CPUBoss Review Our evaluation of 8356 vs 4000 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

7.1

CPUBoss Score

Combination of all six facets

Winner
AMD A4 4000 

CPUBoss recommends the AMD A4 4000  based on its .

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VS

Differences What are the advantages of each

Front view of AMD Opteron 8356

Reasons to consider the
AMD Opteron 8356

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Supports more CPUs in SMP configuration 8 vs 1 7 supports more CPUs in SMP configuration
Significantly 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
Much better geekbench 3 Multi-Core score 13,936 vs 2,519 More than 5.5x better geekbench 3 Multi-Core score
More cores 4 vs 2 Twice as many cores; run more applications at once
More threads 4 vs 2 Twice as many threads
Front view of AMD A4 4000

Reasons to consider the
AMD A4 4000

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Much newer manufacturing process 32 nm vs 65 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Higher clock speed 3 GHz vs 2.3 GHz More than 30% higher clock speed
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much better overclocked clock speed (Air) 4.02 GHz vs 2.43 GHz More than 65% better overclocked clock speed (Air)
Better geekbench 3 single core score 1,622 vs 977.5 More than 65% better geekbench 3 single core score
Newer May, 2013 vs Apr, 2008 Release date over 5 years later
Significantly better performance per watt 5.4 pt/W vs 2.16 pt/W Around 2.5x better performance per watt
Higher Maximum operating temperature 70 °C vs 55 °C More than 25% higher Maximum operating temperature
Lower typical power consumption 52.81W vs 60.94W Around 15% lower typical power consumption
Significantly better overclocked clock speed (Water) 3.49 GHz vs 2.3 GHz More than 50% better overclocked clock speed (Water)
Lower annual commercial energy cost 56.94 $/year vs 65.7 $/year Around 15% lower annual commercial energy cost
Lower annual home energy cost 15.66 $/year vs 18.07 $/year Around 15% lower annual home energy cost

Benchmarks Real world tests of Opteron 8356 vs A4 4000

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Opteron 8356
13,936
A4 4000
2,519

GeekBench 3 (Single core) Data courtesy Primate Labs

Opteron 8356
977.5
A4 4000
1,622

GeekBench 3 (AES single core) Data courtesy Primate Labs

Opteron 8356
79.5 MB/s
A4 4000
1,830,000 MB/s

Specifications Full list of technical specs

summary

Opteron 8356  vs
A4 4000 
Clock speed 2.3 GHz 3 GHz
Cores Quad core Dual 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
XOP
AVX
SSE3
SSE
BMI1
AMD64
SSE4.1
FMA4
FMA3
SSE4.2
ABM
CVT16
AMD-V
3DNow!
Supplemental SSE3
AES
TBM
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 75W 65W
Annual home energy cost 18.07 $/year 15.66 $/year
Annual commercial energy cost 65.7 $/year 56.94 $/year
Performance per watt 2.16 pt/W 5.4 pt/W
Typical power consumption 60.94W 52.81W

details

Opteron 8356  vs
A4 4000 
Threads 4 2
L2 cache 2 MB 1 MB
L2 cache per core 0.5 MB/core 0.5 MB/core
Manufacture process 65 nm 32 nm
Max CPUs 8 1
Voltage range 1 - UnknownV 0.8 - 1.45V
Operating temperature 0 - 55°C Unknown - 70°C

overclocking

Overclocked clock speed 2.43 GHz 4.02 GHz
Overclocked clock speed (Water) 2.3 GHz 3.49 GHz
Overclocked clock speed (Air) 2.43 GHz 4.02 GHz

integrated graphics

GPU None GPU
Label N/A Radeon™ HD 7480D
Latest DirectX N/A 11.0
GPU clock speed N/A 720 MHz
AMD Opteron 8356
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AMD A4 4000
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