EPYC 4564P vs Ryzen 9 5900X

The EPYC 4564P packs 16 cores / 32 threads, while the Ryzen 9 5900X offers 12 cores / 24 threads — the EPYC 4564P has 4 more cores. Boost clocks reach 5.7 GHz on the EPYC 4564P versus 4.8 GHz on the Ryzen 9 5900X — a 17.1% clock advantage for the EPYC 4564P (base: 4.5 GHz vs 3.7 GHz). The EPYC 4564P uses the Raphael (2023−2025) architecture (5 nm), while the Ryzen 9 5900X uses Vermeer (Zen3) (2020−2022) (7 nm, 12 nm). In PassMark, the EPYC 4564P scores 64,387 against the Ryzen 9 5900X's 38,955 — a 49.2% lead for the EPYC 4564P. Cinebench R23 multi-core: 38,500 vs 21,000 (58.8% advantage for the EPYC 4564P). Geekbench 6 single-core — the metric most relevant to gaming — records 2,975 vs 2,174, a 31.1% lead for the EPYC 4564P that directly translates to higher frame rates. Multi-core Geekbench: 18,581 vs 11,888 (43.9% advantage for the EPYC 4564P). L3 cache: 64 MB (total) on the EPYC 4564P vs 64 MB on the Ryzen 9 5900X.

The EPYC 4564P uses the AM5 socket (PCIe 4.0), while the Ryzen 9 5900X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-5200 on the EPYC 4564P versus DDR4-3200 on the Ryzen 9 5900X — the EPYC 4564P supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 4564P supports up to 192 GB of RAM compared to 128 GB — 40% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 28 (EPYC 4564P) vs 24 (Ryzen 9 5900X) — the EPYC 4564P offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: X670E,X670,B650E,B650 (EPYC 4564P) and A320,B350,X370,B450,X470,B550,X570 (Ryzen 9 5900X).

Only the Ryzen 9 5900X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the EPYC 4564P supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V, AMD-Vi (EPYC 4564P) vs AMD-V (Ryzen 9 5900X). The EPYC 4564P includes integrated graphics (Radeon Graphics), while the Ryzen 9 5900X requires a dedicated GPU. Primary use case: EPYC 4564P targets High-end Server / Workstation, Ryzen 9 5900X targets Workstation. Direct competitor: EPYC 4564P rivals Ryzen 9 7950X; Ryzen 9 5900X rivals Core i9-12900K.

The EPYC 4564P launched at $1517 MSRP, while the Ryzen 9 5900X debuted at $549. At current prices ($1517 vs $350), the Ryzen 9 5900X is $1167 cheaper. In terms of value (PassMark points per dollar), the EPYC 4564P delivers 42.4 pts/$ vs 111.3 pts/$ for the Ryzen 9 5900X — making the Ryzen 9 5900X the 89.6% better value option.