EPYC 9554P
Ryzen 9 5900X
EPYC 9554P vs Ryzen 9 5900X Performance Spectrum
About PassMark
PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.
EPYC 9554P vs Ryzen 9 5900X FPS Benchmarks
Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.
Search any supported game below to compare 1080p FPS for both components.
Path of Exile 2
Counter-Strike 2
League of Legends
Valorant
Among Us
Apex Legends
ARC Raiders
Baldur's Gate 3
Call of Duty: Black Ops 6
EPYC 9554P vs Ryzen 9 5900X: Pros, Cons & Final Verdict
See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.
EPYC 9554P
2022Why buy it
- ✅+169.3% higher PassMark.
- ✅+300% larger total L3 cache (256 MB vs 64 MB).
- ✅Better for workstations and heavier parallel workloads: 64 cores / 128 threads, plus 128 PCIe lanes vs 24.
- ✅Newer platform on SP5 with DDR5 support instead of AM4 and DDR4.
- ✅433.3% more PCIe lanes (128 vs 24) for storage and expansion-heavy builds.
Trade-offs
- ❌Worse for gaming: lower average FPS than Ryzen 9 5900X across 50 shared CPU benchmark tests.
- ❌Lower PassMark per dollar, at 14.8 vs 71.0 PassMark/$ ($7,104 MSRP vs $549 MSRP).
- ❌242.9% higher power demand at 360W vs 105W.
Ryzen 9 5900X
2020Why buy it
- ✅Better for gaming: +19.1% higher average FPS across 50 shared CPU benchmark tests.
- ✅Costs $6,555 less on MSRP ($549 MSRP vs $7,104 MSRP).
- ✅Delivers 380.4% more PassMark for each dollar spent, at 71.0 vs 14.8 PassMark/$ ($549 MSRP vs $7,104 MSRP).
- ✅Draws 105W instead of 360W, a 255W reduction.
Trade-offs
- ❌Lower PassMark (38,955 vs 104,920).
- ❌Smaller total L3 cache (64 MB vs 256 MB).
- ❌Less compelling for workstation-style loads than EPYC 9554P, which brings 64 cores / 128 threads and 128 PCIe lanes.
- ❌Older platform position on AM4 with DDR4, while EPYC 9554P moves to SP5 and DDR5.
Quick Answers
So, is Ryzen 9 5900X better than EPYC 9554P?
Which one is better for streaming, content creation, and heavy multitasking?
Which one is the smarter buy today, not just the cheaper CPU?
Which one is more future-proof for 2026 and beyond?
EPYC 9554P vs Ryzen 9 5900X Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.
EPYC 9554P
The EPYC 9554P is manufactured by AMD. It was released in 10 November 2022 (3 years ago). It is based on the Genoa (2022−2023) architecture. It features 64 cores and 128 threads. Base frequency is 3.1 GHz, with boost up to 3.75 GHz. L3 cache: 256 MB (total). L2 cache: 1 MB (per core). Built on 5 nm, 6 nm process technology. Socket: SP5. Thermal design power (TDP): 360 Watt. Memory support: DDR5-4800. Passmark benchmark score: 104,920 points. Launch price was $7,104.
Ryzen 9 5900X
The Ryzen 9 5900X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen3) (2020−2022) architecture. It features 12 cores and 24 threads. Base frequency is 3.7 GHz, with boost up to 4.8 GHz. L3 cache: 64 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4-3200. Passmark benchmark score: 38,955 points. Launch price was $549.
