Core Ultra 9 288V vs Core i9-9820X

The Core Ultra 9 288V packs 8 cores / 8 threads, while the Core i9-9820X offers 10 cores / 20 threads — the Core i9-9820X has 2 more cores. Boost clocks reach 5.1 GHz on the Core Ultra 9 288V versus 4.2 GHz on the Core i9-9820X — a 19.4% clock advantage for the Core Ultra 9 288V (base: 3.3 GHz vs 3.3 GHz). The Core Ultra 9 288V uses the Lunar Lake (2024) architecture (3 nm), while the Core i9-9820X uses Skylake (server) (2017−2018) (14 nm). In PassMark, the Core Ultra 9 288V scores 20,280 against the Core i9-9820X's 20,456 — a 0.9% lead for the Core i9-9820X. Geekbench 6 single-core — the metric most relevant to gaming — records 2,800 vs 1,394, a 67% lead for the Core Ultra 9 288V that directly translates to higher frame rates. Multi-core Geekbench: 10,000 vs 9,361 (6.6% advantage for the Core Ultra 9 288V). L3 cache: 12 MB (total) on the Core Ultra 9 288V vs 16.5 MB (total) on the Core i9-9820X.

The Core Ultra 9 288V uses the FCBGA2833 socket (PCIe 5.0), while the Core i9-9820X uses LGA2066 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches LPDDR5X-8533 on the Core Ultra 9 288V versus DDR4 2666 MHz on the Core i9-9820X — the Core i9-9820X supports 200% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i9-9820X supports up to 128 GB of RAM compared to 32 GB — 120% more capacity for professional workloads. Memory channels: 2 (Core Ultra 9 288V) vs 4 (Core i9-9820X). PCIe lanes: 8 (Core Ultra 9 288V) vs 44 (Core i9-9820X) — the Core i9-9820X offers 36 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SoC (Core Ultra 9 288V) and Intel X299 (Core i9-9820X).

Only the Core i9-9820X supports AVX-512 instructions — important for machine learning and scientific applications. Both support true virtualization. The Core Ultra 9 288V includes integrated graphics (Intel Arc 140V), while the Core i9-9820X requires a dedicated GPU. Primary use case: Core i9-9820X targets Workstation.

The Core Ultra 9 288V launched at $600 MSRP, while the Core i9-9820X debuted at $889. At current prices ($600 vs $280), the Core i9-9820X is $320 cheaper. In terms of value (PassMark points per dollar), the Core Ultra 9 288V delivers 33.8 pts/$ vs 73.1 pts/$ for the Core i9-9820X — making the Core i9-9820X the 73.5% better value option.