CPUBoss Review Our evaluation of 970 vs 950 among desktop CPUs (over 75W)

Performance

Benchmark performance using all cores

PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

Fire Strike

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

5.2

CPUBoss Score

Combination of all six facets

Winner
Intel Core i7 970 

CPUBoss recommends the Intel Core i7 970  based on its .

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VS

Differences What are the advantages of each

Front view of Intel Core i7 970

Reasons to consider the
Intel Core i7 970

Report a correction

CPUBoss is not aware of any important advantages of the 970 vs the 950.

Front view of Intel Core i7 950

Reasons to consider the
Intel Core i7 950

Report a correction

CPUBoss is not aware of any important advantages of the 950 vs the 970.

Benchmarks Real world tests of Core i7 970 vs 950

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Core i7 970
13,895
Core i7 950
8,385

GeekBench 3 (Single core) Data courtesy Primate Labs

Core i7 970
2,376
Core i7 950
2,085

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core i7 970
1,630,000 MB/s
Core i7 950
137,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Core i7 970
13,330
Core i7 950
8,066

GeekBench (64-bit) Data courtesy Primate Labs

Core i7 970
14,174
Core i7 950
8,868

GeekBench

Core i7 970
14,503
Core i7 950
9,995

PassMark Data courtesy Passmark

Core i7 970
8,447
Core i7 950
5,595

PassMark (Single Core)

Core i7 970
1,391
Core i7 950
1,324

Reviews Word on the street

Specifications Full list of technical specs

summary

Core i7 970  vs
950 
Clock speed 3.2 GHz 3.06 GHz
Turbo clock speed 3.46 GHz 3.33 GHz
Cores Hexa core Quad core
Socket type
LGA 1366
Is unlocked No No

features

Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

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

bus

Architecture QPI QPI
Number of links 1 1
Data rate 19,200 MB/s 19,200 MB/s
Transfer rate 4,800 MT/s 4,800 MT/s
Clock speed 2,400 MHz 2,400 MHz

details

Core i7 970  vs
950 
Architecture x86-64 x86-64
Threads 12 8
L2 cache 2 MB 1 MB
L2 cache per core 0.33 MB/core 0.25 MB/core
L3 cache 12 MB 8 MB
L3 cache per core 2 MB/core 2 MB/core
Manufacture process 32 nm 45 nm
Transistor count 1,170,000,000 731,000,000
Max CPUs 1 1
Clock multiplier 24 23
Voltage range 0.8 - 1.38V 0.8 - 1.38V
Operating temperature Unknown - 67.9°C Unknown - 67.9°C

overclocking

Overclock popularity 70 285
Overclock review score 5 4.5
Overclocked clock speed 4.44 GHz 4.25 GHz
Overclocked clock speed (Water) 3.56 GHz 4.2 GHz
PassMark (Overclocked) 4,185.5 3,815.5
Overclocked clock speed (Air) 4.44 GHz 4.25 GHz

power consumption

TDP 130W 130W
Annual home energy cost 50.09 $/year 31.32 $/year
Annual commercial energy cost 144.8 $/year 113.88 $/year
Performance per watt 4.13 pt/W 1.55 pt/W
Typical power consumption 144.07W 105.63W

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1066
DDR3-800
DDR3
Channels Triple Channel Triple Channel
Supports ECC No No
Maximum bandwidth 25,599.99 MB/s 25,599.99 MB/s
Maximum memory size 24,576 MB 24,576 MB
Intel Core i7 970
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Intel Core i7 950
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