Product comparison · 2 cpus

Acer Intel Xeon E5620 vs Acer Intel Xeon E5645 2,40 GHz

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

Key differences

Processor model
- Intel Xeon E5620:E5620
- Intel Xeon E5645 2,40 GHz:E5645
Processor cores
- Intel Xeon E5620:4
- Intel Xeon E5645 2,40 GHz:6
Processor threads
- Intel Xeon E5620:8
- Intel Xeon E5645 2,40 GHz:12
Processor boost frequency
- Intel Xeon E5620:2.66 GHz
- Intel Xeon E5645 2,40 GHz:2.67 GHz
VID Voltage Range
- Intel Xeon E5620:0.750 - 1.350 V
- Intel Xeon E5645 2,40 GHz:0.75 - 1.35 V
Memory bandwidth supported by processor (max)
- Intel Xeon E5620:25.6 GB/s
- Intel Xeon E5645 2,40 GHz:32 GB/s
Memory clock speeds supported by processor
- Intel Xeon E5620:800,1066 MHz
- Intel Xeon E5645 2,40 GHz:800,1066,1333 MHz

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5620, Intel Xeon E5645 2,40 GHz
32 specifications	A Acer Intel Xeon E5620 View product	B Acer Intel Xeon E5645 2,40 GHz View product
Processor6 differ
Processor family	Intel® Xeon® 5000 Sequence	Intel® Xeon® 5000 Sequence
Processor modelDiffers	E5620	E5645
Processor base frequency	2.4 GHz	2.4 GHz
Processor coresDiffers	4	6
Processor socket	Socket B (LGA 1366)	Socket B (LGA 1366)
Processor lithography	32 nm	32 nm
Package typeKnown for one	Tray	Unknown — not stated by the source
Component for	Server/workstation	Server/workstation
Processor threadsDiffers	8	12
System bus rate	5.86 GT/s	5.86 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyDiffers	2.66 GHz	2.67 GHz
Processor cache	12 MB	12 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)	80 W	80 W
VID Voltage RangeDiffers	0.750 - 1.350 V	0.75 - 1.35 V
Stepping	B1	B1
CPU multiplier (bus/core ratio)	18	18
Memory bandwidth supported by processor (max)Differs	25.6 GB/s	32 GB/s
Processor system type	DP	DP
Processor codeKnown for one	SLBV4	Unknown — not stated by the source
Memory1 differ
Maximum internal memory supported by processor	288 GB	288 GB
Memory clock speeds supported by processorDiffers	800,1066 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	77.6 °C	Unknown — not stated by the source
Weight & dimensionsidentical
Package dimensions (WxDxH)Known for one	42.5 x 425.5 x 45 mm	Unknown — not stated by the source
Other featuresidentical
On-board memory controllerKnown for one	Yes	Unknown — not stated by the source
Temperature (max)Known for one	Unknown — not stated by the source	76.2 °C
Processor special featuresidentical
Intel Virtualization Technology (VT-x)Known for one	Unknown — not stated by the source	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Unknown — not stated by the source	Yes

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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