CPUBoss Review Our evaluation of 5557U vs 4770HQ 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

8.5

CPUBoss Score

Combination of all six facets

Winner
Intel Core i7 5557U 

CPUBoss recommends the Intel Core i7 5557U  based on its .

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VS

Differences What are the advantages of each

Front view of Intel Core i7 5557U

Reasons to consider the
Intel Core i7 5557U

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CPUBoss is not aware of any important advantages of the 5557U vs the 4770HQ.

Front view of Intel Core i7 4770HQ

Reasons to consider the
Intel Core i7 4770HQ

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Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing

Benchmarks Real world tests of Core i7 5557U vs 4770HQ

CompuBench 1.5 (Bitcoin mining) Data courtesy CompuBench

Core i7 5557U
34.15 mHash/s
Core i7 4770HQ
30.51 mHash/s

CompuBench 1.5 (Face detection)

Core i7 5557U
13.19 mPixels/s
Core i7 4770HQ
16.75 mPixels/s

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

Core i7 5557U
4,160,000 MB/s
Core i7 4770HQ
4,070,000 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i7 5557U  vs
4770HQ 
Clock speed 3.1 GHz 2.2 GHz
Turbo clock speed 3.4 GHz 3.4 GHz
Cores Dual core Quad core
Is unlocked No No

features

Has a NX bit Yes Yes
Supports trusted computing No Yes
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 28W 47W
Annual home energy cost 6.75 $/year 11.32 $/year
Performance per watt 40.02 pt/W 24.43 pt/W
Typical power consumption 22.75W 38.19W

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 5557U  vs
4770HQ 
Architecture x86-64 x86-64
Threads 4 8
L2 cache 0.5 MB 1 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 4 MB 6 MB
L3 cache per core 2 MB/core 1.5 MB/core
Manufacture process 14 nm 22 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 3.39 GHz 3.54 GHz
Overclocked clock speed (Water) 3.1 GHz 3.4 GHz
Overclocked clock speed (Air) 3.39 GHz 3.54 GHz

integrated graphics

GPU GPU GPU
Label Intel® Iris™ Graphics 6100 Intel® Iris™ Pro Graphics 5200
Number of displays supported 3 3
GPU clock speed 300 MHz 200 MHz
Turbo clock speed 1,100 MHz 1,200 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3
Channels Dual Channel Dual Channel
Maximum bandwidth 25,600 MB/s 12,800 MB/s
Maximum memory size 16,384 MB 32,768 MB
Intel Core i7 5557U
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Intel Core i7 4770HQ
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