EPYC 9554 vs Ryzen 9 5900H
Aggregate performance score
EPYC 9554 outperforms Ryzen 9 5900H by a whopping 616% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 950 | 22 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 3.30 |
| Market segment | Laptop | Server |
| Series | AMD Cezanne (Zen 3, Ryzen 5000) | AMD EPYC |
| Power efficiency | 8.13 | 7.27 |
| Designer | AMD | AMD |
| Manufacturer | no data | TSMC |
| Architecture codename | Cezanne U (Zen 3) (2021−2022) | Genoa (2022−2023) |
| Release date | 7 January 2021 (4 years ago) | 10 November 2022 (2 years ago) |
| Launch price (MSRP) | no data | $9,087 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Ryzen 9 5900H and EPYC 9554 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.
| Physical cores | 8 (Octa-Core) | 64 (Tetrahexaconta-Core) |
| Threads | 16 | 128 |
| Base clock speed | 3.3 GHz | 3.1 GHz |
| Boost clock speed | 4.6 GHz | 3.75 GHz |
| Multiplier | no data | 31 |
| L1 cache | 512 KB | 64K (per core) |
| L2 cache | 4 MB | 1 MB (per core) |
| L3 cache | 16 MB | 256 MB (shared) |
| Chip lithography | 7 nm | 5 nm, 6 nm |
| Die size | no data | 8x 72 mm2 |
| Number of transistors | no data | 52,560 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Ryzen 9 5900H and EPYC 9554 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | no data | 2 |
| Socket | FP6 | SP5 |
| Power consumption (TDP) | 45 Watt | 360 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 9 5900H and EPYC 9554. You'll probably need this information if you require some particular technology.
| Instruction set extensions | XFR, FMA3, SSE 4.2, AVX2, SMT | no data |
| AES-NI | - | + |
| AVX | - | + |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 9 5900H and EPYC 9554 are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 9 5900H and EPYC 9554. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR5-4800 |
| Maximum memory size | no data | 6 TiB |
| Maximum memory bandwidth | no data | 460.8 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon RX Vega 8 (Ryzen 4000) | no data |
Peripherals
Specifications and connection of peripherals supported by Ryzen 9 5900H and EPYC 9554.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 128 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance. Other than that, Passmark measures multi-core performance.
Pros & cons summary
| Performance score | 8.65 | 61.90 |
| Recency | 7 January 2021 | 10 November 2022 |
| Physical cores | 8 | 64 |
| Threads | 16 | 128 |
| Chip lithography | 7 nm | 5 nm |
| Power consumption (TDP) | 45 Watt | 360 Watt |
Ryzen 9 5900H has 700% lower power consumption.
EPYC 9554, on the other hand, has a 615.6% higher aggregate performance score, an age advantage of 1 year, 700% more physical cores and 700% more threads, and a 40% more advanced lithography process.
The AMD EPYC 9554 is our recommended choice as it beats the AMD Ryzen 9 5900H in performance tests.
Be aware that Ryzen 9 5900H is a notebook processor while EPYC 9554 is a server/workstation one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
