CPUBoss Review Our evaluation of E7450 vs 6276 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

5.3

CPUBoss Score

Combination of all six facets

Winner
Intel Xeon E7450 

CPUBoss recommends the Intel Xeon E7450  based on its cost to run.

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VS

Differences What are the advantages of each

Front view of Intel Xeon E7450

Reasons to consider the
Intel Xeon E7450

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Supports more CPUs in SMP configuration 32 vs 4 28 supports more CPUs in SMP configuration
Higher clock speed 2.4 GHz vs 2.3 GHz Around 5% higher clock speed
Much more l2 cache per core 1.5 MB/core vs 1 MB/core 50% more l2 cache per core
Lower typical power consumption 73.13W vs 93.44W More than 20% lower typical power consumption
Much more l3 cache per core 2 MB/core vs 1 MB/core 2x more l3 cache per core
Lower annual commercial energy cost 78.84 $/year vs 100.74 $/year More than 20% lower annual commercial energy cost
Lower annual home energy cost 21.68 $/year vs 27.7 $/year More than 20% lower annual home energy cost
Front view of AMD Opteron 6276

Reasons to consider the
AMD Opteron 6276

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Much more l2 cache 16 MB vs 9 MB Around 80% more l2 cache; more data can be stored in the l2 cache for quick access later
Much more l3 cache 16 MB vs 12 MB Around 35% more l3 cache; more data can be stored in the l3 cache for quick access later
More threads 16 vs 6 10 more threads
Much better performance per watt 6.03 pt/W vs 2.33 pt/W More than 2.5x better performance per watt
Much better overclocked clock speed (Air) 3.72 GHz vs 2.59 GHz Around 45% better overclocked clock speed (Air)
Newer manufacturing process 32 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Newer Nov, 2011 vs Sep, 2008 Release date over 3 years later
Significantly better overclocked clock speed (Water) 2.6 GHz vs 2.4 GHz Around 10% better overclocked clock speed (Water)

Benchmarks Real world tests of Xeon E7450 vs Opteron 6276

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon E7450
18,532.5
Opteron 6276
22,325

GeekBench 3 (Single core) Data courtesy Primate Labs

Xeon E7450
1,070.5
Opteron 6276
1,264

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon E7450
86.3 MB/s
Opteron 6276
1,320,000 MB/s

Specifications Full list of technical specs

summary

Xeon E7450  vs
Opteron 6276 
Clock speed 2.4 GHz 2.3 GHz
Cores Hexa core 16 core
Socket type
604
G34

features

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

power consumption

TDP 90W 115W
Annual home energy cost 21.68 $/year 27.7 $/year
Annual commercial energy cost 78.84 $/year 100.74 $/year
Performance per watt 2.33 pt/W 6.03 pt/W
Typical power consumption 73.13W 93.44W

bus

Architecture FSB HyperTransport 3.0
Number of links 1 4
Clock speed 1,066 MHz 3,200 MHz

details

Xeon E7450  vs
Opteron 6276 
Threads 6 16
L2 cache 9 MB 16 MB
L2 cache per core 1.5 MB/core 1 MB/core
L3 cache 12 MB 16 MB
L3 cache per core 2 MB/core 1 MB/core
Manufacture process 45 nm 32 nm
Max CPUs 32 4
Clock multiplier 9 16
Operating temperature Unknown - 68°C Unknown - 55°C

overclocking

Overclocked clock speed 2.59 GHz 3.72 GHz
Overclocked clock speed (Water) 2.4 GHz 2.6 GHz
Overclocked clock speed (Air) 2.59 GHz 3.72 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
Intel Xeon E7450
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AMD Opteron 6276
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