EPYC 9015 vs Core Ultra 7 255H

The EPYC 9015 packs 8 cores / 16 threads, while the Core Ultra 7 255H offers 16 cores / 16 threads — the Core Ultra 7 255H has 8 more cores. Boost clocks reach 4.1 GHz on the EPYC 9015 versus 5.1 GHz on the Core Ultra 7 255H — a 21.7% clock advantage for the Core Ultra 7 255H (base: 3.6 GHz vs 4.4 GHz). The EPYC 9015 uses the Turin (2024) architecture (4 nm), while the Core Ultra 7 255H uses Arrow Lake-H (2025) (5 nm). In PassMark, the EPYC 9015 scores 30,505 against the Core Ultra 7 255H's 30,932 — a 1.4% lead for the Core Ultra 7 255H. Geekbench 6 single-core — the metric most relevant to gaming — records 1,400 vs 2,800, a 66.7% lead for the Core Ultra 7 255H that directly translates to higher frame rates. Multi-core Geekbench: 11,000 vs 15,700 (35.2% advantage for the Core Ultra 7 255H). L3 cache: 64 MB (total) on the EPYC 9015 vs 24 MB on the Core Ultra 7 255H.

The EPYC 9015 uses the SP5 socket (PCIe 5.0), while the Core Ultra 7 255H uses FCBGA2049 (PCIe 5.0) — making them incompatible on the same motherboard. Both support up to DDR5-6000 memory speed. The EPYC 9015 supports up to 4096 GB of RAM compared to 128 GB — 187.9% more capacity for professional workloads. Memory channels: 12 (EPYC 9015) vs 2 (Core Ultra 7 255H). PCIe lanes: 128 (EPYC 9015) vs 28 (Core Ultra 7 255H) — the EPYC 9015 offers 100 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SP5 platform (EPYC 9015) and HM870,WM880 (Core Ultra 7 255H).

Neither processor supports overclocking. Only the EPYC 9015 supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V, SEV-SNP (EPYC 9015) vs VT-x, VT-d (Core Ultra 7 255H). The Core Ultra 7 255H includes integrated graphics (Intel Arc Graphics 140T), while the EPYC 9015 requires a dedicated GPU. Primary use case: EPYC 9015 targets Next-gen Data Center / AI Workloads, Core Ultra 7 255H targets High-End Laptop. Direct competitor: EPYC 9015 rivals Xeon 6.