Core i5-1145G7 vs Core i5-8600T

The Core i5-1145G7 packs 4 cores / 8 threads, while the Core i5-8600T offers 6 cores / 6 threads — the Core i5-8600T has 2 more cores. Boost clocks reach 4.4 GHz on the Core i5-1145G7 versus 3.7 GHz on the Core i5-8600T — a 17.3% clock advantage for the Core i5-1145G7 (base: 2.6 GHz vs 2.3 GHz). The Core i5-1145G7 uses the Tiger Lake-UP3 (2020−2021) architecture (10 nm SuperFin), while the Core i5-8600T uses Coffee Lake (2017−2019) (14 nm). In PassMark, the Core i5-1145G7 scores 9,266 against the Core i5-8600T's 9,201 — a 0.7% lead for the Core i5-1145G7. Cinebench R23 multi-core: 5,195 vs 4,633 (11.4% advantage for the Core i5-1145G7). Geekbench 6 single-core — the metric most relevant to gaming — records 1,653 vs 1,224, a 29.8% lead for the Core i5-1145G7 that directly translates to higher frame rates. Multi-core Geekbench: 4,764 vs 4,470 (6.4% advantage for the Core i5-1145G7). L3 cache: 8 MB (total) on the Core i5-1145G7 vs 9 MB (total) on the Core i5-8600T.

The Core i5-1145G7 uses the FCBGA1449 socket (PCIe 4.0), while the Core i5-8600T uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard. Both support up to DDR4-3200 memory speed. The Core i5-8600T supports up to 128 GB of RAM compared to 64 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: SoC (Core i5-1145G7) and H310,B360,H370,Q370,Z370,Z390 (Core i5-8600T).

Only the Core i5-1145G7 supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d, EPT (Core i5-1145G7) vs Yes (Core i5-8600T). Both include integrated graphics — Iris Xe Graphics (80 EU) (Core i5-1145G7) and UHD Graphics 630 (Core i5-8600T) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i5-1145G7 targets Business. Direct competitor: Core i5-1145G7 rivals Core i5-1135G7.