	Much higher clock speed 3.33 GHz		Much better overclocked clock speed (Air) 4.51 GHz
	Much better overclocked clock speed (Water) 4.67 GHz		Newer Sep, 2008

summary	Xeon X5470	X5450
Clock speed	3.33 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	120W	120W
Annual home energy cost	28.91 $/year	28.91 $/year
Annual commercial energy cost	105.12 $/year	105.12 $/year
Performance per watt	1.75 pt/W	1.46 pt/W
Typical power consumption	97.5W	97.5W
bus
Architecture	FSB	FSB
Number of links	1	1
Clock speed	1,333 MHz	1,333 MHz

details	Xeon X5470	X5450
Architecture	x86-64	x86-64
Threads	4	4
L2 cache	12 MB	12 MB
L2 cache per core	3 MB/core	3 MB/core
Manufacture process	45 nm	45 nm
Transistor count	820,000,000	820,000,000
Max CPUs	2	2
Clock multiplier	10	9
Voltage range	0.85 - 1.35V	0.85 - 1.35V
Operating temperature	Unknown - 63°C	Unknown - 63°C
overclocking
Overclocked clock speed	4.51 GHz	4.07 GHz
Overclocked clock speed (Water)	4.67 GHz	3 GHz
PassMark (Overclocked)	1,679.1	2,567.6
Overclocked clock speed (Air)	4.51 GHz	4.07 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 X5470 vs X5450

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