EPYC 9555P vs Core i7-9700K

The EPYC 9555P packs 64 cores / 128 threads, while the Core i7-9700K offers 8 cores / 8 threads — the EPYC 9555P has 56 more cores. Boost clocks reach 4.4 GHz on the EPYC 9555P versus 4.9 GHz on the Core i7-9700K — a 10.8% clock advantage for the Core i7-9700K (base: 3.2 GHz vs 3.6 GHz). The EPYC 9555P uses the Turin (2024) architecture (4 nm), while the Core i7-9700K uses Coffee Lake-R (2018−2019) (14 nm). In PassMark, the EPYC 9555P scores 135,441 against the Core i7-9700K's 14,397 — a 161.6% lead for the EPYC 9555P. L3 cache: 256 MB (total) on the EPYC 9555P vs 12 MB (total) on the Core i7-9700K.

The EPYC 9555P uses the SP5 socket (PCIe 5.0), while the Core i7-9700K uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-6000 on the EPYC 9555P versus DDR4-2666 on the Core i7-9700K — the EPYC 9555P supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i7-9700K supports up to 128 GB of RAM compared to 6 TB — 182.1% more capacity for professional workloads. Memory channels: 12 (EPYC 9555P) vs 2 (Core i7-9700K). PCIe lanes: 128 (EPYC 9555P) vs 16 (Core i7-9700K) — the EPYC 9555P offers 112 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SP5 (EPYC 9555P) and Intel 300 series (Core i7-9700K).

Virtualization support: AMD-V, SEV-SNP (EPYC 9555P) vs VT-x, VT-d (Core i7-9700K). The Core i7-9700K includes integrated graphics (UHD Graphics 630), while the EPYC 9555P requires a dedicated GPU. Primary use case: EPYC 9555P targets Data Center / Single Socket, Core i7-9700K targets Desktop. Direct competitor: EPYC 9555P rivals Xeon 6979P.

The EPYC 9555P launched at $7983 MSRP, while the Core i7-9700K debuted at $385. At current prices ($6130 vs $200), the Core i7-9700K is $5930 cheaper. In terms of value (PassMark points per dollar), the EPYC 9555P delivers 22.1 pts/$ vs 72.0 pts/$ for the Core i7-9700K — making the Core i7-9700K the 106.1% better value option.