CPUBoss Review Our evaluation of L5320 vs E5540 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 E5540 

CPUBoss recommends the Intel Xeon E5540  based on its performance and single-core performance.

See full details

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VS

Differences What are the advantages of each

Front view of Intel Xeon L5320

Reasons to consider the
Intel Xeon L5320

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Much more l2 cache 8 MB vs 1 MB 8x more l2 cache; more data can be stored in the l2 cache for quick access later
Much more l2 cache per core 2 MB/core vs 0.25 MB/core 8x more l2 cache per core
Significantly lower typical power consumption 40.63W vs 65W Around 40% lower typical power consumption
Significantly lower annual commercial energy cost 43.8 $/year vs 70.08 $/year Around 40% lower annual commercial energy cost
Significantly lower annual home energy cost 12.04 $/year vs 19.27 $/year More than 35% lower annual home energy cost
Front view of Intel Xeon E5540

Reasons to consider the
Intel Xeon E5540

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Much higher clock speed 2.53 GHz vs 1.86 GHz More than 35% higher clock speed
More threads 8 vs 4 Twice as many threads
Newer manufacturing process 45 nm vs 65 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better overclocked clock speed (Air) 3.57 GHz vs 3.08 GHz More than 15% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 4.45 GHz vs 3.29 GHz More than 35% better overclocked clock speed (Water)
Newer Mar, 2009 vs Mar, 2007 Release date over 2 years later

Benchmarks Real world tests of Xeon L5320 vs E5540

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon L5320
6,721
Xeon E5540
8,617

GeekBench 3 (Single core) Data courtesy Primate Labs

Xeon L5320
996.5
Xeon E5540
1,679

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon L5320
75.1 MB/s
Xeon E5540
112,700 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Xeon L5320
3,119
Xeon E5540
7,362

GeekBench

Xeon L5320
3,119
Xeon E5540
8,085

PassMark Data courtesy Passmark

Xeon L5320
2,135
Xeon E5540
4,857

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon L5320  vs
E5540 
Clock speed 1.86 GHz 2.53 GHz
Cores Quad core Quad core
Socket type
LGA 771
LGA 1366

features

Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 50W 80W
Annual home energy cost 12.04 $/year 19.27 $/year
Annual commercial energy cost 43.8 $/year 70.08 $/year
Performance per watt 1.7 pt/W 2.24 pt/W
Typical power consumption 40.63W 65W

bus

Architecture FSB QPI
Number of links 1 2
Clock speed 1,066 MHz 2,930 MHz

details

Xeon L5320  vs
E5540 
Architecture x86-64 x86-64
Threads 4 8
L2 cache 8 MB 1 MB
L2 cache per core 2 MB/core 0.25 MB/core
Manufacture process 65 nm 45 nm
Transistor count 582,000,000 731,000,000
Max CPUs 2 2
Clock multiplier 7 19
Voltage range 1.1 - 1.25V 0.75 - 1.35V
Operating temperature Unknown - 60°C Unknown - 76°C

overclocking

Overclocked clock speed 3.08 GHz 3.57 GHz
Overclocked clock speed (Water) 3.29 GHz 4.45 GHz
Overclocked clock speed (Air) 3.08 GHz 3.57 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 L5320
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Intel Xeon E5540
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