Processing Power
The EPYC 9554P packs 64 cores / 128 threads, while the Ryzen 9 5900X offers 12 cores / 24 threads — the EPYC 9554P has 52 more cores. Boost clocks reach 3.75 GHz on the EPYC 9554P versus 4.8 GHz on the Ryzen 9 5900X — a 24.6% clock advantage for the Ryzen 9 5900X (base: 3.1 GHz vs 3.7 GHz). The EPYC 9554P uses the Genoa (2022−2023) architecture (5 nm, 6 nm), while the Ryzen 9 5900X uses Vermeer (Zen3) (2020−2022) (7 nm, 12 nm). In PassMark, the EPYC 9554P scores 104,920 against the Ryzen 9 5900X's 38,955 — a 91.7% lead for the EPYC 9554P. L3 cache: 256 MB (total) on the EPYC 9554P vs 64 MB on the Ryzen 9 5900X.
| Feature | EPYC 9554P | Ryzen 9 5900X |
|---|---|---|
| Cores / Threads | 64 / 128+433% | 12 / 24 |
| Boost Clock | 3.75 GHz | 4.8 GHz+28% |
| Base Clock | 3.1 GHz | 3.7 GHz+19% |
| L3 Cache | 256 MB (total)+300% | 64 MB |
| L2 Cache | 1 MB (per core) | 512K (per core)+51100% |
| Process | 5 nm, 6 nm-29% | 7 nm, 12 nm |
| Architecture | Genoa (2022−2023) | Vermeer (Zen3) (2020−2022) |
| PassMark | 104,920+169% | 38,955 |
| Cinebench R23 Multi | — | 21,000 |
| Geekbench 6 Single | — | 2,174 |
| Geekbench 6 Multi | — | 11,888 |
Memory & Platform
The EPYC 9554P uses the SP5 socket (PCIe 5.0), while the Ryzen 9 5900X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800 on the EPYC 9554P versus DDR4-3200 on the Ryzen 9 5900X — the EPYC 9554P supports 50% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 9554P supports up to 6 TB of RAM compared to 128 GB — 4700% more capacity for professional workloads. Memory channels: 12 (EPYC 9554P) vs 2 (Ryzen 9 5900X). PCIe lanes: 128 (EPYC 9554P) vs 24 (Ryzen 9 5900X) — the EPYC 9554P offers 104 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SP5 (EPYC 9554P) and A320,B350,X370,B450,X470,B550,X570 (Ryzen 9 5900X).
| Feature | EPYC 9554P | Ryzen 9 5900X |
|---|---|---|
| Socket | SP5 | AM4 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR5-4800+50% | DDR4-3200 |
| Max RAM Capacity | 6 TB+4700% | 128 GB |
| RAM Channels | 12+500% | 2 |
| ECC Support | Yes | Yes |
| PCIe Lanes | 128+433% | 24 |
Advanced Features
Virtualization support: AMD-V, SEV-SNP (EPYC 9554P) vs AMD-V (Ryzen 9 5900X). Primary use case: EPYC 9554P targets Data Center / Single Socket, Ryzen 9 5900X targets Workstation. Direct competitor: EPYC 9554P rivals Xeon 8468; Ryzen 9 5900X rivals Core i9-12900K.
| Feature | EPYC 9554P | Ryzen 9 5900X |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | — | Yes |
| AVX-512 | — | No |
| Virtualization | AMD-V, SEV-SNP | AMD-V |
| Target Use | Data Center / Single Socket | Workstation |
Value Analysis
At launch, the EPYC 9554P was priced at $7104, while the Ryzen 9 5900X came in at $549. On launch pricing ($7104 vs $549), Ryzen 9 5900X was $6555 cheaper. In terms of value on MSRP (PassMark points per dollar), the EPYC 9554P delivers 14.8 pts/$ vs 71.0 pts/$ for the Ryzen 9 5900X — making the Ryzen 9 5900X the 131.1% better value option.
| Feature | EPYC 9554P | Ryzen 9 5900X |
|---|---|---|
| MSRP | $7104 | $549-92% |
| Performance per Dollar | 14.8 | 71.0+380% |
| Release Date | 2022 | 2020 |
Affiliate Disclosure
ChipVERSUS is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. We may earn a commission on qualifying purchases made through our links. This comes at no additional cost to you and helps support our work in providing comprehensive PC building guides and tools.
Amazon and the Amazon logo are trademarks of Amazon.com, Inc. or its affiliates.
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
You May Also Compare
Similar CPU comparisons based on EPYC 9554P and Ryzen 9 5900X
