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Intel Core i7-2720QM Vs i7-2820QM

– The Core i7-2820QM has 100 MHz higher base clock frequency than the i7-2720QM. It also has 100 MHz higher turbo clock frequency.

– Both belong to the Sandy Bridge group of processors and have same HD Graphics 3000 integrated graphics.

– Let us take a look at benchmark comparison first.

Table : Core i7-2720QM Vs Core i7-2820QM Benchmarking Comparison

Benchmarks Core i7-2720QM Core i7-2820QM
PassMark Score 7386 7536
Super Pi 2M (Lower Time is better) 27 seconds 25 seconds
3D Mark 06 CPU 5507 5660
Windows 7 CPU Experience Score 7.5 7.5

Table : Core i7-2720QM Vs Core i7-2820QM  Basics

Feature Core i7-2720QM Core i7-2820QM
  Base Clock Frequency 2.20 GHz 2.30 GHz
No. Of Cores 4 (8 Hyperthreads) 4 (8 Hyperthreads)
Cache Organization 6 MB L3 Smart Cache 8 MB L3 Smart Cache
Turbo Frequency 3.30 GHz 3.40 GHz
TDP Rating 45 Watts 45 Watts
64 Bit Support Y Y
Lithography 32 nm 32 nm
Integrated Memory Controller DDR3-1600 DDR3-1600
Integrated Graphics Yes, Base 650 MHz, Turbo 1.30 GHz Yes, Base 650 MHz, Turbo 1.30 GHz


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