Product comparison · 2 cpus

HP Intel Core i7-2670QM vs NEC Intel Xeon E5640

35specifications compared
19differ
16identical
34known for one product only

Key differences

The NEC Intel Xeon E5640 has 0.46 GHz more processor base frequency than the HP Intel Core i7-2670QM (2.66 GHz vs 2.2 GHz). The NEC Intel Xeon E5640 has 0.86 GT/s more system bus rate than the HP Intel Core i7-2670QM (5.86 GT/s vs 5 GT/s). The HP Intel Core i7-2670QM has 0.17 GHz more processor boost frequency than the NEC Intel Xeon E5640 (3.1 GHz vs 2.93 GHz). Only the NEC Intel Xeon E5640 has ECC. Only the HP Intel Core i7-2670QM has on-board graphics card.

Processor family
- Intel Core i7-2670QM:Intel® Core™ i7
- Intel Xeon E5640:Intel® Xeon® 5000 Sequence
Processor model
- Intel Core i7-2670QM:i7-2670QM
- Intel Xeon E5640:E5640
Processor base frequency
- Intel Core i7-2670QM:2.2 GHz
- Intel Xeon E5640:2.66 GHz
Processor socket
- Intel Core i7-2670QM:PGA988
- Intel Xeon E5640:Socket B (LGA 1366)
System bus rate
- Intel Core i7-2670QM:5 GT/s
- Intel Xeon E5640:5.86 GT/s
Processor boost frequency
- Intel Core i7-2670QM:3.1 GHz
- Intel Xeon E5640:2.93 GHz
Processor cache
- Intel Core i7-2670QM:6 MB
- Intel Xeon E5640:12 MB
Thermal Design Power (TDP)
- Intel Core i7-2670QM:45 W
- Intel Xeon E5640:80 W

Side by side

Differences highlightedShow differences only

Comparison of Intel Core i7-2670QM, Intel Xeon E5640
69 specifications	A HP Intel Core i7-2670QM View product	B NEC Intel Xeon E5640 View product
Processor10 differ
Processor familyDiffers	Intel® Core™ i7	Intel® Xeon® 5000 Sequence
Processor generationKnown for one	2nd gen Intel® Core™ i7	Unknown — not stated by the source
Processor modelDiffers	i7-2670QM	E5640
Processor base frequencyDiffers	2.2 GHz	2.66 GHz
Processor socketDiffers	PGA988	Socket B (LGA 1366)
Package typeKnown for one	Tray	Unknown — not stated by the source
System bus rateDiffers	5 GT/s	5.86 GT/s
Processor boost frequencyDiffers	3.1 GHz	2.93 GHz
Processor cacheDiffers	6 MB	12 MB
Thermal Design Power (TDP)Differs	45 W	80 W
SteppingDiffers	D2	B1
Memory bandwidth supported by processor (max)Differs	21.3 GB/s	25.6 GB/s
Component forKnown for one	Unknown — not stated by the source	Server/workstation
VID Voltage RangeKnown for one	Unknown — not stated by the source	0.75 - 1.35 V
Bus typeKnown for one	Unknown — not stated by the source	QPI
Number of QPI linksKnown for one	Unknown — not stated by the source	2
Memory4 differ
Maximum internal memory supported by processorDiffers	32 GB	288 GB
Memory clock speeds supported by processorDiffers	1066,1333 MHz	800,1066 MHz
Memory channelsDiffers	Dual-channel	Triple-channel
ECCDiffers	No	Yes
Graphics1 differ
On-board graphics cardDiffers	Yes	No
On-board graphics card modelKnown for one	Intel® HD Graphics 3000	Unknown — not stated by the source
On-board graphics card base frequencyKnown for one	650 MHz	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one	1100 MHz	Unknown — not stated by the source
Number of displays supported (on-board graphics)Known for one	2	Unknown — not stated by the source
Features1 differ
Integrated 4G WiMAXKnown for one	Yes	Unknown — not stated by the source
Maximum number of PCI Express lanesKnown for one	16	Unknown — not stated by the source
PCI Express slots versionKnown for one	2.0	Unknown — not stated by the source
PCI Express configurationsKnown for one	1x16, 2x8, 1x8+2x4	Unknown — not stated by the source
Supported instruction setsDiffers	AVX	SSE4.2
Embedded options availableKnown for one	No	Unknown — not stated by the source
Graphics & IMC lithographyKnown for one	32 nm	Unknown — not stated by the source
Market segmentKnown for one	Unknown — not stated by the source	Server
CPU configuration (max)Known for one	Unknown — not stated by the source	2
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	Yes
Processor special features3 differ
Intel FDI TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel® Anti-Theft Technology (Intel® AT)Known for one	Yes	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	Yes	Unknown — not stated by the source
Intel® Identity Protection Technology (Intel® IPT)Known for one	Yes	Unknown — not stated by the source
Intel® InTru™ 3D TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel® Insider™Known for one	Yes	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Known for one	Yes	Unknown — not stated by the source
Intel® Quick Sync Video TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost TechnologyDiffers	2.0	Yes
Intel® Wireless Display (Intel® WiDi)Known for one	Yes	Unknown — not stated by the source
Intel Demand Based SwitchingDiffers	No	Yes
Intel® vPro™ Platform EligibilityKnown for one	Yes	Unknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
TjunctionKnown for one	100 °C	Unknown — not stated by the source
TcaseKnown for one	Unknown — not stated by the source	77.6 °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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