Core i5-480M vs Athlon II X3 400e

The Core i5-480M packs 2 cores / 4 threads, while the Athlon II X3 400e offers 3 cores / 3 threads — the Athlon II X3 400e has 1 more core. Boost clocks reach 2.93 GHz on the Core i5-480M versus 2.2 GHz on the Athlon II X3 400e — a 28.5% clock advantage for the Core i5-480M (base: 2.66 GHz vs 2.2 GHz). The Core i5-480M uses the Arrandale (2010−2011) architecture (32 nm), while the Athlon II X3 400e uses Rana (2009−2011) (45 nm). In PassMark, the Core i5-480M scores 1,327 against the Athlon II X3 400e's 1,320 — a 0.5% lead for the Core i5-480M. L3 cache: 3 MB (total) on the Core i5-480M vs 0 kB on the Athlon II X3 400e.

The Core i5-480M uses the PGA988 socket (PCIe 2.0), while the Athlon II X3 400e uses AM3 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 1066 on the Core i5-480M versus DDR3-1333 on the Athlon II X3 400e — the Core i5-480M supports 198.9% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Athlon II X3 400e supports up to 32 GB of RAM compared to 8 — 120% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core i5-480M) vs 0 (Athlon II X3 400e) — the Core i5-480M offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: HM55,HM57,QM57 (Core i5-480M) and AMD AM3 (Athlon II X3 400e).

Virtualization: true (Core i5-480M) / not specified (Athlon II X3 400e). The Core i5-480M includes integrated graphics (Intel HD Graphics (Ironlake)), while the Athlon II X3 400e requires a dedicated GPU. Direct competitor: Core i5-480M rivals AMD Turion II M620.

The Core i5-480M launched at $81 MSRP, while the Athlon II X3 400e debuted at $100. At current prices ($77 vs $10), the Athlon II X3 400e is $67 cheaper. In terms of value (PassMark points per dollar), the Core i5-480M delivers 17.2 pts/$ vs 132.0 pts/$ for the Athlon II X3 400e — making the Athlon II X3 400e the 153.8% better value option.