AMD EPYC 9454P vs AMD Ryzen 9 5900H
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CPU comparison with benchmarks
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| AMD EPYC 9454P | AMD Ryzen 9 5900H | |
CPU comparisonAMD EPYC 9454P or AMD Ryzen 9 5900H - 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 9454P has 48 cores with 96 threads and clocks with a maximum frequency of 3.80 GHz. Up to 6144 GB of memory is supported in 12 memory channels. The AMD EPYC 9454P was released in Q4/2022. The AMD Ryzen 9 5900H has 8 cores with 16 threads and clocks with a maximum frequency of 4.60 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The AMD Ryzen 9 5900H was released in Q2/2021. |
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| AMD EPYC (129) | Family | AMD Ryzen 9 (35) |
| AMD EPYC 9004 (21) | CPU group | AMD Ryzen 5000H (11) |
| 4 | Generation | 4 |
| Genoa / Genoa-X (Zen 4) | Architecture | Cezanne (Zen 3) |
| Desktop / Server | Segment | Mobile |
| -- | Predecessor | -- |
| -- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD EPYC 9454P has 48 CPU cores and can calculate 96 threads in parallel. The clock frequency of the AMD EPYC 9454P is 2.75 GHz (3.80 GHz) while the AMD Ryzen 9 5900H has 8 CPU cores and 16 threads can calculate simultaneously. The clock frequency of the AMD Ryzen 9 5900H is at 3.10 GHz (4.60 GHz). |
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| AMD EPYC 9454P | Characteristic | AMD Ryzen 9 5900H |
| 48 | Cores | 8 |
| 96 | Threads | 16 |
| normal | Core architecture | normal |
| Yes | Hyperthreading | Yes |
| No | Overclocking ? | Yes |
| 2.75 GHz | Frequency | 3.10 GHz |
| 3.80 GHz | Turbo Frequency (1 Core) | 4.60 GHz |
| 3.65 GHz | Turbo Frequency (All Cores) | -- |
Internal GraphicsThe AMD EPYC 9454P or AMD Ryzen 9 5900H 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 | AMD Radeon RX Vega 8 (Renoir) |
| GPU frequency | 0.40 GHz | |
| -- | GPU (Turbo) | 1.75 GHz |
| -- | GPU Generation | 9 |
| Technology | 7 nm | |
| Max. displays | 3 | |
| -- | Compute units | 8 |
| -- | Shader | 512 |
| No | Hardware Raytracing | No |
| No | Frame Generation | No |
| -- | Max. GPU Memory | 8 GB |
| -- | DirectX Version | 12 |
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 | AMD Radeon RX Vega 8 (Renoir) |
| No | Codec h265 / HEVC (8 bit) | Decode / Encode |
| No | Codec h265 / HEVC (10 bit) | Decode / Encode |
| No | Codec h264 | Decode / Encode |
| No | Codec VP9 | Decode / Encode |
| No | Codec VP8 | Decode / Encode |
| No | Codec AV1 | No |
| No | Codec AVC | Decode / Encode |
| No | Codec VC-1 | Decode |
| No | Codec JPEG | Decode / Encode |
Memory & PCIeThe AMD EPYC 9454P can use up to 6144 GB of memory in 12 memory channels. The maximum memory bandwidth is 460.8 GB/s. The AMD Ryzen 9 5900H supports up to 64 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 51.2 GB/s. |
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| AMD EPYC 9454P | Characteristic | AMD Ryzen 9 5900H |
| DDR5-4800 | Memory | LPDDR4-4266, DDR4-3200 |
| 6144 GB | Max. Memory | 64 GB |
| 12 | Memory channels | 2 (Dual Channel) |
| 460.8 GB/s | Max. Bandwidth | 51.2 GB/s |
| Yes | ECC | Yes |
| 48.00 MB | L2 Cache | 4.00 MB |
| 256.00 MB | L3 Cache | 16.00 MB |
| 5.0 | PCIe version | 3.0 |
| 128 | PCIe lanes | 12 |
| 504.1 GB/s | PCIe Bandwidth | 11.8 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the AMD EPYC 9454P is 290 W, while the AMD Ryzen 9 5900H has a TDP of 45 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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| AMD EPYC 9454P | Characteristic | AMD Ryzen 9 5900H |
| 290 W | TDP (PL1 / PBP) | 45 W |
| -- | TDP (PL2) | -- |
| 300 W | TDP up | 54 W |
| 240 W | TDP down | -- |
| 100 °C | Tjunction max. | 95 °C |
Technical detailsThe AMD EPYC 9454P is manufactured in 5 nm and has 304.00 MB cache. The AMD Ryzen 9 5900H is manufactured in 7 nm and has a 20.00 MB cache. |
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| AMD EPYC 9454P | Characteristic | AMD Ryzen 9 5900H |
| 5 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 | AM4 (PGA 1331) |
| AMD-V, SVM | Virtualization | AMD-V, SVM |
| Yes | AES-NI | Yes |
| Windows Server 2022, Linux, Windows 11 | Operating systems | Windows 10, Windows 11, Linux |
| Q4/2022 | Release date | Q2/2021 |
| 4598 $ | Release price | -- |
| show more data | show more data | |
48C 96T @ 2.75 GHz (3.80 GHz) buy now on Amazon and save!
8C 16T @ 3.10 GHz (4.60 GHz) buy now on Amazon and save!
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Rate these processors
Cinebench R23 (Single-Core)
Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. 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 9454P
48C 96T @ 3.80 GHz |
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AMD Ryzen 9 5900H
8C 16T @ 4.60 GHz |
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Cinebench R23 (Multi-Core)
Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
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AMD EPYC 9454P
48C 96T @ 3.65 GHz |
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AMD Ryzen 9 5900H
8C 16T @ 3.10 GHz |
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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 9454P
48C 96T @ 3.80 GHz |
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AMD Ryzen 9 5900H
8C 16T @ 4.60 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 9454P
48C 96T @ 3.65 GHz |
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AMD Ryzen 9 5900H
8C 16T @ 3.10 GHz |
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Cinebench R20 (Single-Core)
Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. 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 9454P
48C 96T @ 3.80 GHz |
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AMD Ryzen 9 5900H
8C 16T @ 4.60 GHz |
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Cinebench R20 (Multi-Core)
Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
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AMD EPYC 9454P
48C 96T @ 3.65 GHz |
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AMD Ryzen 9 5900H
8C 16T @ 3.10 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 9454P
@ 0.00 GHz |
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AMD Ryzen 9 5900H
AMD Radeon RX Vega 8 (Renoir) @ 1.75 GHz |
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Estimated results for PassMark CPU Mark
Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
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AMD EPYC 9454P
48C 96T @ 3.65 GHz |
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AMD Ryzen 9 5900H
8C 16T @ 3.10 GHz |
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Devices using this processor |
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| AMD EPYC 9454P | AMD Ryzen 9 5900H |
| Unknown | Unknown |
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