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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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