CPUBoss Review Our evaluation of L5320 vs E5450 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 E5450 

CPUBoss recommends the Intel Xeon E5450  based on its performance and single-core performance.

See full details

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VS
Front view of Intel Xeon E5450

Intel Xeon E5450

CPUBoss Winner

Differences What are the advantages of each

Front view of Intel Xeon L5320

Reasons to consider the
Intel Xeon L5320

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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 E5450

Reasons to consider the
Intel Xeon E5450

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Much higher clock speed 3 GHz vs 1.86 GHz More than 60% higher clock speed
Much more l2 cache 12 MB vs 8 MB 50% more l2 cache; more data can be stored in the l2 cache for quick access later
Much more l2 cache per core 3 MB/core vs 2 MB/core 50% more l2 cache per core
Much better overclocked clock speed (Air) 3.83 GHz vs 3.08 GHz Around 25% better overclocked clock speed (Air)
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 (Water) 4.1 GHz vs 3.29 GHz Around 25% better overclocked clock speed (Water)
Newer Nov, 2007 vs Mar, 2007 Release date 8 months later

Benchmarks Real world tests of Xeon L5320 vs E5450

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon L5320
6,721
Xeon E5450
6,390

GeekBench 3 (Single core) Data courtesy Primate Labs

Xeon L5320
996.5
Xeon E5450
1,619

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon L5320
75.1 MB/s
Xeon E5450
128,600 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Xeon L5320
3,119
Xeon E5450
5,457

GeekBench

Xeon L5320
3,119
Xeon E5450
6,298

PassMark Data courtesy Passmark

Xeon L5320
2,135
Xeon E5450
4,244

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon L5320  vs
E5450 
Clock speed 1.86 GHz 3 GHz
Cores Quad core Quad core
Socket type
LGA 771

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
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 2.1 pt/W
Typical power consumption 40.63W 65W

bus

Architecture FSB FSB
Number of links 1 1
Clock speed 1,066 MHz 1,333 MHz

details

Xeon L5320  vs
E5450 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 8 MB 12 MB
L2 cache per core 2 MB/core 3 MB/core
Manufacture process 65 nm 45 nm
Transistor count 582,000,000 820,000,000
Max CPUs 2 2
Clock multiplier 7 9
Voltage range 1.1 - 1.25V 0.85 - 1.35V
Operating temperature Unknown - 60°C Unknown - 67°C

overclocking

Overclocked clock speed 3.08 GHz 3.83 GHz
Overclocked clock speed (Water) 3.29 GHz 4.1 GHz
Overclocked clock speed (Air) 3.08 GHz 3.83 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 E5450
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