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| Intel Core i7 2820QM vs 2720QM |
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Differences What are the advantages of each
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CPUBoss is not aware of any important advantages of the 2820QM vs the 2720QM. | |||||||
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CPUBoss is not aware of any important advantages of the 2720QM vs the 2820QM. | |||||||
Benchmarks Real world tests of Core i7 2820QM vs 2720QM
CompuBench 1.5 (Ocean surface simulation) Data courtesy CompuBench
Core i7 2820QM
61.16 fps
Core i7 2720QM
57.18 fps
GeekBench 3 (Multi-core) Data courtesy Primate Labs
Core i7 2820QM
9,483
Core i7 2720QM
9,184
GeekBench 3 (Single core) Data courtesy Primate Labs
Core i7 2820QM
2,625
Core i7 2720QM
2,545
GeekBench 3 (AES single core) Data courtesy Primate Labs
Core i7 2820QM
2,200,000 MB/s
Core i7 2720QM
2,140,000 MB/s
GeekBench (32-bit) Data courtesy Primate Labs
Core i7 2820QM
9,002
Core i7 2720QM
8,244
GeekBench (64-bit) Data courtesy Primate Labs
Core i7 2820QM
10,218
Core i7 2720QM
9,379
PassMark Data courtesy Passmark
Core i7 2820QM
6,637
Core i7 2720QM
6,101
PassMark (Single Core)
Core i7 2820QM
1,549
Core i7 2720QM
1,455
Specifications Full list of technical specs
summary | Core i7 2820QM | vs | 2720QM |
---|---|---|---|
Clock speed | 2.3 GHz | 2.2 GHz | |
Turbo clock speed | 3.4 GHz | 3.3 GHz | |
Cores | Quad core | Quad core | |
Socket type | |||
BGA 1224 | |||
rPGA 988B | |||
Is unlocked | No | No | |
features | |||
Has a NX bit | Yes | Yes | |
Supports trusted computing | Yes | Yes | |
Has virtualization support | Yes | Yes | |
Instruction set extensions | |||
SSE2 | |||
MMX | |||
AVX | |||
SSE3 | |||
SSE | |||
SSE4.1 | |||
SSE4.2 | |||
Supplemental SSE3 | |||
AES | |||
Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
TDP | 45W | 45W | |
Annual home energy cost | 10.84 $/year | 10.84 $/year | |
Performance per watt | 18.54 pt/W | 17.94 pt/W | |
Typical power consumption | 36.56W | 36.56W | |
bus | |||
Architecture | DMI | DMI | |
Number of links | 1 | 1 | |
Transfer rate | 5,000 MT/s | 5,000 MT/s |
details | Core i7 2820QM | vs | 2720QM |
---|---|---|---|
Architecture | x86-64 | x86-64 | |
Threads | 8 | 8 | |
L2 cache | 1 MB | 1 MB | |
L2 cache per core | 0.25 MB/core | 0.25 MB/core | |
L3 cache | 8 MB | 6 MB | |
L3 cache per core | 2 MB/core | 1.5 MB/core | |
Manufacture process | 32 nm | 32 nm | |
Max CPUs | 1 | 1 | |
Clock multiplier | 23 | 22 | |
Operating temperature | Unknown - 100°C | Unknown - 100°C | |
overclocking | |||
Overclocked clock speed | 3.04 GHz | 2.93 GHz | |
Overclocked clock speed (Water) | 2.3 GHz | 2.2 GHz | |
Overclocked clock speed (Air) | 3.04 GHz | 2.93 GHz | |
integrated graphics | |||
GPU | GPU | GPU | |
Label | Intel® HD Graphics 3000 | Intel HD Graphics 3000 | |
Number of displays supported | 2 | 2 | |
GPU clock speed | 650 MHz | 650 MHz | |
Turbo clock speed | 1,300 MHz | 1,300 MHz | |
memory controller | |||
Memory controller | Built-in | Built-in | |
Memory type | |||
DDR3-1600 | |||
DDR3-1333 | |||
DDR3-1066 | |||
DDR3 | |||
Channels | Dual Channel | Dual Channel | |
Supports ECC | No | No | |
Maximum bandwidth | 25,600 MB/s | 25,600 MB/s | |
Maximum memory size | 32,768 MB | 32,768 MB |
Intel Core i7 2820QM ![]() | Intel Core i7 2720QM ![]() |
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