailsThe AMD EPYC 9754S is manufactured in 5 nm and has 256.00 MB cache. The HiSilicon Kirin 655 is manufactured in 16 nm and has a 0.00 MB cache. |
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| AMD EPYC 9754S | Characteristic | HiSilicon Kirin 655 |
| 5 nm | Technology | 16 nm |
| Chiplet | Chip design | Chiplet |
| x86-64 (64 bit) | Instruction set (ISA) | Armv8-A (64 bit) |
| SSE4.2, AVX2, AVX-512, BFLOAT16, VNNI | ISA extensions | -- |
| SP5 | Socket | -- |
| AMD-V, SVM | Virtualization | None |
| Yes | AES-NI | No |
| Windows Server 2022, Linux, Windows 11 | Operating systems | Android |
| Q2/2023 | Release date | Q2/2016 |
| 10200 $ | Release price | -- |
| show more data | show more data | |
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Rate these processors
Geekbench 5, 64bit (Single-Core)
Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
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AMD EPYC 9754S
128C 128T @ 3.10 GHz |
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HiSilicon Kirin 655
8C 8T @ 2.12 GHz |
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Geekbench 5, 64bit (Multi-Core)
Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
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AMD EPYC 9754S
128C 128T @ 3.10 GHz |
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HiSilicon Kirin 655
8C 8T @ 2.12 GHz |
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iGPU - FP32 Performance (Single-precision GFLOPS)
The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
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AMD EPYC 9754S
@ 0.00 GHz |
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HiSilicon Kirin 655
ARM Mali-T830 MP2 @ 0.90 GHz |
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Devices using this processor |
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| AMD EPYC 9754S | HiSilicon Kirin 655 |
| Unknown | Unknown |
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