Core i5-7440HQ vs Core i5-4670

Both the Core i5-7440HQ and Core i5-4670 share an identical 4-core/4-thread configuration. Boost clocks reach 3.8 GHz on the Core i5-7440HQ versus 3.8 GHz on the Core i5-4670 — identical boost frequencies (base: 2.8 GHz vs 3.4 GHz). The Core i5-7440HQ uses the Kaby Lake-H (2017) architecture (14 nm), while the Core i5-4670 uses Haswell (2013−2015) (22 nm). In PassMark, the Core i5-7440HQ scores 5,490 against the Core i5-4670's 5,491 — a 0% lead for the Core i5-4670. Geekbench 6 single-core — the metric most relevant to gaming — records 1,277 vs 1,169, a 8.8% lead for the Core i5-7440HQ that directly translates to higher frame rates. L3 cache: 6 MB (total) on the Core i5-7440HQ vs 6144 kB (total) on the Core i5-4670.

The Core i5-7440HQ uses the BGA1440 socket (PCIe 3.0), while the Core i5-4670 uses LGA1150 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2400 on the Core i5-7440HQ versus DDR3-1600 on the Core i5-4670 — 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: HM175,QM175 (Core i5-7440HQ) and H81,B85,H87,Z87,H97,Z97 (Core i5-4670).

Neither processor supports overclocking. Virtualization support: VT-x, VT-d, EPT (Core i5-7440HQ) vs VT-x, VT-d (Core i5-4670). Both include integrated graphics — HD Graphics 630 (Core i5-7440HQ) and Intel HD Graphics 4600 (Core i5-4670) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i5-7440HQ targets High Performance Laptop, Core i5-4670 targets Mid-Range Desktop. Direct competitor: Core i5-7440HQ rivals Ryzen 5 2500U.