Product comparison · 2 cpus

Dell Intel Xeon E5-2650 v2 vs Dell Xeon E5540

38specifications compared
18differ
20identical
21known for one product only

Key differences

Processor family
- Intel Xeon E5-2650 v2:Intel® Xeon® E5 V2 Family
- Xeon E5540:Intel® Xeon® 5000 Sequence
Processor model
- Intel Xeon E5-2650 v2:E5-2650V2
- Xeon E5540:E5540
Processor base frequency
- Intel Xeon E5-2650 v2:2.6 GHz
- Xeon E5540:2.53 GHz
Processor cores
- Intel Xeon E5-2650 v2:8
- Xeon E5540:4
Processor socket
- Intel Xeon E5-2650 v2:LGA 2011 (Socket R)
- Xeon E5540:Socket B (LGA 1366)
Processor lithography
- Intel Xeon E5-2650 v2:22 nm
- Xeon E5540:45 nm
Processor threads
- Intel Xeon E5-2650 v2:16
- Xeon E5540:8
System bus rate
- Intel Xeon E5-2650 v2:8 GT/s
- Xeon E5540:5.86 GT/s

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5-2650 v2, Xeon E5540
59 specifications	A Dell Intel Xeon E5-2650 v2 View product	B Dell Xeon E5540 View product
Processor12 differ
Processor familyDiffers	Intel® Xeon® E5 V2 Family	Intel® Xeon® 5000 Sequence
Processor modelDiffers	E5-2650V2	E5540
Processor base frequencyDiffers	2.6 GHz	2.53 GHz
Processor coresDiffers	8	4
Processor socketDiffers	LGA 2011 (Socket R)	Socket B (LGA 1366)
Processor lithographyDiffers	22 nm	45 nm
Processor threadsDiffers	16	8
System bus rateDiffers	8 GT/s	5.86 GT/s
Processor boost frequencyDiffers	3.4 GHz	2.8 GHz
Thermal Design Power (TDP)Differs	95 W	80 W
VID Voltage RangeDiffers	0.6 - 1.30 V	0.75 - 1.35 V
Memory bandwidth supported by processor (max)Differs	59.7 GB/s	25.6 GB/s
Processor cacheKnown for one	Unknown — not stated by the source	8 MB
Processor cache typeKnown for one	Unknown — not stated by the source	L3
L3 cache speedKnown for one	Unknown — not stated by the source	2.53 GHz
SteppingKnown for one	Unknown — not stated by the source	D0
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	19
Memory3 differ
Maximum internal memory supported by processorDiffers	768 GB	144 GB
Memory clock speeds supported by processorDiffers	800,1066,1333,1600,1866 MHz	800,1066 MHz
Memory channelsDiffers	Quad-channel	Triple-channel
Features1 differ
Thermal Monitoring TechnologiesKnown for one	Yes	Unknown — not stated by the source
Maximum number of PCI Express lanesKnown for one	40	Unknown — not stated by the source
PCI Express slots versionKnown for one	3.0	Unknown — not stated by the source
Supported instruction setsKnown for one	AVX	Unknown — not stated by the source
Embedded options availableDiffers	No	Yes
ScalabilityKnown for one	2S	Unknown — not stated by the source
Number of Processing Die TransistorsKnown for one	Unknown — not stated by the source	731 M
Processing Die sizeKnown for one	Unknown — not stated by the source	263 mm²
CPU configuration (max)Known for one	Unknown — not stated by the source	2
Processor special features1 differ
Intel Flex Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Trusted Execution TechnologyDiffers	Yes	No
Intel® AES New Instructions (Intel® AES-NI)Known for one	Yes	Unknown — not stated by the source
Intel® Identity Protection Technology (Intel® IPT)Known for one	No	Unknown — not stated by the source
Intel® Secure KeyKnown for one	Yes	Unknown — not stated by the source
Intel® vPro™ Platform EligibilityKnown for one	Yes	Unknown — not stated by the source
Operational conditions1 differ
TcaseDiffers	75 °C	76 °C
Weight & dimensionsidentical
WidthKnown for one	52.5 mm	Unknown — not stated by the source
DepthKnown for one	51 mm	Unknown — not stated by the source
Processor package sizeKnown for one	Unknown — not stated by the source	42.5 mm

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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