CPUBoss Review Our evaluation of 4980HQ vs 4790K among all CPUs

Performance

Benchmark performance using all cores
Core i7 4980HQ
6.3
Core i7 4790K
7.7
Core i7 6700K
6.5
PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance
Core i7 4980HQ
9.3
Core i7 4790K
9.9
Core i7 6700K
8.1
PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics
Core i7 4980HQ
n.d.
Core i7 4790K
9.1
Core i7 6700K
n.d.
Sky Diver and Cloud Gate

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing
Core i7 4980HQ
6.8
Core i7 4790K
7.3
Core i7 6700K
7.9
CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?
Core i7 4980HQ
5.3
Core i7 4790K
5.2
Core i7 6700K
5.1
Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?
Core i7 4980HQ
n.d.
Core i7 4790K
5.9
Core i7 6700K
5.6
Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

No winner declared

Too close to call

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VS

Intel Core i7 4980HQ

Front view of Intel Core i7 4980HQ
Front view of Intel Core i7 4790K

Intel Core i7 4790K

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Differences What are the advantages of each

Front view of Intel Core i7 4980HQ

Reasons to consider the
Intel Core i7 4980HQ

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Much better performance per watt 28.01 pt/W vs 11.42 pt/W Around 2.5x better performance per watt
Much lower typical power consumption 38.19W vs 71.5W More than 45% lower typical power consumption
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Better CompuBench 1.5 ocean surface simulation score 276.32 fps vs 233.07 fps Around 20% better CompuBench 1.5 ocean surface simulation score
Better turbo clock speed 1,300 MHz vs 1,250 MHz Around 5% better turbo clock speed
Much lower annual home energy cost 11.32 $/year vs 21.2 $/year More than 45% lower annual home energy cost
Much lower annual commercial energy cost 41.17 $/year vs 77.09 $/year More than 45% lower annual commercial energy cost
Newer Jul, 2014 vs Apr, 2014 Release date 3 months later
Front view of Intel Core i7 4790K

Reasons to consider the
Intel Core i7 4790K

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Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Significantly higher clock speed 4 GHz vs 2.8 GHz Around 45% higher clock speed
Much better performance per dollar 3.69 pt/$ vs 2.11 pt/$ Around 75% better performance per dollar
Higher turbo clock speed 4.4 GHz vs 4 GHz More than 10% higher turbo clock speed
Significantly better 3DMark06 CPU score 79 vs 69 Around 15% better 3DMark06 CPU score
Higher GPU clock speed 350 MHz vs 200 MHz 75% higher GPU 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
Better overclocked clock speed (Air) 4.63 GHz vs 3.86 GHz More than 20% better overclocked clock speed (Air)
More l3 cache per core 2 MB/core vs 1.5 MB/core Around 35% more l3 cache per core
Better PassMark (Single core) score 2,530 vs 2,232 Around 15% better PassMark (Single core) score
Much better overclocked clock speed (Water) 4.8 GHz vs 2.8 GHz More than 70% better overclocked clock speed (Water)
Better PassMark score 11,194 vs 10,081 More than 10% better PassMark score

Benchmarks Real world tests of Core i7 4980HQ vs 4790K

CompuBench 1.5 (Bitcoin mining) Data courtesy CompuBench

Core i7 4980HQ
23.86 mHash/s
Core i7 4790K
16.1 mHash/s

CompuBench 1.5 (Face detection)

Core i7 4980HQ
16.75 mPixels/s
Core i7 4790K
14.1 mPixels/s

CompuBench 1.5 (T-Rex) Data courtesy CompuBench

Core i7 4980HQ
-1 fps
Core i7 4790K
1.79 fps

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Core i7 4980HQ
13,347
Core i7 4790K
15,490

GeekBench 3 (Single core) Data courtesy Primate Labs

Core i7 4980HQ
3,555
Core i7 4790K
4,004

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core i7 4980HQ
4,780,000 MB/s
Core i7 4790K
5,140,000 MB/s

PassMark Data courtesy Passmark

Core i7 4980HQ
10,081
Core i7 4790K
11,194

PassMark (Single Core)

Core i7 4980HQ
2,232
Core i7 4790K
2,530

Specifications Full list of technical specs

summary

 Core i7 4980HQ  vs
4790K 
Clock speed 2.8 GHz 4 GHz
Turbo clock speed 4 GHz 4.4 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
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 88W
Annual home energy cost 11.32 $/year 21.2 $/year
Annual commercial energy cost 41.17 $/year 77.09 $/year
Performance per watt 28.01 pt/W 11.42 pt/W
Typical power consumption 38.19W 71.5W

bus
Architecture DMI 2.0 DMI 2.0
Number of links 1 0
Transfer rate 5,000 MT/s 5,000 MT/s

details

 Core i7 4980HQ  vs
4790K 
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

overclocking
Overclocked clock speed 3.86 GHz 4.63 GHz
Overclocked clock speed (Water) 2.8 GHz 4.8 GHz
Overclocked clock speed (Air) 3.86 GHz 4.63 GHz

integrated graphics
GPU GPU GPU
Label Intel® Iris™ Pro Graphics 5200 Intel® HD Graphics 4600
Number of displays supported 3 3
GPU clock speed 200 MHz 350 MHz
Turbo clock speed 1,300 MHz 1,250 MHz

memory controller
Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3L-1600
DDR3-1333
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 4980HQ
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Intel Core i7 4790K
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Comments

Showing 3 comments.
mik flounders (04:44 PM, October 8, 2015)
hi that's a big change I bought my entire laptop for £2150 half of what the chip price is now. gotta be a mistake. regards
Pokee Pika (03:35 PM, October 8, 2015)
dont forget the huge diffrent in price also...now who want that 4980???
mik flounders (12:20 PM, August 4, 2015)
Considered Alienware 17R2 with i7 4980Hq vs Cyber power X7 with I7 4790K. Cyberpower machine is much more configurable and simply aces the Alienware.
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