CPUBoss Review Our evaluation of 980X vs 4670K

Performance

Benchmark performance using all cores

Cinebench R10 32-bit, PassMark, GeekBench (32-bit) and GeekBench (64-bit)

Single-core Performance

Individual core benchmark performance

Cinebench R10 32-bit (1-core) and PassMark (Single Core)

Overclocking

How much speed can you get out of the processor?

Unlocked, Maximum Overclocked Clock Speed (Air) and 2 more

Value

Are you paying a premium for performance?

Performance Per Dollar

CPUBoss Score

Performance, Single-core Performance, Overclocking and Value

Winner
Intel Core i5 4670K 

CPUBoss recommends the Intel Core i5 4670K  based on its .

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VS
Front view of Intel Core i5 4670K

Intel Core i5 4670K

CPUBoss Winner

Differences What are the advantages of each

Front view of Intel Core i7 980X

Reasons to consider the
Intel Core i7 980X

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Significantly more l3 cache 12 MB vs 6 MB 2x more l3 cache; more data can be stored in the l3 cache for quick access later
More threads 12 vs 4 Three times as many threads
More l2 cache 2 MB vs 1 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
More cores 6 vs 4 2 more cores; run more applications at once
More l3 cache per core 2 MB/core vs 1.5 MB/core Around 35% more l3 cache per core
Better 3DMark11 physics score 8,800 vs 6,830 Around 30% better 3DMark11 physics score
Better PassMark score 8,944 vs 7,665 More than 15% better PassMark score
Better geekbench (64-bit) score 15,418 vs 12,725 More than 20% better geekbench (64-bit) score
Slightly more l2 cache per core 0.33 MB/core vs 0.25 MB/core Around 35% more l2 cache per core
Better overclocked clock speed (Water) 4.9 GHz vs 4.54 GHz Around 10% better overclocked clock speed (Water)
Front view of Intel Core i5 4670K

Reasons to consider the
Intel Core i5 4670K

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Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much newer manufacturing process 22 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Higher turbo clock speed 3.8 GHz vs 3.6 GHz More than 5% higher turbo clock speed
Significantly better PassMark (Single core) score 2,205 vs 1,444 Around 55% better PassMark (Single core) score
Significantly better performance per dollar 5.24 pt/$ vs 0.97 pt/$ Around 5.5x better performance per dollar
Better performance per watt 11.98 pt/W vs 5.23 pt/W More than 2.2x better performance per watt
Newer Apr, 2013 vs Mar, 2010 Release date over 3 years later
Better cinebench r10 32Bit 1-core score 7,335 vs 4,731 More than 55% better cinebench r10 32Bit 1-core score
Higher Maximum operating temperature 72.72 °C vs 67.9 °C More than 5% higher Maximum operating temperature
Much lower annual home energy cost 20.24 $/year vs 50.68 $/year 2.5x lower annual home energy cost
Supports more RAM 32,768 MB vs 24,576 MB Supports around 35% more RAM
Much lower annual commercial energy cost 73.58 $/year vs 148.92 $/year 2x lower annual commercial energy cost

Benchmarks Real world tests of Core i7 980X vs i5 4670K

GeekBench (32-bit) Data courtesy Primate Labs

Core i7 980X
14,533
Core i5 4670K
11,573

3D Mark 11 (Physics)

Cinebench R10 32-Bit

Core i7 980X
27,056
Core i5 4670K
25,519

Cinebench R10 32-Bit (Single Core)

PassMark Data courtesy PassMark

PassMark (Single Core) Data courtesy PassMark

Reviews Word on the street

Core i7 980X  vs i5 4670K 

9.0
8.0
No wonder the Core i7 980X is a prince among processors.
Core i7 980X

Specifications Full list of technical specs

summary

Core i7 980X  vs
i5 4670K 
Clock speed 3.33 GHz 3.4 GHz
Turbo clock speed 3.6 GHz 3.8 GHz
Cores Hexa core Quad core
Is unlocked Yes Yes

features

Has a NX bit Yes Yes
Supports trusted computing No 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 130W 84W
Annual home energy cost 50.68 $/year 20.24 $/year
Annual commercial energy cost 148.92 $/year 73.58 $/year
Performance per watt 5.23 pt/W 11.98 pt/W
Typical power consumption N/A 68.25W

bus

Architecture QPI DMI 2.0
Number of links 1 0
Transfer rate 6,400 MT/s 5,000 MT/s

details

Core i7 980X  vs
i5 4670K 
Architecture x86-64 x86-64
Threads 12 4
L2 cache 2 MB 1 MB
L2 cache per core 0.33 MB/core 0.25 MB/core
L3 cache 12 MB 6 MB
L3 cache per core 2 MB/core 1.5 MB/core
Manufacture process 32 nm 22 nm
Max CPUs 1 1
Operating temperature Unknown - 67.9°C Unknown - 72.72°C

overclocking

Overclock popularity 85 57
Overclocked clock speed 4.54 GHz 4.49 GHz
Overclocked clock speed (Water) 4.9 GHz 4.54 GHz
Overclocked clock speed (Air) 4.54 GHz 4.49 GHz

integrated graphics

GPU None GPU
Label N/A Intel® HD Graphics 4600
Number of displays supported N/A 3
GPU clock speed N/A 350 MHz
Turbo clock speed N/A 1,200 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3-1333
DDR3-1066
DDR3
Channels Triple Channel Dual Channel
Supports ECC No No
Maximum bandwidth 25,599.99 MB/s 25,600 MB/s
Maximum memory size 24,576 MB 32,768 MB
Intel Core i7 980X
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Intel Core i5 4670K
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