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Intel Core i7 6500U

Front view of Intel Core i7 6500U
Front view of Intel Core i7 4750HQ

Intel Core i7 4750HQ

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Differences What are the advantages of each

Front view of Intel Core i7 6500U

Reasons to consider the
Intel Core i7 6500U

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Higher clock speed 2.5 GHz vs 2 GHz 25% 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 lower typical power consumption 12.19W vs 38.19W 3.1x 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, 2013 Release date over 2 years later
Significantly lower annual home energy cost 3.61 $/year vs 11.32 $/year 3.1x lower annual home energy cost
Significantly lower annual commercial energy cost 13.14 $/year vs 41.17 $/year 3.1x lower annual commercial energy cost
Significantly better overclocked clock speed (Water) 3.1 GHz vs 2 GHz More than 55% better overclocked clock speed (Water)
Front view of Intel Core i7 4750HQ

Reasons to consider the
Intel Core i7 4750HQ

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Much better 3DMark06 CPU score 59 vs 48.4 More than 20% better 3DMark06 CPU score
Much better performance per dollar 2.47 pt/$ vs 0.38 pt/$ More than 6.5x 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 22.83 pt/W vs 9.95 pt/W More than 2.2x better performance per watt
Significantly better turbo clock speed 1,200 MHz vs 1,050 MHz Around 15% better turbo clock speed
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
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
Better CompuBench 1.5 video composition score 16.67 fps vs 9.85 fps Around 70% better CompuBench 1.5 video composition score
Better PassMark score 8,292 vs 4,428 More than 85% better PassMark score
More cores 4 vs 2 Twice as many cores; run more applications at once
More threads 8 vs 4 Twice as many threads

Benchmarks Real world tests of Core i7 6500U vs 4750HQ

CompuBench 1.5 (Bitcoin mining) Data courtesy CompuBench

Core i7 6500U
26.91 mHash/s
Core i7 4750HQ
28.98 mHash/s

CompuBench 1.5 (Face detection)

Core i7 6500U
21.23 mPixels/s
Core i7 4750HQ
17.53 mPixels/s

CompuBench 1.5 (T-Rex) Data courtesy CompuBench

Core i7 6500U
1.29 fps
Core i7 4750HQ
2.18 fps

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Core i7 6500U
2,357
Core i7 4750HQ
10,872

GeekBench 3 (Single core) Data courtesy Primate Labs

Core i7 6500U
1,910
Core i7 4750HQ
2,846

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core i7 6500U
3,265 MB/s
Core i7 4750HQ
3,840,000 MB/s

PassMark Data courtesy Passmark

Core i7 6500U
4,428
Core i7 4750HQ
8,292

PassMark (Single Core)

Core i7 6500U
1,637
Core i7 4750HQ
1,750

Specifications Full list of technical specs

summary

 Core i7 6500U  vs
4750HQ 
Clock speed 2.5 GHz 2 GHz
Turbo clock speed 3.1 GHz 3.2 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
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption
TDP 15W 47W
Annual home energy cost 3.61 $/year 11.32 $/year
Annual commercial energy cost 13.14 $/year 41.17 $/year
Performance per watt 9.95 pt/W 22.83 pt/W
Typical power consumption 12.19W 38.19W

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

details

 Core i7 6500U  vs
4750HQ 
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 3.11 GHz 3.16 GHz
Overclocked clock speed (Water) 3.1 GHz 2 GHz
Overclocked clock speed (Air) 3.11 GHz 3.16 GHz

integrated graphics
GPU GPU GPU
Label Intel® HD Graphics 520 Intel® Iris™ Pro Graphics 5200
Number of displays supported 3 3
GPU clock speed 300 MHz 200 MHz
Turbo clock speed 1,050 MHz 1,200 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 25,600 MB/s 12,800 MB/s
Maximum memory size 32,768 MB 32,768 MB
Intel Core i7 6500U
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Intel Core i7 4750HQ
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