CPUBoss Review Our evaluation of L5520 vs 2376 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

5.2

CPUBoss Score

Combination of all six facets

Winner
Intel Xeon L5520 

CPUBoss recommends the Intel Xeon L5520  based on its performance and cost to run.

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VS

Differences What are the advantages of each

Front view of Intel Xeon L5520

Reasons to consider the
Intel Xeon L5520

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More l3 cache 8 MB vs 6 MB Around 35% more l3 cache; more data can be stored in the l3 cache for quick access later
Much better overclocked clock speed (Air) 3.42 GHz vs 2.3 GHz Around 50% better overclocked clock speed (Air)
More threads 8 vs 4 Twice as many threads
Much better overclocked clock speed (Water) 4.08 GHz vs 2.3 GHz Around 80% better overclocked clock speed (Water)
Lower typical power consumption 48.75W vs 60.94W 20% lower typical power consumption
More l3 cache per core 2 MB/core vs 1.5 MB/core Around 35% more l3 cache per core
Lower annual commercial energy cost 52.56 $/year vs 65.7 $/year 20% lower annual commercial energy cost
Lower annual home energy cost 14.45 $/year vs 18.07 $/year Around 20% lower annual home energy cost
Newer Mar, 2009 vs Nov, 2008 Release date 4 months later
Front view of AMD Opteron 2376

Reasons to consider the
AMD Opteron 2376

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Much 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
Slightly higher clock speed 2.3 GHz vs 2.26 GHz Almost the same
Much more l2 cache per core 0.5 MB/core vs 0.25 MB/core 2x more l2 cache per core

Benchmarks Real world tests of Xeon L5520 vs Opteron 2376

PassMark Data courtesy Passmark

Xeon L5520
4,387
Opteron 2376
2,283

Specifications Full list of technical specs

summary

Xeon L5520  vs
Opteron 2376 
Clock speed 2.26 GHz 2.3 GHz
Cores Quad core Quad core
Socket type
LGA 1366
F

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE3
SSE
SSE4.1
SSE4.2
3DNow!
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 60W 75W
Annual home energy cost 14.45 $/year 18.07 $/year
Annual commercial energy cost 52.56 $/year 65.7 $/year
Performance per watt 2.66 pt/W 1.24 pt/W
Typical power consumption 48.75W 60.94W

bus

Clock speed 2,930 MHz 2,000 MHz

details

Xeon L5520  vs
Opteron 2376 
Threads 8 4
L2 cache 1 MB 2 MB
L2 cache per core 0.25 MB/core 0.5 MB/core
L3 cache 8 MB 6 MB
L3 cache per core 2 MB/core 1.5 MB/core
Manufacture process 45 nm 45 nm
Max CPUs 2 2
Clock multiplier 17 11
Voltage range 0.75 - 1.35V 1.3 - UnknownV
Operating temperature Unknown - 70°C 0 - 55°C

overclocking

Overclocked clock speed 3.42 GHz 2.3 GHz
Overclocked clock speed (Water) 4.08 GHz 2.3 GHz
Overclocked clock speed (Air) 3.42 GHz 2.3 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
Intel Xeon L5520
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AMD Opteron 2376
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