Core i9-13900K vs Xeon W-3375

The Core i9-13900K packs 24 cores / 32 threads, while the Xeon W-3375 offers 38 cores / 76 threads — the Xeon W-3375 has 14 more cores. Boost clocks reach 5.7 GHz on the Core i9-13900K versus 4 GHz on the Xeon W-3375 — a 35.1% clock advantage for the Core i9-13900K (base: 3 GHz vs 2.5 GHz). The Core i9-13900K uses the Raptor Lake, Raptor Cove, Gracemont (2022) architecture (Intel 7 nm), while the Xeon W-3375 uses Ice Lake-W (2021) (10 nm). In PassMark, the Core i9-13900K scores 58,373 against the Xeon W-3375's 59,091 — a 1.2% lead for the Xeon W-3375. Geekbench 6 single-core — the metric most relevant to gaming — records 2,985 vs 1,818, a 48.6% lead for the Core i9-13900K that directly translates to higher frame rates. Multi-core Geekbench: 19,967 vs 17,713 (12% advantage for the Core i9-13900K). L3 cache: 36 MB (total) on the Core i9-13900K vs 57 MB (total) on the Xeon W-3375.

The Core i9-13900K uses the LGA1700 socket (PCIe 5.0), while the Xeon W-3375 uses LGA4189 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-5600 on the Core i9-13900K versus DDR4-3200 on the Xeon W-3375 — the Core i9-13900K supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon W-3375 supports up to 4096 GB of RAM compared to 192 GB — 182.1% more capacity for professional workloads. Memory channels: 2 (Core i9-13900K) vs 8 (Xeon W-3375). PCIe lanes: 20 (Core i9-13900K) vs 64 (Xeon W-3375) — the Xeon W-3375 offers 44 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel Z790,Intel Z690 (Core i9-13900K) and Intel C621A (Xeon W-3375).

Only the Core i9-13900K has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon W-3375 supports AVX-512 instructions — important for machine learning and scientific applications. Both support true virtualization. The Core i9-13900K includes integrated graphics (Intel UHD Graphics 770), while the Xeon W-3375 requires a dedicated GPU. Primary use case: Core i9-13900K targets Desktop. Direct competitor: Xeon W-3375 rivals EPYC 7543.

The Core i9-13900K launched at $599 MSRP, while the Xeon W-3375 debuted at $4951. At current prices ($500 vs $6000), the Core i9-13900K is $5500 cheaper. In terms of value (PassMark points per dollar), the Core i9-13900K delivers 116.7 pts/$ vs 9.8 pts/$ for the Xeon W-3375 — making the Core i9-13900K the 168.9% better value option.