Core i9-10980XE vs Core Ultra 5 235T

The Core i9-10980XE packs 18 cores / 36 threads, while the Core Ultra 5 235T offers 14 cores / 14 threads — the Core i9-10980XE has 4 more cores. Boost clocks reach 4.8 GHz on the Core i9-10980XE versus 5 GHz on the Core Ultra 5 235T — a 4.1% clock advantage for the Core Ultra 5 235T (base: 3 GHz vs 2.2 GHz). The Core i9-10980XE uses the Cascade Lake-X (2019) architecture (14 nm), while the Core Ultra 5 235T uses Arrow Lake-S (2024−2025) (3 nm). In PassMark, the Core i9-10980XE scores 32,187 against the Core Ultra 5 235T's 32,053 — a 0.4% lead for the Core i9-10980XE. Geekbench 6 single-core — the metric most relevant to gaming — records 1,242 vs 2,760, a 75.9% lead for the Core Ultra 5 235T that directly translates to higher frame rates. Multi-core Geekbench: 16,275 vs 12,900 (23.1% advantage for the Core i9-10980XE). L3 cache: 24.75 MB (total) on the Core i9-10980XE vs 24 MB (total) on the Core Ultra 5 235T.

The Core i9-10980XE uses the LGA2066 socket (PCIe 3.0), while the Core Ultra 5 235T uses LGA1851 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2933 on the Core i9-10980XE versus DDR5-6400 on the Core Ultra 5 235T — the Core Ultra 5 235T supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i9-10980XE supports up to 256 GB of RAM compared to 192 GB — 28.6% more capacity for professional workloads. Memory channels: 4 (Core i9-10980XE) vs 2 (Core Ultra 5 235T). PCIe lanes: 48 (Core i9-10980XE) vs 24 (Core Ultra 5 235T) — the Core i9-10980XE offers 24 more lanes for additional GPUs or NVMe drives. Chipset compatibility: X299 (Core i9-10980XE) and Z890,B860 (Core Ultra 5 235T).

Only the Core i9-10980XE supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: Yes (Core i9-10980XE) vs VT-x, VT-d (Core Ultra 5 235T). The Core Ultra 5 235T includes integrated graphics (Arc Xe-LPG Graphics 24EU), while the Core i9-10980XE requires a dedicated GPU. Primary use case: Core Ultra 5 235T targets Mainstream Desktop.

The Core i9-10980XE launched at $979 MSRP, while the Core Ultra 5 235T debuted at $247. At current prices ($620 vs $247), the Core Ultra 5 235T is $373 cheaper. In terms of value (PassMark points per dollar), the Core i9-10980XE delivers 51.9 pts/$ vs 129.8 pts/$ for the Core Ultra 5 235T — making the Core Ultra 5 235T the 85.7% better value option.