A6-3620 vs Core i7-2677M

The A6-3620 packs 4 cores / 4 threads, while the Core i7-2677M offers 2 cores / 4 threads — the A6-3620 has 2 more cores. Boost clocks reach 2.5 GHz on the A6-3620 versus 2.9 GHz on the Core i7-2677M — a 14.8% clock advantage for the Core i7-2677M (base: 2.2 GHz vs 1.8 GHz). The A6-3620 uses the Llano (2011−2012) architecture (32 nm), while the Core i7-2677M uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the A6-3620 scores 1,877 against the Core i7-2677M's 1,875 — a 0.1% lead for the A6-3620. Geekbench 6 single-core — the metric most relevant to gaming — records 300 vs 562, a 60.8% lead for the Core i7-2677M that directly translates to higher frame rates. L3 cache: 0 kB on the A6-3620 vs 4 MB on the Core i7-2677M.

The A6-3620 uses the FM1 socket (PCIe 2.0), while the Core i7-2677M uses BGA1023 (PCIe 2.0) — making them incompatible on the same motherboard. Both support up to DDR3-1866 memory speed. The A6-3620 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: A55,A75 (A6-3620) and HM65,HM67,QM67,QS67,UM67 (Core i7-2677M).

Neither processor supports overclocking. Virtualization support: AMD-V (A6-3620) vs VT-x, VT-d, EPT (Core i7-2677M). Both include integrated graphics — Radeon HD 6530D (A6-3620) and HD Graphics 3000 (Core i7-2677M) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: A6-3620 targets Budget Desktop, Core i7-2677M targets Ultrabook. Direct competitor: A6-3620 rivals Pentium G840; Core i7-2677M rivals A6-3420M.