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AMD Ryzen 9 5900H | AMD EPYC 9734 | |
CPU comparisonAMD Ryzen 9 5900H or AMD EPYC 9734 - 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 Ryzen 9 5900H has 8 cores with 16 threads and clocks with a maximum frequency of 4.60 GHz. Up to 64 GB of memory is supported in 2 memory channels. The AMD Ryzen 9 5900H was released in Q2/2021. The AMD EPYC 9734 has 112 cores with 224 threads and clocks with a maximum frequency of 3.00 GHz. The CPU supports up to 6144 GB of memory in 12 memory channels. The AMD EPYC 9734 was released in Q2/2023. |
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AMD Ryzen 9 (40) | Family | AMD EPYC (129) |
AMD Ryzen 5000H (11) | CPU group | AMD EPYC 8004/9004 (15) |
4 | Generation | 4 |
Cezanne (Zen 3) | Architecture | Bergamo/Siena (Zen 4c) |
Mobile | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Ryzen 9 5900H is a 8 core processor with a clock frequency of 3.10 GHz (4.60 GHz). The AMD EPYC 9734 has 112 CPU cores with a clock frequency of 2.20 GHz (3.00 GHz). |
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AMD Ryzen 9 5900H | Characteristic | AMD EPYC 9734 |
8 | Cores | 112 |
16 | Threads | 224 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
Yes | Overclocking ? | No |
3.10 GHz | Frequency | 2.20 GHz |
4.60 GHz | Turbo Frequency (1 Core) | 3.00 GHz |
-- | Turbo Frequency (All Cores) | 3.00 GHz |
Integrated graphics (iGPU)The 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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AMD Radeon RX Vega 8 (Renoir) | GPU | no iGPU |
0.40 GHz | GPU frequency | -- |
1.75 GHz | GPU (Turbo) | -- |
9 | GPU Generation | -- |
7 nm | Technology | |
3 | Max. displays | |
8 | Compute units | -- |
512 | Shader | -- |
No | Hardware Raytracing | No |
No | Frame Generation | No |
8 GB | Max. GPU Memory | -- |
12 | 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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AMD Radeon RX Vega 8 (Renoir) | GPU | no iGPU |
Decode / Encode | Codec h265 / HEVC (8 bit) | No |
Decode / Encode | Codec h265 / HEVC (10 bit) | No |
Decode / Encode | Codec h264 | No |
Decode / Encode | Codec VP9 | No |
Decode / Encode | Codec VP8 | No |
No | Codec AV1 | No |
Decode / Encode | Codec AVC | No |
Decode | Codec VC-1 | No |
Decode / Encode | Codec JPEG | No |
Memory & PCIeThe AMD Ryzen 9 5900H supports a maximum of 64 GB of memory in 2 memory channels. The AMD EPYC 9734 can connect up to 6144 GB of memory in 12 memory channels. |
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AMD Ryzen 9 5900H | Characteristic | AMD EPYC 9734 |
LPDDR4-4266, DDR4-3200 | Memory | DDR5-4800 |
64 GB | Max. Memory | 6144 GB |
2 (Dual Channel) | Memory channels | 12 |
51.2 GB/s | Max. Bandwidth | 460.8 GB/s |
Yes | ECC | Yes |
4.00 MB | L2 Cache | -- |
16.00 MB | L3 Cache | 256.00 MB |
3.0 | PCIe version | 5.0 |
12 | PCIe lanes | 128 |
11.8 GB/s | PCIe Bandwidth | 504.1 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Ryzen 9 5900H has a TDP of 45 W, that of the AMD EPYC 9734 is 340 W. |
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AMD Ryzen 9 5900H | Characteristic | AMD EPYC 9734 |
45 W | TDP (PL1 / PBP) | 340 W |
-- | TDP (PL2) | -- |
54 W | TDP up | 400 W |
-- | TDP down | 320 W |
95 °C | Tjunction max. | 100 °C |
Technical detailsThe AMD Ryzen 9 5900H has a 20.00 MB cache, while the AMD EPYC 9734 cache has a total of 256.00 MB. |
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AMD Ryzen 9 5900H | Characteristic | AMD EPYC 9734 |
7 nm | Technology | 5 nm |
Chiplet | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 | ISA extensions | SSE4.2, AVX2, AVX-512, BFLOAT16, VNNI |
AM4 (PGA 1331) | Socket | SP5 |
AMD-V, SVM | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 10, Windows 11, Linux | Operating systems | Windows Server 2022, Linux, Windows 11 |
Q2/2021 | Release date | Q2/2023 |
-- | Release price | 11900 $ |
show more data | show more data | |
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AMD Ryzen 9 5900H
8C 16T @ 4.60 GHz |
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AMD EPYC 9734
112C 224T @ 3.00 GHz |
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AMD Ryzen 9 5900H
8C 16T @ 3.10 GHz |
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AMD EPYC 9734
112C 224T @ 3.00 GHz |
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AMD Ryzen 9 5900H
8C 16T @ 4.60 GHz |
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AMD EPYC 9734
112C 224T @ 3.00 GHz |
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AMD Ryzen 9 5900H
8C 16T @ 3.10 GHz |
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AMD EPYC 9734
112C 224T @ 3.00 GHz |
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AMD Ryzen 9 5900H
8C 16T @ 4.60 GHz |
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AMD EPYC 9734
112C 224T @ 3.00 GHz |
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AMD Ryzen 9 5900H
8C 16T @ 3.10 GHz |
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AMD EPYC 9734
112C 224T @ 3.00 GHz |
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AMD Ryzen 9 5900H
AMD Radeon RX Vega 8 (Renoir) @ 1.75 GHz |
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AMD EPYC 9734
@ 0.00 GHz |
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AMD Ryzen 9 5900H
8C 16T @ 3.10 GHz |
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AMD EPYC 9734
112C 224T @ 3.00 GHz |
Devices using this processor |
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AMD Ryzen 9 5900H | AMD EPYC 9734 |
Unknown | Unknown |