Product comparison · 2 cpus

HP i7-2670QM 2.2 GHz vs NEC Intel Xeon E5640

35specifications compared
22differ
13identical
30known for one product only

Key differences

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

Processor family
- i7-2670QM 2.2 GHz:Intel® Core™ i7
- Intel Xeon E5640:Intel® Xeon® 5000 Sequence
Processor model
- i7-2670QM 2.2 GHz:i7-2670QM
- Intel Xeon E5640:E5640
Processor base frequency
- i7-2670QM 2.2 GHz:2.2 GHz
- Intel Xeon E5640:2.66 GHz
Component for
- i7-2670QM 2.2 GHz:Laptop
- Intel Xeon E5640:Server/workstation
System bus rate
- i7-2670QM 2.2 GHz:5 GT/s
- Intel Xeon E5640:5.86 GT/s
Processor operating modes
- i7-2670QM 2.2 GHz:32-bit, 64-bit
- Intel Xeon E5640:64-bit
Processor boost frequency
- i7-2670QM 2.2 GHz:3.1 GHz
- Intel Xeon E5640:2.93 GHz
Processor cache
- i7-2670QM 2.2 GHz:6 MB
- Intel Xeon E5640:12 MB

Side by side

Differences highlightedShow differences only

Comparison of i7-2670QM 2.2 GHz, Intel Xeon E5640
65 specifications	A HP i7-2670QM 2.2 GHz View product	B NEC Intel Xeon E5640 View product
Processor11 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
Component forDiffers	Laptop	Server/workstation
System bus rateDiffers	5 GT/s	5.86 GT/s
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor boost frequencyDiffers	3.1 GHz	2.93 GHz
Processor cacheDiffers	6 MB	12 MB
Thermal Design Power (TDP)Differs	45 W	80 W
Bus typeDiffers	DMI	QPI
Memory bandwidth supported by processor (max)Differs	21.3 GB/s	25.6 GB/s
Processor socketKnown for one	Unknown — not stated by the source	Socket B (LGA 1366)
VID Voltage RangeKnown for one	Unknown — not stated by the source	0.75 - 1.35 V
SteppingKnown for one	Unknown — not stated by the source	B1
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
Features2 differ
Integrated 4G WiMAXKnown for one	Yes	Unknown — not stated by the source
Market segmentDiffers	Mobile	Server
PCI Express slots versionKnown for one	2.0	Unknown — not stated by the source
PCI Express configurationsKnown for one	1x8, 1x16, 2x4, 2x8	Unknown — not stated by the source
Supported instruction setsDiffers	AVX	SSE4.2
Embedded options availableKnown for one	No	Unknown — not stated by the source
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® 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	No	Unknown — not stated by the source
Intel® Smart CacheKnown 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
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
Other features1 differ
Intel® Virtualization Technology (Intel® VT)Differs	VT-x	VT-d, VT-x

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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