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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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Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Front view of Intel Core i7 980

Reasons to consider the
Intel Core i7 980

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CPUBoss is not aware of any important advantages of the 980 vs the 980X Extreme Edition.

Benchmarks Real world tests of Core i7 980X vs 980

3D Mark 11 (Physics)

3D Mark 06 (CPU)

Core i7 980X
Core i7 980

Cinebench R11.5

Cinebench R11.5 (Single Core)

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs


Core i7 980X  vs
Clock speed 3.33 GHz 3.33 GHz
Turbo clock speed 3.6 GHz 3.6 GHz
Cores Hexa core Hexa core
Socket type
LGA 1366
Is unlocked Yes No


Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support Yes Yes
Instruction set extensions
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 130W 130W
Annual home energy cost 50.68 $/year 31.32 $/year
Annual commercial energy cost 148.92 $/year 113.88 $/year
Performance per watt 4.35 pt/W 2.01 pt/W
Typical power consumption N/A 105.63W

memory controller

Memory controller Built-in Built-in
Memory type
Channels Triple Channel Triple Channel
Supports ECC No Yes
Maximum bandwidth 25,599.99 MB/s 25,599.99 MB/s
Maximum memory size 24,576 MB 24,576 MB


Core i7 980X  vs
Architecture x86-64 x86-64
Threads 12 12
L2 cache 2 MB 2 MB
L2 cache per core 0.33 MB/core 0.33 MB/core
L3 cache 12 MB 12 MB
L3 cache per core 2 MB/core 2 MB/core
Manufacture process 32 nm 32 nm
Transistor count 1,170,000,000 1,170,000,000
Max CPUs 1 1
Clock multiplier 25 25
Voltage range 0.8 - 1.38V 0.8 - 1.3V
Operating temperature Unknown - 67.9°C Unknown - 68.8°C


Overclocked clock speed 4.53 GHz 4.68 GHz
Overclocked clock speed (Water) 4.28 GHz 4.5 GHz
Overclocked clock speed (Air) 4.53 GHz 4.68 GHz

integrated graphics

GPU None None
Label N/A N/A
Latest DirectX N/A N/A
Number of displays supported N/A N/A
GPU clock speed N/A N/A
Turbo clock speed N/A N/A
3DMark06 N/A N/A


Architecture QPI QPI
Number of links 1 1
Data rate 25,600 MB/s 19,200 MB/s
Transfer rate 6,400 MT/s 4,800 MT/s
Clock speed 3,200 MHz 2,400 MHz
Intel Core i7 980X
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Intel Core i7 980
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