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
Component for	Server/workstation	Server/workstation
Processor threadsDiffers	12	16
System bus rateDiffers	7.2 GT/s	8 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyDiffers	2.9 GHz	3.4 GHz
Processor cacheDiffers	15 MB	20 MB
Processor cache type	L3	L3
L3 cache speedKnown for one	2.4 GHz	Unknown — not stated by the source
Thermal Design Power (TDP)	95 W	95 W
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
Bus type	QPI	QPI
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 types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processorDiffers	800,1066,1333 MHz	800,1066,1333,1600,1866 MHz
Memory channelsDiffers	Triple-channel	Quad-channel
ECC	Yes	Yes
Graphicsidentical
On-board graphics card	No	No
Features2 differ
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Thermal Monitoring Technologies	Yes	Yes
Market segment	Server	Server
Maximum number of PCI Express lanesDiffers	24	40
PCI Express slots version	3.0	3.0
Supported instruction sets	AVX	AVX
CPU configuration (max)Known for one	2	Unknown — not stated by the source
Embedded options available	No	No
ScalabilityDiffers	S2S	2S
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	Yes
Processor special features1 differ
Enhanced Intel SpeedStep Technology	Yes	Yes
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® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Turbo Boost Technology	Yes	Yes
Intel Demand Based Switching	Yes	Yes
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	Yes	Yes
Intel® vPro™ Platform Eligibility	Yes	Yes
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
Intel® Virtualization Technology (Intel® VT)	VT-d, VT-x	VT-d, VT-x
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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