Product comparison · 2 cpus

Dell Xeon E5-2440 vs HP Z820 Xeon E5-2650v2 2.6GHz 1866MHz 8 Core 2nd CPU

44specifications compared
19differ
25identical
13known for one product only

Key differences

Processor family
- Xeon E5-2440:Intel® Xeon® E5 Family
- Z820 Xeon E5-2650v2 2.6GHz 1866MHz 8 Core 2nd CPU:Intel® Xeon® E5 V2 Family
Processor model
- Xeon E5-2440:E5-2440
- Z820 Xeon E5-2650v2 2.6GHz 1866MHz 8 Core 2nd CPU:E5-2650V2
Processor base frequency
- Xeon E5-2440:2.4 GHz
- Z820 Xeon E5-2650v2 2.6GHz 1866MHz 8 Core 2nd CPU:2.6 GHz
Processor cores
- Xeon E5-2440:6
- Z820 Xeon E5-2650v2 2.6GHz 1866MHz 8 Core 2nd CPU:8
Processor socket
- Xeon E5-2440:LGA 1356 (Socket B2)
- Z820 Xeon E5-2650v2 2.6GHz 1866MHz 8 Core 2nd CPU:LGA 2011 (Socket R)
Processor lithography
- Xeon E5-2440:32 nm
- Z820 Xeon E5-2650v2 2.6GHz 1866MHz 8 Core 2nd CPU:22 nm
Processor threads
- Xeon E5-2440:12
- Z820 Xeon E5-2650v2 2.6GHz 1866MHz 8 Core 2nd CPU:16
System bus rate
- Xeon E5-2440:7.2 GT/s
- Z820 Xeon E5-2650v2 2.6GHz 1866MHz 8 Core 2nd CPU:8 GT/s

Side by side

Differences highlightedShow differences only

Comparison of Xeon E5-2440, Z820 Xeon E5-2650v2 2.6GHz 1866MHz 8 Core 2nd CPU
57 specifications	A Dell Xeon E5-2440 View product	B HP Z820 Xeon E5-2650v2 2.6GHz 1866MHz 8 Core 2nd CPU View product
Processor13 differ
Processor familyDiffers	Intel® Xeon® E5 Family	Intel® Xeon® E5 V2 Family
Processor modelDiffers	E5-2440	E5-2650V2
Processor base frequencyDiffers	2.4 GHz	2.6 GHz
Processor coresDiffers	6	8
Processor socketDiffers	LGA 1356 (Socket B2)	LGA 2011 (Socket R)
Processor lithographyDiffers	32 nm	22 nm
Processor threadsDiffers	12	16
System bus rateDiffers	7.2 GT/s	8 GT/s
Processor boost frequencyDiffers	2.9 GHz	3.4 GHz
Processor cacheDiffers	15 MB	20 MB
L3 cache speedKnown for one	2.4 GHz	Unknown — not stated by the source
VID Voltage RangeDiffers	0.6 - 1.35 V	0.6 - 1.30 V
Compatible chipsetsKnown for one	Intel® C602, Intel® C602J, Intel® C604, Intel® C606, Intel C608	Unknown — not stated by the source
SteppingKnown for one	C2	Unknown — not stated by the source
Number of QPI linksDiffers	1	2
Memory bandwidth supported by processor (max)Differs	32 GB/s	59.7 GB/s
Memory3 differ
Maximum internal memory supported by processorDiffers	384 GB	768 GB
Memory clock speeds supported by processorDiffers	800,1066,1333 MHz	800,1066,1333,1600,1866 MHz
Memory channelsDiffers	Triple-channel	Quad-channel
Features2 differ
Maximum number of PCI Express lanesDiffers	24	40
CPU configuration (max)Known for one	2	Unknown — not stated by the source
ScalabilityDiffers	S2S	2S
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	Yes
Processor special features1 differ
Intel Fast Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel Flex Memory AccessDiffers	Yes	No
Intel QuickPath InterconnectKnown for one	Yes	Unknown — not stated by the source
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	No
Intel® Secure KeyKnown for one	Unknown — not stated by the source	Yes
Weight & dimensionsidentical
Processor package sizeKnown for one	45 mm	Unknown — not stated by the source
Other featuresidentical
CompatibilityKnown for one	DELL PowerEdge R420, DX6104 CSN, DX6104 SN	Unknown — not stated by the source
Operational conditionsidentical
TcaseKnown for one	Unknown — not stated by the source	75 °C

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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