Core Ultra 5 135U vs Core Ultra 5 228V

The Core Ultra 5 135U packs 12 cores / 14 threads, while the Core Ultra 5 228V offers 8 cores / 8 threads — the Core Ultra 5 135U has 4 more cores. Boost clocks reach 4.4 GHz on the Core Ultra 5 135U versus 4.5 GHz on the Core Ultra 5 228V — a 2.2% clock advantage for the Core Ultra 5 228V (base: 1.6 GHz vs 2.1 GHz). The Core Ultra 5 135U uses the Meteor Lake-P (2023) architecture (7 nm), while the Core Ultra 5 228V uses Lunar Lake (2024) (3 nm). In PassMark, the Core Ultra 5 135U scores 16,900 against the Core Ultra 5 228V's 16,955 — a 0.3% lead for the Core Ultra 5 228V. Cinebench R23 multi-core: 9,315 vs 9,932 (6.4% advantage for the Core Ultra 5 228V). Geekbench 6 single-core — the metric most relevant to gaming — records 1,948 vs 2,585, a 28.1% lead for the Core Ultra 5 228V that directly translates to higher frame rates. Multi-core Geekbench: 8,000 vs 10,053 (22.7% advantage for the Core Ultra 5 228V). L3 cache: 12 MB (total) on the Core Ultra 5 135U vs 8 MB (total) on the Core Ultra 5 228V.

The Core Ultra 5 135U uses the FCBGA2049 socket (PCIe 5.0), while the Core Ultra 5 228V uses FCBGA2833 (PCIe 5.0) — making them incompatible on the same motherboard. Both support up to DDR5-5600 memory speed. The Core Ultra 5 135U supports up to 96 GB of RAM compared to 32 GB — 100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 20 (Core Ultra 5 135U) vs 8 (Core Ultra 5 228V) — the Core Ultra 5 135U offers 12 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SoC (Core Ultra 5 135U) and SoC (Core Ultra 5 228V).

Both support Yes virtualization. Both include integrated graphics — Intel Arc Graphics (Core Ultra 5 135U) and Arc 130V (Core Ultra 5 228V) — useful as a fallback for troubleshooting or display output without a dedicated GPU.