Core i5-7267U vs Core i7-10510Y

The Core i5-7267U packs 2 cores / 4 threads, while the Core i7-10510Y offers 4 cores / 8 threads — the Core i7-10510Y has 2 more cores. Boost clocks reach 3.5 GHz on the Core i5-7267U versus 4.5 GHz on the Core i7-10510Y — a 25% clock advantage for the Core i7-10510Y (base: 3.1 GHz vs 1.2 GHz). The Core i5-7267U uses the Kaby Lake (2016−2019) architecture (14 nm), while the Core i7-10510Y uses Comet Lake-Y (2019) (14 nm). In PassMark, the Core i5-7267U scores 3,622 against the Core i7-10510Y's 3,631 — a 0.2% lead for the Core i7-10510Y. L3 cache: 4 MB on the Core i5-7267U vs 8 MB (total) on the Core i7-10510Y.

The Core i5-7267U uses the BGA1356 socket (PCIe 3.0), while the Core i7-10510Y uses UTFCBGA1377 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 2133 on the Core i5-7267U versus LPDDR3-2133 on the Core i7-10510Y — the Core i5-7267U supports 199.4% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i5-7267U supports up to 32 of RAM compared to 16 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 12 (Core i5-7267U) vs 10 (Core i7-10510Y) — the Core i5-7267U offers 2 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Kaby Lake-U (Core i5-7267U) and Comet Lake-Y (Core i7-10510Y).

Neither processor supports overclocking. Virtualization support: true (Core i5-7267U) vs VT-x, VT-d (Core i7-10510Y). Both include integrated graphics — Intel Iris Plus Graphics 650 (Core i5-7267U) and Intel UHD Graphics 617 (Core i7-10510Y) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i5-7267U targets Mobile, Core i7-10510Y targets Ultrabook/Tablet.