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Differences What are the advantages of each

Front view of Intel Core i7 5775R

Reasons to consider the
Intel Core i7 5775R

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Higher clock speed 3.3 GHz vs 3.1 GHz More than 5% higher clock speed
Slightly higher turbo clock speed 3.8 GHz vs 3.6 GHz More than 5% higher turbo clock speed
Better PassMark score 10,851 vs 7,907 More than 35% better PassMark score
More threads 8 vs 4 Twice as many threads
Better turbo clock speed 1,150 MHz vs 1,100 MHz Around 5% better turbo clock speed
Better overclocked clock speed (Air) 3.7 GHz vs 3.1 GHz Around 20% better overclocked clock speed (Air)
Better PassMark (Single core) score 2,252 vs 2,059 Around 10% better PassMark (Single core) score
Better performance per watt 4.68 pt/W vs 3.54 pt/W More than 30% better performance per watt
Slightly better overclocked clock speed (Water) 3.3 GHz vs 3.1 GHz More than 5% better overclocked clock speed (Water)
Front view of Intel Core i5 5675R

Reasons to consider the
Intel Core i5 5675R

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CPUBoss is not aware of any important advantages of the Core i5 5675R vs the Core i7 5775R.

Benchmarks Real world tests of Core i7 5775R vs i5 5675R

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Core i7 5775R
13,591.5
Core i5 5675R
11,473

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core i7 5775R
5,070 MB/s
Core i5 5675R
4,790 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i7 5775R  vs
i5 5675R 
Clock speed 3.3 GHz 3.1 GHz
Turbo clock speed 3.8 GHz 3.6 GHz
Cores Quad core Quad 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 65W 65W
Annual home energy cost 15.66 $/year 15.66 $/year
Annual commercial energy cost 56.94 $/year 56.94 $/year
Performance per watt 4.68 pt/W 3.54 pt/W
Typical power consumption 52.81W 52.81W

bus

Architecture DMI 2.0 DMI 2.0
Number of links 0 0
Transfer rate 5,000 MT/s 5,000 MT/s

details

Core i7 5775R  vs
i5 5675R 
Architecture x86-64 x86-64
Threads 8 4
Manufacture process 14 nm 14 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 3.7 GHz 3.1 GHz
Overclocked clock speed (Water) 3.3 GHz 3.1 GHz
Overclocked clock speed (Air) 3.7 GHz 3.1 GHz

integrated graphics

GPU GPU GPU
Label Intel® Iris™ Pro Graphics 6200 Intel® Iris™ Pro Graphics 6200
Number of displays supported 3 3
GPU clock speed 300 MHz 300 MHz
Turbo clock speed 1,150 MHz 1,100 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3L-1600
Channels Dual Channel Dual Channel
Supports ECC No No
Maximum bandwidth 25,600 MB/s 25,600 MB/s
Maximum memory size 32,768 MB 32,768 MB
Intel Core i7 5775R
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Intel Core i5 5675R
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