CPUBoss Review Our evaluation of E5-4650 vs 6282 SE 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

5.1

CPUBoss Score

Combination of all six facets

Winner
Intel Xeon E5-4650 

CPUBoss recommends the Intel Xeon E5-4650  based on its single-core performance and cost to run.

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VS

Differences What are the advantages of each

Front view of Intel Xeon E5-4650

Reasons to consider the
Intel Xeon E5-4650

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Much better PassMark (Single core) score 1,483 vs 901 Around 65% better PassMark (Single core) score
Much more l3 cache 20 MB vs 16 MB 25% more l3 cache; more data can be stored in the l3 cache for quick access later
Higher clock speed 2.7 GHz vs 2.6 GHz Around 5% higher clock speed
Much more l3 cache per core 2.5 MB/core vs 1 MB/core 2.5x more l3 cache per core
Lower typical power consumption 105.63W vs 113.75W More than 5% lower typical power consumption
Better overclocked clock speed (Water) 2.7 GHz vs 2.6 GHz Around 5% better overclocked clock speed (Water)
Lower annual commercial energy cost 113.88 $/year vs 122.64 $/year More than 5% lower annual commercial energy cost
Lower annual home energy cost 31.32 $/year vs 33.73 $/year More than 5% lower annual home energy cost
Newer May, 2012 vs Nov, 2011 Release date 6 months later
Front view of AMD Opteron 6282 SE

Reasons to consider the
AMD Opteron 6282 SE

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Much more l2 cache 16 MB vs 2 MB 8x more l2 cache; more data can be stored in the l2 cache for quick access later
Much more l2 cache per core 1 MB/core vs 0.25 MB/core 4x more l2 cache per core
Better overclocked clock speed (Air) 3 GHz vs 2.94 GHz Almost the same

Benchmarks Real world tests of Xeon E5-4650 vs Opteron 6282 SE

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon E5-4650  vs
Opteron 6282 SE 
Clock speed 2.7 GHz 2.6 GHz
Turbo clock speed 3.3 GHz 3.3 GHz
Cores Octa core 16 core
Socket type
LGA 2011
G34

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES

power consumption

TDP 130W 140W
Annual home energy cost 31.32 $/year 33.73 $/year
Annual commercial energy cost 113.88 $/year 122.64 $/year
Performance per watt 2.52 pt/W 4.03 pt/W
Typical power consumption 105.63W 113.75W

bus

Architecture QPI HyperTransport 3.0
Number of links 2 4
Transfer rate 8,000 MT/s 6,400 MT/s
Clock speed 4,000 MHz 3,200 MHz

details

Xeon E5-4650  vs
Opteron 6282 SE 
Threads 16 16
L2 cache 2 MB 16 MB
L2 cache per core 0.25 MB/core 1 MB/core
L3 cache 20 MB 16 MB
L3 cache per core 2.5 MB/core 1 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 4 4

overclocking

Overclocked clock speed 2.94 GHz 3 GHz
Overclocked clock speed (Water) 2.7 GHz 2.6 GHz
Overclocked clock speed (Air) 2.94 GHz 3 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

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3-1333
DDR3-1066
DDR3
DDR3-800
Intel Xeon E5-4650
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AMD Opteron 6282 SE
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