Winner
Intel Core i7 4770HQ
CPUBoss recommends the Intel Core i7 4770HQ based on its .
See full details Intel Core i7 4770HQ vs i5 5257U |
Released July, 2014
Intel Core i7 4770HQ
- 2.2 GHz
- Quad core
8.1 Out of 10
Reasons to buy the Intel Core i7 4770HQ
 | Supports trusted computing Yes |
VS
CPUBoss Review Our evaluation of 4770HQ vs 5257U among laptop CPUs (over 15W)
Performance | |
Benchmark performance using all cores | |
| PCMark 8 Home 3.0 Accelerated, PassMark and 1 more | |
Single-core Performance | |
Individual core benchmark performance | |
| PassMark (Single Core), Geekbench 3 Single Core and 1 more | |
Integrated Graphics | |
Integrated GPU performance for graphics | |
| Sky Diver and Cloud Gate | |
Integrated Graphics (OpenCL) | |
Integrated GPU performance for parallel computing | |
| CompuBench 1.5 Bitcoin mining and 4 more | |
Performance per Watt | |
How efficiently does the processor use electricity? | |
| Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more | |
Value | |
Are you paying a premium for performance? | |
| Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more | |
| 9.4 | CPUBoss Score |
Combination of all six facets | |
 | Winner |
Cast your vote Do you agree or disagree with CPUBoss?
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Differences What are the advantages of each
| |||||||
| Supports trusted computing | Yes | vs | No | Somewhat common; Allows for safer, more reliable computing | |||
|---|---|---|---|---|---|---|---|
| |||||||
| CPUBoss is not aware of any important advantages of the Core i5 5257U vs the Core i7 4770HQ. | |||||||
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Benchmarks Real world tests of Core i7 4770HQ vs i5 5257U
CompuBench 1.5 (Bitcoin mining) Data courtesy CompuBench
CompuBench 1.5 (Face detection)
CompuBench 1.5 (T-Rex) Data courtesy CompuBench
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
PassMark Data courtesy Passmark
PassMark (Single Core)
Specifications Full list of technical specs
summary | Core i7 4770HQ | vs | i5 5257U |
|---|---|---|---|
| Clock speed | 2.2 GHz | 2.7 GHz | |
| Turbo clock speed | 3.4 GHz | 3.1 GHz | |
| Cores | Quad core | Dual core | |
| Is unlocked | No | No | |
features | |||
| Has a NX bit | Yes | Yes | |
| Supports trusted computing | Yes | No | |
| Has virtualization support | Yes | Yes | |
| Instruction set extensions | |||
| SSE2 | |||
| F16C | |||
| MMX | |||
| SSE4 | |||
| AVX | |||
| SSE3 | |||
| EM64T | |||
| SSE | |||
| SSE4.1 | |||
| FMA3 | |||
| SSE4.2 | |||
| Supplemental SSE3 | |||
| AES | |||
| AVX 2.0 | |||
| Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
| TDP | 47W | 28W | |
| Annual home energy cost | 11.32 $/year | 6.75 $/year | |
| Performance per watt | 25.27 pt/W | 37.63 pt/W | |
| Typical power consumption | 38.19W | 22.75W | |
bus | |||
| Architecture | DMI 2.0 | DMI 2.0 | |
| Number of links | 1 | 1 | |
| Transfer rate | 5,000 MT/s | 5,000 MT/s | |
details | Core i7 4770HQ | vs | i5 5257U |
|---|---|---|---|
| Architecture | x86-64 | x86-64 | |
| Threads | 8 | 4 | |
| L2 cache | 1 MB | 0.5 MB | |
| L2 cache per core | 0.25 MB/core | 0.25 MB/core | |
| L3 cache | 6 MB | 3 MB | |
| L3 cache per core | 1.5 MB/core | 1.5 MB/core | |
| Manufacture process | 22 nm | 14 nm | |
| Max CPUs | 1 | 1 | |
overclocking | |||
| Overclocked clock speed | 3.55 GHz | 3.1 GHz | |
| Overclocked clock speed (Water) | 3.4 GHz | 2.7 GHz | |
| Overclocked clock speed (Air) | 3.55 GHz | 3.1 GHz | |
integrated graphics | |||
| GPU | GPU | GPU | |
| Label | Intel® Iris™ Pro Graphics 5200 | Intel® Iris™ Graphics 6100 | |
| Number of displays supported | 3 | 3 | |
| GPU clock speed | 200 MHz | 300 MHz | |
| Turbo clock speed | 1,200 MHz | 1,050 MHz | |
memory controller | |||
| Memory controller | Built-in | Built-in | |
| Memory type | |||
| DDR3-1600 | |||
| DDR3 | |||
| Channels | Dual Channel | Dual Channel | |
| Maximum bandwidth | 12,800 MB/s | 25,600 MB/s | |
| Maximum memory size | 32,768 MB | 16,384 MB | |
 Intel Core i7 4770HQ  Report a correction |  Intel Core i5 5257U Report a correction |
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