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Benchmarks Real world tests of the Intel Core i7 3940XM
Sky Diver Data courtesy FutureMark
Cloud Gate Data courtesy FutureMark
GeekBench 3 (Multi-core) Data courtesy Primate Labs
GeekBench 3 (Single core) Data courtesy Primate Labs
GeekBench 3 (AES single core) Data courtesy Primate Labs
GeekBench (32-bit) Data courtesy Primate Labs
PassMark Data courtesy Passmark
PassMark (Single Core)
Specifications Full list of technical specs
summary
Clock speed | 3 GHz |
---|---|
Turbo clock speed | 3.9 GHz |
Cores | Quad core |
Socket type | rPGA 988B |
Is unlocked | Yes |
features
Has a NX bit | Yes |
---|---|
Supports trusted computing | Yes |
Has virtualization support | Yes |
Instruction set extensions |
|
Supports dynamic frequency scaling | Yes |
power consumption
TDP | 55W |
---|---|
Annual home energy cost | 13.25 $/year |
Performance per watt | 14.42 pt/W |
Typical power consumption | 44.69W |
bus
Architecture | DMI |
---|---|
Number of links | 1 |
Transfer rate | 5,000 MT/s |
details
Architecture | x86-64 |
---|---|
Threads | 8 threads |
L2 cache | 1 MB |
L2 cache per core | 0.25 MB/core |
L3 cache | 8 MB |
L3 cache per core | 2 MB/core |
Manufacture process | 22 nm |
Max CPUs | 1 |
Clock multiplier | 30 |
Operating temperature | Unknown - 105°C |
overclocking
Overclock popularity | 0 |
---|---|
Overclocked clock speed | 4.45 GHz |
Overclocked clock speed (Water) | 3 GHz |
PassMark (Overclocked) | 6,125.4 |
Overclocked clock speed (Air) | 4.45 GHz |
integrated graphics
GPU | GPU |
---|---|
Label | Intel® HD Graphics 4000 |
Number of displays supported | 3 |
GPU clock speed | 650 MHz |
Turbo clock speed | 1,350 MHz |
memory controller
Memory controller | Built-in |
---|---|
Memory type | DDR3 |
Channels | Dual Channel |
Supports ECC | No |
Maximum bandwidth | 12,800 MB/s |
Maximum memory size | 32,768 MB |

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