Product comparison · 2 cpus

Acer Intel Xeon E5645 2,40 GHz vs Acer Intel Xeon X5650

24specifications compared
7differ
17identical
8known for one product only

Key differences

Processor model
- Intel Xeon E5645 2,40 GHz:E5645
- Intel Xeon X5650:X5650
Processor base frequency
- Intel Xeon E5645 2,40 GHz:2.4 GHz
- Intel Xeon X5650:2.66 GHz
System bus rate
- Intel Xeon E5645 2,40 GHz:5.86 GT/s
- Intel Xeon X5650:6.4 GT/s
Processor boost frequency
- Intel Xeon E5645 2,40 GHz:2.67 GHz
- Intel Xeon X5650:3.06 GHz
Thermal Design Power (TDP)
- Intel Xeon E5645 2,40 GHz:80 W
- Intel Xeon X5650:95 W
VID Voltage Range
- Intel Xeon E5645 2,40 GHz:0.75 - 1.35 V
- Intel Xeon X5650:0.750 - 1.350 V
CPU multiplier (bus/core ratio)
- Intel Xeon E5645 2,40 GHz:18
- Intel Xeon X5650:20

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5645 2,40 GHz, Intel Xeon X5650
32 specifications	A Acer Intel Xeon E5645 2,40 GHz View product	B Acer Intel Xeon X5650 View product
Processor7 differ
Processor family	Intel® Xeon® 5000 Sequence	Intel® Xeon® 5000 Sequence
Processor modelDiffers	E5645	X5650
Processor base frequencyDiffers	2.4 GHz	2.66 GHz
Processor cores	6	6
Processor socket	Socket B (LGA 1366)	Socket B (LGA 1366)
Processor lithography	32 nm	32 nm
Package typeKnown for one	Unknown — not stated by the source	Tray
Component for	Server/workstation	Server/workstation
Processor threads	12	12
System bus rateDiffers	5.86 GT/s	6.4 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyDiffers	2.67 GHz	3.06 GHz
Processor cache	12 MB	12 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)Differs	80 W	95 W
VID Voltage RangeDiffers	0.75 - 1.35 V	0.750 - 1.350 V
Stepping	B1	B1
CPU multiplier (bus/core ratio)Differs	18	20
Memory bandwidth supported by processor (max)	32 GB/s	32 GB/s
Processor system type	DP	DP
Processor codeKnown for one	Unknown — not stated by the source	SLBV3
Memoryidentical
Maximum internal memory supported by processor	288 GB	288 GB
Memory clock speeds supported by processor	800,1066,1333 MHz	800,1066,1333 MHz
Memory channels	Triple-channel	Triple-channel
ECC	Yes	Yes
Featuresidentical
Market segment	Server	Server
Operational conditionsidentical
Maximum operating temperatureKnown for one	Unknown — not stated by the source	81.3 °C
Weight & dimensionsidentical
Package dimensions (WxDxH)Known for one	Unknown — not stated by the source	42.5 x 42.5 x 45 mm
Other featuresidentical
On-board memory controllerKnown for one	Unknown — not stated by the source	Yes
Temperature (max)Known for one	76.2 °C	Unknown — not stated by the source
Processor special featuresidentical
Intel Virtualization Technology (VT-x)Known for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Yes	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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