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Front view of Intel Core i5 2500K

Intel Core i5 2500K

CPUBoss Winner

Differences What are the advantages of each

Front view of Intel Xeon L5430

Reasons to consider the
Intel Xeon L5430

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Much more l2 cache 12 MB vs 1 MB 12x 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 0.25 MB/core 12x more l2 cache per core
Much lower typical power consumption 40.63W vs 112.55W 2.8x lower typical power consumption
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Much lower annual home energy cost 12.04 $/year vs 41.29 $/year 3.4x lower annual home energy cost
Much lower annual commercial energy cost 43.8 $/year vs 110.03 $/year 2.5x lower annual commercial energy cost
Front view of Intel Core i5 2500K

Reasons to consider the
Intel Core i5 2500K

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Much better performance per dollar 4.1 pt/$ vs 0.22 pt/$ Around 18.5x better performance per dollar
Higher clock speed 3.3 GHz vs 2.66 GHz Around 25% higher clock speed
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much newer manufacturing process 32 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better overclocked clock speed (Air) 4.98 GHz vs 3.44 GHz Around 45% better overclocked clock speed (Air)
Significantly better PassMark (Single core) score 1,863 vs 1,146 Around 65% better PassMark (Single core) score
Significantly better performance per watt 6.79 pt/W vs 2.68 pt/W More than 2.5x better performance per watt
Significantly higher Maximum operating temperature 72.6 °C vs 57 °C More than 25% higher Maximum operating temperature
Better PassMark score 6,383 vs 3,819 More than 65% better PassMark score
Newer Jan, 2011 vs Sep, 2008 Release date over 2 years later
Better overclocked clock speed (Water) 4.88 GHz vs 4.1 GHz Around 20% better overclocked clock speed (Water)

Benchmarks Real world tests of Xeon L5430 vs Core i5 2500K

GeekBench 3 (Multi-core) Data courtesy Primate Labs

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon L5430
112.9 MB/s
Core i5 2500K
2,530,000 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon L5430  vs
Core i5 2500K 
Clock speed 2.66 GHz 3.3 GHz
Cores Quad core Quad core
Socket type
LGA 771
LGA 1155

features

Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
EM64T
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 50W 95W
Annual home energy cost 12.04 $/year 41.29 $/year
Annual commercial energy cost 43.8 $/year 110.03 $/year
Performance per watt 2.68 pt/W 6.79 pt/W
Typical power consumption 40.63W 112.55W

bus

Architecture FSB DMI
Number of links 1 1

details

Xeon L5430  vs
Core i5 2500K 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 12 MB 1 MB
L2 cache per core 3 MB/core 0.25 MB/core
Manufacture process 45 nm 32 nm
Transistor count 820,000,000 1,160,000,000
Max CPUs 2 1
Clock multiplier 8 33
Voltage range 0.85 - 1.35V 1.2 - 1.5V
Operating temperature Unknown - 57°C 5 - 72.6°C

overclocking

Overclocked clock speed 3.44 GHz 4.98 GHz
Overclocked clock speed (Water) 4.1 GHz 4.88 GHz
PassMark (Overclocked) 2,201.9 5,433.6
Overclocked clock speed (Air) 3.44 GHz 4.98 GHz

integrated graphics

GPU None GPU
Label N/A Intel® HD Graphics 3000
Latest DirectX N/A 10.1
Number of displays supported N/A 2
GPU clock speed N/A 850 MHz
Turbo clock speed N/A 1,100 MHz
3DMark06 N/A 5,275
Intel Xeon L5430
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Intel Core i5 2500K
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