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HiSilicon Kirin 655 | AMD EPYC 7702 | |
CPU comparisonIn this CPU comparison, we compare the HiSilicon Kirin 655 and the AMD EPYC 7702 and use benchmarks to check which processor is faster.
We compare the HiSilicon Kirin 655 8 core processor released in Q2/2016 with the AMD EPYC 7702 which has 64 CPU cores and was introduced in Q3/2019. |
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HiSilicon Kirin (29) | Family | AMD EPYC (129) |
HiSilicon Kirin 650 (4) | CPU group | AMD EPYC 7002 (24) |
4 | Generation | 2 |
Cortex-A53 / Cortex-A53 | Architecture | Rome (Zen 2) |
Mobile | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe HiSilicon Kirin 655 is a 8 core processor with a clock frequency of 2.12 GHz. The processor can compute 8 threads at the same time. The AMD EPYC 7702 clocks with 2.00 GHz (3.35 GHz), has 64 CPU cores and can calculate 128 threads in parallel. |
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HiSilicon Kirin 655 | Characteristic | AMD EPYC 7702 |
8 | Cores | 64 |
8 | Threads | 128 |
hybrid (big.LITTLE) | Core architecture | normal |
No | Hyperthreading | Yes |
No | Overclocking ? | No |
2.12 GHz 4x Cortex-A53 |
A-Core | 2.00 GHz (3.35 GHz) |
1.70 GHz 4x Cortex-A53 |
B-Core | -- |
Integrated graphics (iGPU)Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback. |
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ARM Mali-T830 MP2 | GPU | no iGPU |
0.90 GHz | GPU frequency | -- |
-- | GPU (Turbo) | -- |
Midgard 4 | GPU Generation | -- |
28nm | Technology | |
2 | Max. displays | |
2 | Compute units | -- |
32 | Shader | -- |
No | Hardware Raytracing | No |
No | Frame Generation | No |
-- | Max. GPU Memory | -- |
11 | DirectX Version | -- |
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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ARM Mali-T830 MP2 | GPU | no iGPU |
Decode / Encode | Codec h265 / HEVC (8 bit) | No |
Decode | Codec h265 / HEVC (10 bit) | No |
Decode / Encode | Codec h264 | No |
No | Codec VP9 | No |
Decode / Encode | Codec VP8 | No |
No | Codec AV1 | No |
No | Codec AVC | No |
No | Codec VC-1 | No |
Decode / Encode | Codec JPEG | No |
Memory & PCIeUp to GB of memory in a maximum of 2 memory channels is supported by the HiSilicon Kirin 655, while the AMD EPYC 7702 supports a maximum of GB of memory with a maximum memory bandwidth of 51.2 GB/s enabled. |
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HiSilicon Kirin 655 | Characteristic | AMD EPYC 7702 |
LPDDR3-933 | Memory | DDR4-3200 |
Max. Memory | ||
2 (Dual Channel) | Memory channels | 8 (Octa Channel) |
-- | Max. Bandwidth | 51.2 GB/s |
No | ECC | Yes |
-- | L2 Cache | -- |
-- | L3 Cache | 256.00 MB |
-- | PCIe version | 4.0 |
-- | PCIe lanes | 128 |
-- | PCIe Bandwidth | 252.0 GB/s |
Thermal ManagementThe HiSilicon Kirin 655 has a TDP of --. The TDP of the AMD EPYC 7702 is 200 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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HiSilicon Kirin 655 | Characteristic | AMD EPYC 7702 |
-- | TDP (PL1 / PBP) | 200 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe HiSilicon Kirin 655 has 0.00 MB cache and is manufactured in 16 nm. The cache of AMD EPYC 7702 is at 256.00 MB. The processor is manufactured in 7 nm. |
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HiSilicon Kirin 655 | Characteristic | AMD EPYC 7702 |
16 nm | Technology | 7 nm |
Chiplet | Chip design | Chiplet |
Armv8-A (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
-- | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
-- | Socket | SP3 |
None | Virtualization | AMD-V, SVM |
No | AES-NI | Yes |
Android | Operating systems | Windows 10, Linux |
Q2/2016 | Release date | Q3/2019 |
-- | Release price | 8000 $ |
show more data | show more data | |
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HiSilicon Kirin 655
8C 8T @ 2.12 GHz |
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AMD EPYC 7702
64C 128T @ 3.35 GHz |
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HiSilicon Kirin 655
8C 8T @ 2.12 GHz |
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AMD EPYC 7702
64C 128T @ 2.50 GHz |
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HiSilicon Kirin 655
8C 8T @ 2.12 GHz |
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AMD EPYC 7702
64C 128T @ 3.35 GHz |
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HiSilicon Kirin 655
8C 8T @ 2.12 GHz |
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AMD EPYC 7702
64C 128T @ 2.50 GHz |
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HiSilicon Kirin 655
8C 8T @ 2.12 GHz |
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AMD EPYC 7702
64C 128T @ 3.35 GHz |
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HiSilicon Kirin 655
8C 8T @ 2.12 GHz |
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AMD EPYC 7702
64C 128T @ 3.35 GHz |
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HiSilicon Kirin 655
8C 8T @ 2.12 GHz |
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AMD EPYC 7702
64C 128T @ 2.50 GHz |
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HiSilicon Kirin 655
ARM Mali-T830 MP2 @ 0.90 GHz |
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AMD EPYC 7702
@ 0.00 GHz |
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HiSilicon Kirin 655
8C 8T @ 2.12 GHz |
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AMD EPYC 7702
64C 128T @ 2.50 GHz |
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HiSilicon Kirin 655
8C 8T @ 2.12 GHz |
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AMD EPYC 7702
64C 128T @ 2.50 GHz |
Devices using this processor |
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HiSilicon Kirin 655 | AMD EPYC 7702 |
Unknown | Unknown |