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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 5550U.

Front view of Intel Core i7 5550U

Reasons to consider the
Intel Core i7 5550U

Report a correction

CPUBoss is not aware of any important advantages of the 5550U vs the 5557U.

Benchmarks Real world tests of Core i7 5557U vs 5550U

3D Mark 06 (CPU)

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i7 5557U  vs
5550U 
Clock speed 3.1 GHz 2 GHz
Turbo clock speed 3.4 GHz 3 GHz
Cores Dual core Dual core
Is unlocked No No

features

Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 28W 15W
Annual home energy cost 6.75 $/year 3.61 $/year
Performance per watt 40.06 pt/W 12.08 pt/W
Typical power consumption 22.75W 12.19W

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
5550U 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 0.5 MB 0.5 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 4 MB 4 MB
L3 cache per core 2 MB/core 2 MB/core
Manufacture process 14 nm 14 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 3.39 GHz 2 GHz
Overclocked clock speed (Water) 3.1 GHz 2 GHz
Overclocked clock speed (Air) 3.39 GHz 2 GHz

integrated graphics

GPU GPU GPU
Label Intel® Iris™ Graphics 6100 Intel® HD Graphics 6000
Number of displays supported 3 3
GPU clock speed 300 MHz 300 MHz
Turbo clock speed 1,100 MHz 1,000 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 25,600 MB/s
Maximum memory size 16,384 MB 16,384 MB
Intel Core i7 5557U
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Intel Core i7 5550U
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