Core i5-5675R vs Core i5-7440HQ

Both the Core i5-5675R and Core i5-7440HQ share an identical 4-core/4-thread configuration. Boost clocks reach 3.6 GHz on the Core i5-5675R versus 3.8 GHz on the Core i5-7440HQ — a 5.4% clock advantage for the Core i5-7440HQ (base: 3.1 GHz vs 2.8 GHz). The Core i5-5675R uses the Broadwell (2015−2019) architecture (14 nm), while the Core i5-7440HQ uses Kaby Lake-H (2017) (14 nm). In PassMark, the Core i5-5675R scores 5,564 against the Core i5-7440HQ's 5,490 — a 1.3% lead for the Core i5-5675R. Geekbench 6 single-core — the metric most relevant to gaming — records 1,157 vs 1,277, a 9.9% lead for the Core i5-7440HQ that directly translates to higher frame rates. L3 cache: 4 MB (total) on the Core i5-5675R vs 6 MB (total) on the Core i5-7440HQ.

The Core i5-5675R uses the BGA1364 socket (PCIe 3.0), while the Core i5-7440HQ uses BGA1440 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3L-1866 on the Core i5-5675R versus DDR4-2400 on the Core i5-7440HQ — the Core i5-7440HQ supports 28.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i5-7440HQ supports up to 64 GB of RAM compared to 32 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: Z97,H97 (Core i5-5675R) and HM175,QM175 (Core i5-7440HQ).

Neither processor supports overclocking. Both support VT-x, VT-d, EPT virtualization. Both include integrated graphics — Iris Pro Graphics 6200 (Core i5-5675R) and HD Graphics 630 (Core i5-7440HQ) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i5-5675R targets All-in-One Desktop, Core i5-7440HQ targets High Performance Laptop. Direct competitor: Core i5-5675R rivals A10-7890K; Core i5-7440HQ rivals Ryzen 5 2500U.