Core i7-620M vs Core i3-2375M

Both the Core i7-620M and Core i3-2375M share an identical 2-core/4-thread configuration. Boost clocks reach 3.33 GHz on the Core i7-620M versus 1.5 GHz on the Core i3-2375M — a 75.8% clock advantage for the Core i7-620M (base: 2.66 GHz vs 1.5 GHz). The Core i7-620M uses the Arrandale (2010−2011) architecture (32 nm), while the Core i3-2375M uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the Core i7-620M scores 1,976 against the Core i3-2375M's 1,978 — a 0.1% lead for the Core i3-2375M. Geekbench 6 single-core — the metric most relevant to gaming — records 350 vs 238, a 38.1% lead for the Core i7-620M that directly translates to higher frame rates. L3 cache: 4 MB (total) on the Core i7-620M vs 3 MB on the Core i3-2375M.

The Core i7-620M uses the PGA988 socket (PCIe 2.0), while the Core i3-2375M uses BGA1023 (PCIe 2.0) — making them incompatible on the same motherboard. Both support up to DDR3-1066 memory speed. The Core i3-2375M supports up to 16 GB of RAM compared to 8 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: HM55,QM57,HM57,QS57 (Core i7-620M) and HM65,HM67,QM67,HM75,HM76,HM77 (Core i3-2375M).

Neither processor supports overclocking. Virtualization support: VT-x, VT-d (Core i7-620M) vs VT-x, EPT (Core i3-2375M). Both include integrated graphics — Intel HD Graphics (Core i7-620M) and HD Graphics 3000 (Core i3-2375M) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i7-620M targets Performance Laptop, Core i3-2375M targets Thin & Light Laptop. Direct competitor: Core i7-620M rivals Core 2 Duo T9600; Core i3-2375M rivals Pentium 997.