Core i7-11700T vs Core i5-12400T

The Core i7-11700T packs 8 cores / 16 threads, while the Core i5-12400T offers 6 cores / 12 threads — the Core i7-11700T has 2 more cores. Boost clocks reach 4.6 GHz on the Core i7-11700T versus 4.2 GHz on the Core i5-12400T — a 9.1% clock advantage for the Core i7-11700T (base: 1.4 GHz vs 1.8 GHz). The Core i7-11700T uses the Rocket Lake (2021) architecture (14 nm), while the Core i5-12400T uses Alder Lake-S (2022) (Intel 7 nm). In PassMark, the Core i7-11700T scores 15,393 against the Core i5-12400T's 15,543 — a 1% lead for the Core i5-12400T. Geekbench 6 single-core — the metric most relevant to gaming — records 1,497 vs 1,650, a 9.7% lead for the Core i5-12400T that directly translates to higher frame rates. L3 cache: 16 MB (total) on the Core i7-11700T vs 18 MB (total) on the Core i5-12400T.

The Core i7-11700T uses the LGA1200 socket (PCIe 4.0), while the Core i5-12400T uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Core i7-11700T versus DDR5-4800 on the Core i5-12400T — the Core i5-12400T supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 128 GB of RAM. Both feature 2-channel memory with ECC support. Both provide 20 PCIe lanes. Chipset compatibility: H510,B560,H570,Z590,Q570 (Core i7-11700T) and H610,B660,H670,Z690 (Core i5-12400T).

Neither processor supports overclocking. Only the Core i7-11700T supports AVX-512 instructions — important for machine learning and scientific applications. Both support VT-x, VT-d, EPT virtualization. Both include integrated graphics — UHD Graphics 750 (Core i7-11700T) and Intel UHD Graphics 730 (Core i5-12400T) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i7-11700T targets Low Power Desktop, Core i5-12400T targets Office/Home Desktop. Direct competitor: Core i7-11700T rivals Ryzen 7 5700G.

The Core i7-11700T launched at $323 MSRP, while the Core i5-12400T debuted at $192. At current prices ($180 vs $192), the Core i7-11700T is $12 cheaper. In terms of value (PassMark points per dollar), the Core i7-11700T delivers 85.5 pts/$ vs 81.0 pts/$ for the Core i5-12400T — making the Core i7-11700T the 5.5% better value option.