CPUBoss Review Our evaluation of W3520 vs 2218 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 W3520 

CPUBoss recommends the Intel Xeon W3520  based on its performance and single-core performance.

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VS

Differences What are the advantages of each

Front view of Intel Xeon W3520

Reasons to consider the
Intel Xeon W3520

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Much more l3 cache 8 MB vs 1 MB 8x more l3 cache; more data can be stored in the l3 cache for quick access later
More cores 4 vs 2 Twice as many cores; run more applications at once
Much better overclocked clock speed (Air) 4.38 GHz vs 2.86 GHz Around 55% better overclocked clock speed (Air)
Much newer manufacturing process 45 nm vs 90 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
More threads 8 vs 2 6 more threads
Higher clock speed 2.66 GHz vs 2.6 GHz Almost the same
Much more l3 cache per core 2 MB/core vs 0.5 MB/core 4x more l3 cache per core
Much better overclocked clock speed (Water) 4.46 GHz vs 2.6 GHz More than 70% better overclocked clock speed (Water)
Newer Mar, 2009 vs Aug, 2006 Release date over 2 years later
Front view of AMD Opteron 2218

Reasons to consider the
AMD Opteron 2218

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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
Much more l2 cache per core 1 MB/core vs 0.25 MB/core 4x more l2 cache per core
Significantly lower typical power consumption 77.19W vs 105.63W More than 25% lower typical power consumption
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Significantly lower annual commercial energy cost 83.22 $/year vs 113.88 $/year More than 25% lower annual commercial energy cost
Significantly lower annual home energy cost 22.89 $/year vs 31.32 $/year More than 25% lower annual home energy cost

Benchmarks Real world tests of Xeon W3520 vs Opteron 2218

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon W3520
7,257
Opteron 2218
3,975

GeekBench 3 (Single core) Data courtesy Primate Labs

Xeon W3520
1,935
Opteron 2218
1,129.5

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon W3520
117,600 MB/s
Opteron 2218
112.8 MB/s

PassMark Data courtesy Passmark

Xeon W3520
5,061
Opteron 2218
1,594

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon W3520  vs
Opteron 2218 
Clock speed 2.66 GHz 2.6 GHz
Cores Quad core Dual core
Socket type
LGA 1366
F

features

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

power consumption

TDP 130W 95W
Annual home energy cost 31.32 $/year 22.89 $/year
Annual commercial energy cost 113.88 $/year 83.22 $/year
Performance per watt 1.38 pt/W 0.74 pt/W
Typical power consumption 105.63W 77.19W

details

Xeon W3520  vs
Opteron 2218 
Threads 8 2
L2 cache 1 MB 2 MB
L2 cache per core 0.25 MB/core 1 MB/core
L3 cache 8 MB 1 MB
L3 cache per core 2 MB/core 0.5 MB/core
Manufacture process 45 nm 90 nm
Max CPUs 1 2
Clock multiplier 20 13
Voltage range 0.8 - 1.38V 1.3 - UnknownV
Operating temperature Unknown - 67.9°C 0 - 55°C

overclocking

Overclocked clock speed 4.38 GHz 2.86 GHz
Overclocked clock speed (Water) 4.46 GHz 2.6 GHz
Overclocked clock speed (Air) 4.38 GHz 2.86 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 W3520
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AMD Opteron 2218
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