Intel Core 2 Duo T6400 vs Intel Core 2 Duo T8100 vs Intel Core 2 Duo SU9400
Intel Core 2 Duo T6400
► remove from comparisonThe Intel Core 2 Duo T6400 is an entry level dual core processor for cheap laptops. It is based on the Penryn core but offers only 2 MB level 2 cache and a slow clock speed of 2 GHz. The performance should be sufficient for office and other casual tasks but high level gaming and HD video editing for example could be limited by the CPU performance.
Intel Core 2 Duo T8100
► remove from comparisonThe Intel Core 2 Duo T8100 is a mid-range dual-core processor for laptops from 2008. It is based on the Penryn core and offers all functions that were available at that time (e.g. Virtualization VT-x).
Intel Core 2 Duo SU9400
► remove from comparisonThe Intel Core 2 Duo SU9400 is a power efficient subnotebook processor based on the Penryn 3M core. It features all functions of the Penryn core, like Virtualization (VT-x), Trusted Execution and Speedstep. Due to the low core clock, the performance is limited.
Benchmarks
Average Benchmarks Intel Core 2 Duo T6400 → 100% n=12
Average Benchmarks Intel Core 2 Duo T8100 → 107% n=12
Average Benchmarks Intel Core 2 Duo SU9400 → 74% n=12

* Smaller numbers mean a higher performance
1 This benchmark is not used for the average calculation