CPUBoss Review Our evaluation of 950 vs 4555M among all CPUs

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

Sky Diver and Cloud Gate

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?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

7.7

CPUBoss Score

Combination of all six facets

Winner
Intel Core i7 950 

CPUBoss recommends the Intel Core i7 950  based on its performance and single-core performance.

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VS

Differences What are the advantages of each

Front view of Intel Core i7 950

Reasons to consider the
Intel Core i7 950

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Significantly higher clock speed 3.06 GHz vs 1.6 GHz More than 90% higher clock speed
Significantly higher turbo clock speed 3.33 GHz vs 2.4 GHz Around 40% higher turbo clock speed
Much better geekbench 2 (64-bit) score 8,868 vs 3,116 More than 2.8x better geekbench 2 (64-bit) score
Much better 3DMark06 CPU score 5,143 vs 1,876.5 Around 2.8x better 3DMark06 CPU score
Significantly better PassMark score 5,639 vs 2,121 Around 2.8x better PassMark score
Significantly better geekbench 2 (32-bit) score 8,066 vs 2,459 More than 3.2x better geekbench 2 (32-bit) score
Better overclocked clock speed (Air) 4.26 GHz vs 2.4 GHz More than 75% better overclocked clock speed (Air)
More threads 8 vs 4 Twice as many threads
Significantly better overclocked clock speed (Water) 4.06 GHz vs 1.6 GHz More than 2.5x better overclocked clock speed (Water)
Front view of AMD A8 4555M

Reasons to consider the
AMD A8 4555M

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Much newer manufacturing process 32 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much lower typical power consumption 15.44W vs 105.63W 6.8x lower typical power consumption
Much higher Maximum operating temperature 100 °C vs 67.9 °C More than 45% higher Maximum operating temperature
Better geekbench 3 AES single core score 1,140,000 MB/s vs 137,000 MB/s More than 8.2x better geekbench 3 AES single core score
Newer Sep, 2012 vs Jun, 2009 Release date over 3 years later
Much lower annual home energy cost 4.58 $/year vs 31.32 $/year 6.8x lower annual home energy cost
Much lower annual commercial energy cost 16.64 $/year vs 113.88 $/year 6.8x lower annual commercial energy cost
Better performance per watt 15.6 pt/W vs 1.87 pt/W More than 8.2x better performance per watt

Benchmarks Real world tests of Core i7 950 vs A8 4555M

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Core i7 950
8,385
A8 4555M
2,536

GeekBench 3 (Single core) Data courtesy Primate Labs

Core i7 950
2,085
A8 4555M
973

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core i7 950
137,000 MB/s
A8 4555M
1,140,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Core i7 950
8,066
A8 4555M
2,459

GeekBench (64-bit) Data courtesy Primate Labs

Core i7 950
8,868
A8 4555M
3,116

GeekBench

Core i7 950
9,995
A8 4555M
3,116

PassMark Data courtesy Passmark

Core i7 950
5,639
A8 4555M
2,121

PassMark (Single Core)

Core i7 950
1,318
A8 4555M
767

Specifications Full list of technical specs

summary

Core i7 950  vs
A8 4555M 
Clock speed 3.06 GHz 1.6 GHz
Turbo clock speed 3.33 GHz 2.4 GHz
Cores Quad core Quad core
Is unlocked No No

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
AVX 1.1
SSE2
F16C
MMX
SSE4
XOP
AVX
SSE3
SSE
CLMUL
AMD64
SSE4.1
FMA4
FMA3
SSE4.2
CVT16
AMD-V
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 130W 19W
Annual home energy cost 31.32 $/year 4.58 $/year
Annual commercial energy cost 113.88 $/year 16.64 $/year
Performance per watt 1.87 pt/W 15.6 pt/W
Typical power consumption 105.63W 15.44W

details

Core i7 950  vs
A8 4555M 
Threads 8 4
L2 cache 1 MB 4 MB
L2 cache per core 0.25 MB/core 1 MB/core
L3 cache 8 MB 0 MB
L3 cache per core 2 MB/core 0 MB/core
Manufacture process 45 nm 32 nm
Transistor count 731,000,000 1,303,000,000
Max CPUs 1 1
Clock multiplier 23 16
Operating temperature Unknown - 67.9°C Unknown - 100°C

overclocking

Overclocked clock speed 4.26 GHz 2.4 GHz
Overclocked clock speed (Water) 4.06 GHz 1.6 GHz
Overclocked clock speed (Air) 4.26 GHz 2.4 GHz

integrated graphics

GPU None GPU
Label N/A Radeon™ HD 7600G
Latest DirectX N/A 11.0
GPU clock speed N/A 320 MHz
Turbo clock speed N/A 424 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1333
DDR3-1066
DDR3-800
DDR3
Channels Triple Channel Dual Channel
Maximum bandwidth 25,599.99 MB/s 21,333.32 MB/s
Intel Core i7 950
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AMD A8 4555M
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