CPUBoss Review Our evaluation of X3430 vs 540


Benchmark performance using all cores

Passmark and GeekBench

Single-core Performance

Individual core benchmark performance

Passmark (Single Core)

Power Consumption

How much power does the processor require?



Performance Per Dollar

CPUBoss Score

Performance, Single-core Performance, Power Consumption and Value

Intel Xeon X3430 

CPUBoss recommends the Intel Xeon X3430  based on its .

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Intel Xeon X3430

CPUBoss Winner
Front view of Intel Xeon X3430

Differences What are the advantages of each

Front view of Intel Xeon X3430

Reasons to consider the
Intel Xeon X3430

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Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Lower typical power consumption 77.19W vs 94.68W Around 20% lower typical power consumption
More cores 4 vs 2 Twice as many cores; run more applications at once
Slightly better PassMark (Single core) score 949 vs 779 More than 20% better PassMark (Single core) score
Slightly better geekbench (32-bit) score 5,207 vs 3,934 More than 30% better geekbench (32-bit) score
Lower annual home energy cost 22.89 $/year vs 35.75 $/year More than 35% lower annual home energy cost
Front view of Intel Core i3 540

Reasons to consider the
Intel Core i3 540

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Is hyperthreaded Yes vs No Somewhat common; Maximizes usage of each CPU core
Higher clock speed 3.06 GHz vs 2.4 GHz Around 30% higher clock speed
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Newer manufacturing process 32 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Better overclocked clock speed (Air) 4.5 GHz vs 3.3 GHz More than 35% better overclocked clock speed (Air)
Better performance per dollar 7.18 pt/$ vs 6.06 pt/$ Around 20% better performance per dollar
Better overclocked clock speed (Water) 3.07 GHz vs 2.4 GHz Around 30% better overclocked clock speed (Water)
Newer Jan, 2010 vs Sep, 2009 Release date 3 months later

Benchmarks Real world tests of Xeon X3430 vs Core i3 540

GeekBench (32-bit)

Xeon X3430
Core i3 540


Xeon X3430
Core i3 540


Xeon X3430
Core i3 540

Passmark (Single Core)

Specifications Full list of technical specs


Xeon X3430  vs
Core i3 540 
Clock speed 2.4 GHz 3.06 GHz
Cores Quad core Dual core
Socket type
LGA 1156
Is hyperthreaded No Yes


Has a NX bit Yes Yes
Supports trusted computing Yes No
Has virtualization support Yes Yes
Instruction set extensions
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 95W 73W
Annual home energy cost 22.89 $/year 35.75 $/year
Annual commercial energy cost 83.22 $/year 91.1 $/year
Performance per watt 5.29 pt/W 4.02 pt/W
Typical power consumption 77.19W 94.68W


Architecture DMI DMI
Number of links 1 1
Transfer rate 2,500 MT/s 2,500 MT/s


Xeon X3430  vs
Core i3 540 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 1 MB 1 MB
L2 cache per core 0.25 MB/core 0.5 MB/core
L3 cache 8 MB 4 MB
L3 cache per core 2 MB/core 2 MB/core
Manufacture process 45 nm 32 nm
Transistor count 774,000,000 382,000,000
Max CPUs 1 1
Clock multiplier 18 23
Voltage range 0.65 - 1.4V 0.65 - 1.4V
Operating temperature Unknown - 72.7°C Unknown - 72.6°C


Overclocked clock speed 3.3 GHz 4.5 GHz
Overclocked clock speed (Water) 2.4 GHz 3.07 GHz
Overclocked clock speed (Air) 3.3 GHz 4.5 GHz

integrated graphics

Label N/A Intel® HD Graphics
Number of displays supported N/A 2
GPU clock speed N/A 733 MHz

memory controller

Memory controller Built-in Built-in
Memory type
Channels Dual Channel Dual Channel
Maximum bandwidth 21,333.32 MB/s 21,333.32 MB/s
Maximum memory size 32,768 MB 16,384 MB
Intel Xeon X3430
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Intel Core i3 540
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