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Differences What are the advantages of each

Front view of Intel Core i7 4950HQ

Reasons to consider the
Intel Core i7 4950HQ

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Much lower typical power consumption 38.19W vs 114.97W 3x lower typical power consumption
Significantly better turbo clock speed 1,300 MHz vs 1,150 MHz Around 15% better turbo clock speed
Much higher Maximum operating temperature 100 °C vs 67.4 °C Around 50% higher Maximum operating temperature
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Much lower annual home energy cost 11.32 $/year vs 42.19 $/year 3.7x lower annual home energy cost
Much lower annual commercial energy cost 41.17 $/year vs 112.39 $/year 2.7x lower annual commercial energy cost
Newer Jul, 2013 vs Apr, 2012 Release date over 1 years later
Front view of Intel Core i7 3770K

Reasons to consider the
Intel Core i7 3770K

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Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Significantly higher clock speed 3.5 GHz vs 2.4 GHz More than 45% higher clock speed
Much higher GPU clock speed 650 MHz vs 200 MHz 3.2x higher GPU clock speed
Higher turbo clock speed 3.9 GHz vs 3.6 GHz Around 10% higher turbo clock speed
Slightly more l3 cache 8 MB vs 6 MB Around 35% more l3 cache; more data can be stored in the l3 cache for quick access later
More l3 cache per core 2 MB/core vs 1.5 MB/core Around 35% more l3 cache per core
Much better overclocked clock speed (Water) 4.8 GHz vs 2.4 GHz More than 2x better overclocked clock speed (Water)
Better overclocked clock speed (Air) 4.69 GHz vs 4.4 GHz More than 5% better overclocked clock speed (Air)

Features Key features of the Core i7 4950HQ  vs 3770K 

clock speed

Core i7 4950HQ
2.4 GHz
Core i7 3770K
3.5 GHz

turbo clock speed

Core i7 4950HQ
3.6 GHz
Core i7 3770K
3.9 GHz

L2 cache

gpu clock speed

Core i7 4950HQ
200 MHz
Core i7 3770K
650 MHz

overclocked clock speed (air)

Core i7 4950HQ
4.4 GHz
Core i7 3770K
4.69 GHz

overclocked clock speed (water)

Core i7 4950HQ
2.4 GHz
Core i7 3770K
4.8 GHz

Specifications Full list of technical specs

summary

Core i7 4950HQ  vs
3770K 
Clock speed 2.4 GHz 3.5 GHz
Turbo clock speed 3.6 GHz 3.9 GHz
Cores Quad core Quad core
Is unlocked No Yes

features

Has a NX bit Yes Yes
Supports trusted computing Yes 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 47W 77W
Annual home energy cost 11.32 $/year 42.19 $/year
Annual commercial energy cost 41.17 $/year 112.39 $/year
Typical power consumption 38.19W 114.97W

bus

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

details

Core i7 4950HQ  vs
3770K 
Architecture x86-64 x86-64
Threads 8 8
L2 cache 1 MB 1 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 6 MB 8 MB
L3 cache per core 1.5 MB/core 2 MB/core
Manufacture process 22 nm 22 nm
Max CPUs 1 1
Operating temperature Unknown - 100°C Unknown - 67.4°C

overclocking

Overclocked clock speed 4.4 GHz 4.69 GHz
Overclocked clock speed (Water) 2.4 GHz 4.8 GHz
Overclocked clock speed (Air) 4.4 GHz 4.69 GHz

integrated graphics

GPU GPU GPU
Label Intel® Iris™ Pro Graphics 5200 Intel® HD Graphics 4000
Number of displays supported 3 3
GPU clock speed 200 MHz 650 MHz
Turbo clock speed 1,300 MHz 1,150 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3L-1600
DDR3-1333
DDR3L-1333
DDR3
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 4950HQ
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Intel Core i7 3770K
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