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Differences What are the advantages of each

Front view of Intel Core i7 4770HQ

Reasons to consider the
Intel Core i7 4770HQ

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Much better performance per dollar 2.72 pt/$ vs 1.09 pt/$ Around 2.5x better performance per dollar
More l2 cache 1 MB vs 0.5 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Much better performance per watt 25.15 pt/W vs 11.83 pt/W Around 2.2x better performance per watt
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Better turbo clock speed 1,200 MHz vs 1,100 MHz Around 10% better turbo clock speed
Slightly more l3 cache 6 MB vs 4 MB 50% more l3 cache; more data can be stored in the l3 cache for quick access later
More cores 4 vs 2 Twice as many cores; run more applications at once
More threads 8 vs 4 Twice as many threads
Front view of Intel Core i5 6287U

Reasons to consider the
Intel Core i5 6287U

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Significantly higher clock speed 3.1 GHz vs 2.2 GHz More than 40% higher clock speed
Significantly newer manufacturing process 14 nm vs 22 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Significantly better CompuBench 1.5 video composition score 21.11 fps vs 10.69 fps Around 2x better CompuBench 1.5 video composition score
Lower typical power consumption 22.75W vs 38.19W More than 40% lower typical power consumption
Higher GPU clock speed 300 MHz vs 200 MHz 50% higher GPU clock speed
More l3 cache per core 2 MB/core vs 1.5 MB/core Around 35% more l3 cache per core
Newer Jul, 2015 vs Jul, 2014 Release date a year later
Lower annual home energy cost 6.75 $/year vs 11.32 $/year More than 40% lower annual home energy cost
Lower annual commercial energy cost 24.53 $/year vs 41.17 $/year More than 40% lower annual commercial energy cost

Benchmarks Real world tests of Core i7 4770HQ vs i5 6287U

CompuBench 1.5 (Bitcoin mining) Data courtesy CompuBench

Core i7 4770HQ
27.45 mHash/s
Core i5 6287U
62.04 mHash/s

CompuBench 1.5 (Face detection)

Core i7 4770HQ
17.15 mPixels/s
Core i5 6287U
39.13 mPixels/s

CompuBench 1.5 (Ocean surface simulation) Data courtesy CompuBench

Core i7 4770HQ
327.17 fps
Core i5 6287U
415.06 fps

CompuBench 1.5 (T-Rex) Data courtesy CompuBench

Core i7 4770HQ
1.96 fps
Core i5 6287U
-1 fps

CompuBench 1.5 (Video composition) Data courtesy CompuBench

Core i7 4770HQ
10.69 fps
Core i5 6287U
21.11 fps

Specifications Full list of technical specs

summary

Core i7 4770HQ  vs
i5 6287U 
Clock speed 2.2 GHz 3.1 GHz
Turbo clock speed 3.4 GHz 3.5 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
Annual commercial energy cost 41.17 $/year 24.53 $/year
Performance per watt 25.15 pt/W 11.83 pt/W
Typical power consumption 38.19W 22.75W

bus

Architecture DMI 2.0 FSB
Number of links 1 1
Transfer rate 5,000 MT/s 4,000 MT/s

details

Core i7 4770HQ  vs
i5 6287U 
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 4 MB
L3 cache per core 1.5 MB/core 2 MB/core
Manufacture process 22 nm 14 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 3.54 GHz 3.5 GHz
Overclocked clock speed (Water) 3.4 GHz 3.5 GHz
Overclocked clock speed (Air) 3.54 GHz 3.5 GHz

integrated graphics

GPU GPU GPU
Label Intel® Iris™ Pro Graphics 5200 Intel® Iris™ Graphics 550
Number of displays supported 3 3
GPU clock speed 200 MHz 300 MHz
Turbo clock speed 1,200 MHz 1,100 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3L-1600
DDR3
Channels Dual Channel Dual Channel
Supports ECC No No
Maximum bandwidth 12,800 MB/s 25,600 MB/s
Maximum memory size 32,768 MB 32,768 MB
Intel Core i7 4770HQ
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Intel Core i5 6287U
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