Product comparison · 2 cpus

HP Intel Pentium B970 vs NEC Intel Xeon E5640

37specifications compared
29differ
8identical
34known for one product only

Key differences

The NEC Intel Xeon E5640 has 0.36 GHz more processor base frequency than the HP Intel Pentium B970 (2.66 GHz vs 2.3 GHz). The NEC Intel Xeon E5640 has 2 more processor cores than the HP Intel Pentium B970 (4 vs 2). The NEC Intel Xeon E5640 has 6 more processor threads than the HP Intel Pentium B970 (8 vs 2). Only the NEC Intel Xeon E5640 has ECC. Only the HP Intel Pentium B970 has on-board graphics card.

Processor family
- Intel Pentium B970:Intel® Pentium®
- Intel Xeon E5640:Intel® Xeon® 5000 Sequence
Processor model
- Intel Pentium B970:B970
- Intel Xeon E5640:E5640
Processor base frequency
- Intel Pentium B970:2.3 GHz
- Intel Xeon E5640:2.66 GHz
Processor cores
- Intel Pentium B970:2
- Intel Xeon E5640:4
Processor socket
- Intel Pentium B970:PGA988
- Intel Xeon E5640:Socket B (LGA 1366)
Component for
- Intel Pentium B970:Laptop
- Intel Xeon E5640:Server/workstation
Processor threads
- Intel Pentium B970:2
- Intel Xeon E5640:8
System bus rate
- Intel Pentium B970:5 GT/s
- Intel Xeon E5640:5.86 GT/s

Side by side

Differences highlightedShow differences only

Comparison of Intel Pentium B970, Intel Xeon E5640
71 specifications	A HP Intel Pentium B970 View product	B NEC Intel Xeon E5640 View product
Processor13 differ
Processor familyDiffers	Intel® Pentium®	Intel® Xeon® 5000 Sequence
Processor modelDiffers	B970	E5640
Processor base frequencyDiffers	2.3 GHz	2.66 GHz
Processor coresDiffers	2	4
Processor socketDiffers	PGA988	Socket B (LGA 1366)
Component forDiffers	Laptop	Server/workstation
Processor seriesKnown for one	Intel Pentium B900 Series for Mobile	Unknown — not stated by the source
Processor threadsDiffers	2	8
System bus rateDiffers	5 GT/s	5.86 GT/s
Processor cacheDiffers	2 MB	12 MB
Thermal Design Power (TDP)Differs	35 W	80 W
SteppingDiffers	Q0	B1
Bus typeDiffers	DMI	QPI
Memory bandwidth supported by processor (max)Differs	21.3 GB/s	25.6 GB/s
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.93 GHz
VID Voltage RangeKnown for one	Unknown — not stated by the source	0.75 - 1.35 V
Number of QPI linksKnown for one	Unknown — not stated by the source	2
Memory4 differ
Maximum internal memory supported by processorDiffers	16 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	Unknown — not stated by the source
On-board graphics card outputs supportedKnown for one	DisplayPort, Embedded DisplayPort (eDP), HDMI, Serial Digital Video Out (SDVO)	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	1150 MHz	Unknown — not stated by the source
Number of displays supported (on-board graphics)Known for one	2	Unknown — not stated by the source
Features3 differ
Integrated 4G WiMAXKnown for one	Yes	Unknown — not stated by the source
Market segmentDiffers	Mobile	Server
Maximum number of PCI Express lanesKnown for one	1	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, 1x8+2x4, 2x8	Unknown — not stated by the source
Supported instruction setsDiffers	SSE4.1, SSE4.2	SSE4.2
CPU configuration (max)Differs	1	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
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	Yes
Processor special features8 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® AES New Instructions (Intel® AES-NI)Differs	No	Yes
Intel® Anti-Theft Technology (Intel® AT)Known for one	No	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	No	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® InTru™ 3D TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Insider™Known for one	No	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Known for one	No	Unknown — not stated by the source
Intel® Quick Sync Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Turbo Boost TechnologyDiffers	No	Yes
Intel® Wireless Display (Intel® WiDi)Known for one	No	Unknown — not stated by the source
Conflict-Free processorKnown for one	Yes	Unknown — not stated by the source
Intel 64Known for one	Yes	Unknown — not stated by the source
Intel Demand Based SwitchingDiffers	No	Yes
Intel VT-x with Extended Page Tables (EPT)Differs	No	Yes
Intel Virtualization Technology (VT-x)Differs	No	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	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
Operational conditionsidentical
TjunctionKnown for one	85 °C	Unknown — not stated by the source
TcaseKnown for one	Unknown — not stated by the source	77.6 °C
Other featuresidentical
CompatibilityKnown for one	ProBook	Unknown — not stated by the source
Intel® Virtualization Technology (Intel® VT)Known for one	Unknown — not stated by the source	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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