AMD EPYC 9734 vs UNISOC SC9863A
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CPU comparison with benchmarks
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| AMD EPYC 9734 | UNISOC SC9863A | |
CPU comparisonAMD EPYC 9734 or UNISOC SC9863A - 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 9734 has 112 cores with 224 threads and clocks with a maximum frequency of 3.00 GHz. Up to 6144 GB of memory is supported in 12 memory channels. The AMD EPYC 9734 was released in Q2/2023. The UNISOC SC9863A has 8 cores with 8 threads and clocks with a maximum frequency of 1.20 GHz. The CPU supports up to GB of memory in 0 memory channels. The UNISOC SC9863A was released in Q2/2019. |
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| AMD EPYC (129) | Family | UNISOC 4G (10) |
| AMD EPYC 8004/9004 (15) | CPU group | UNISOC 4G 28nm (2) |
| 4 | Generation | 0 |
| Bergamo/Siena (Zen 4c) | Architecture | -- |
| Desktop / Server | Segment | Mobile |
| -- | Predecessor | -- |
| -- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD EPYC 9734 is a 112 core processor with a clock frequency of 2.20 GHz (3.00 GHz). The UNISOC SC9863A has 8 CPU cores with a clock frequency of 1.20 GHz. |
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| AMD EPYC 9734 | Characteristic | UNISOC SC9863A |
| 112 | Cores | 8 |
| 224 | Threads | 8 |
| normal | Core architecture | hybrid (big.LITTLE) |
| Yes | Hyperthreading | No |
| No | Overclocking ? | No |
| 2.20 GHz (3.00 GHz) 112x Zen 4c |
A-Core | 1.20 GHz 4x Cortex-A55 |
| -- | B-Core | 1.60 GHz 4x Cortex-A55 |
Internal GraphicsThe integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs. |
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| no iGPU | GPU | PowerVR GE8322 |
| GPU frequency | 0.55 GHz | |
| -- | GPU (Turbo) | -- |
| -- | GPU Generation | -- |
| Technology | 20 nm | |
| Max. displays | 1 | |
| -- | Compute units | 1 |
| -- | Shader | -- |
| No | Hardware Raytracing | No |
| No | Frame Generation | No |
| -- | Max. GPU Memory | -- |
| -- | DirectX Version | 10 |
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 | PowerVR GE8322 |
| No | Codec h265 / HEVC (8 bit) | No |
| No | Codec h265 / HEVC (10 bit) | No |
| No | Codec h264 | No |
| No | Codec VP9 | No |
| No | Codec VP8 | No |
| No | Codec AV1 | No |
| No | Codec AVC | No |
| No | Codec VC-1 | No |
| No | Codec JPEG | No |
Memory & PCIeThe AMD EPYC 9734 supports a maximum of 6144 GB of memory in 12 memory channels. The UNISOC SC9863A can connect up to GB of memory in 0 memory channels. |
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| AMD EPYC 9734 | Characteristic | UNISOC SC9863A |
| DDR5-4800 | Memory | LPDDR4X, LPDDR4, LPDDR3 |
| 6144 GB | Max. Memory | |
| 12 | Memory channels | 0 |
| 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 TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD EPYC 9734 has a TDP of 340 W, that of the UNISOC SC9863A is --. |
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| AMD EPYC 9734 | Characteristic | UNISOC SC9863A |
| 340 W | TDP (PL1 / PBP) | -- |
| -- | TDP (PL2) | -- |
| 400 W | TDP up | -- |
| 320 W | TDP down | -- |
| 100 °C | Tjunction max. | -- |
Technical detailsThe AMD EPYC 9734 has a 256.00 MB cache, while the UNISOC SC9863A cache has a total of 0.00 MB. |
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| AMD EPYC 9734 | Characteristic | UNISOC SC9863A |
| 5 nm | Technology | 28 nm |
| Chiplet | Chip design | Unknown |
| 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 | Q2/2019 |
| 11900 $ | 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 9734
112C 224T @ 3.00 GHz |
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UNISOC SC9863A
8C 8T @ 1.20 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 9734
112C 224T @ 3.00 GHz |
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UNISOC SC9863A
8C 8T @ 1.20 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 9734
@ 0.00 GHz |
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UNISOC SC9863A
PowerVR GE8322 @ 0.55 GHz |
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Devices using this processor |
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| AMD EPYC 9734 | UNISOC SC9863A |
| Unknown | Unknown |
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