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| Intel Core i7 640M vs i5 580M |
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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 Core i7 640M vs the Core i5 580M. | |||||||
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CPUBoss is not aware of any important advantages of the Core i5 580M vs the Core i7 640M. | |||||||
Benchmarks Real world tests of Core i7 640M vs i5 580M
GeekBench 3 (Multi-core) Data courtesy Primate Labs
Core i7 640M
4,385
Core i5 580M
4,170
GeekBench 3 (Single core) Data courtesy Primate Labs
Core i7 640M
2,187
Core i5 580M
2,093
GeekBench 3 (AES single core) Data courtesy Primate Labs
Core i7 640M
1,570,000 MB/s
Core i5 580M
1,470,000 MB/s
GeekBench (32-bit) Data courtesy Primate Labs
Core i7 640M
4,158
Core i5 580M
3,974
GeekBench (64-bit) Data courtesy Primate Labs
Core i7 640M
4,694
Core i5 580M
4,612
GeekBench
Core i7 640M
6,359
Core i5 580M
6,091
PassMark Data courtesy Passmark
Core i7 640M
2,865
Core i5 580M
2,644
PassMark (Single Core)
Core i7 640M
1,307
Core i5 580M
1,232
Specifications Full list of technical specs
summary | Core i7 640M | vs | i5 580M |
---|---|---|---|
Clock speed | 2.8 GHz | 2.66 GHz | |
Turbo clock speed | 3.46 GHz | 3.33 GHz | |
Cores | Dual core | Dual core | |
Socket type | |||
BGA 1288 | |||
rPGA 988A | |||
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 | |||
SSE4 | |||
SSE3 | |||
SSE | |||
SSE4.1 | |||
SSE4.2 | |||
Supplemental SSE3 | |||
AES | |||
Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
TDP | 35W | 35W | |
Annual home energy cost | 8.43 $/year | 8.43 $/year | |
Performance per watt | 18.3 pt/W | 17.16 pt/W | |
Typical power consumption | 28.44W | 28.44W | |
bus | |||
Architecture | DMI | DMI | |
Number of links | 1 | 1 | |
Transfer rate | 2,500 MT/s | 2,500 MT/s |
details | Core i7 640M | vs | i5 580M |
---|---|---|---|
Architecture | x86-64 | x86-64 | |
Threads | 4 | 4 | |
L2 cache | 1 MB | 1 MB | |
L2 cache per core | 0.5 MB/core | 0.5 MB/core | |
L3 cache | 4 MB | 3 MB | |
L3 cache per core | 2 MB/core | 1.5 MB/core | |
Manufacture process | 32 nm | 32 nm | |
Transistor count | 382,000,000 | 382,000,000 | |
Max CPUs | 1 | 1 | |
Clock multiplier | 21 | 20 | |
overclocking | |||
Overclocked clock speed | 3.37 GHz | 3.1 GHz | |
Overclocked clock speed (Water) | 2.8 GHz | 2.67 GHz | |
Overclocked clock speed (Air) | 3.37 GHz | 3.1 GHz | |
integrated graphics | |||
GPU | GPU | GPU | |
Label | Intel® HD Graphics | Intel® HD Graphics | |
Number of displays supported | 2 | 2 | |
GPU clock speed | 500 MHz | 500 MHz | |
Turbo clock speed | 766 MHz | 766 MHz | |
memory controller | |||
Memory controller | Built-in | Built-in | |
Memory type | |||
DDR3-1066 | |||
DDR3-800 | |||
DDR3 | |||
Channels | Dual Channel | Dual Channel | |
Supports ECC | No | No | |
Maximum bandwidth | 17,066.66 MB/s | 17,066.66 MB/s | |
Maximum memory size | 8,192 MB | 8,192 MB |
Intel Core i7 640M ![]() | Intel Core i5 580M ![]() |
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