Product comparison · 2 cpus

HP Intel Pentium G2020T vs NEC Intel Xeon E5-2643

31specifications compared
23differ
8identical
32known for one product only

Key differences

Processor family
- Intel Pentium G2020T:Intel® Pentium®
- Intel Xeon E5-2643:Intel® Xeon® E5 Family
Processor model
- Intel Pentium G2020T:G2020T
- Intel Xeon E5-2643:E5-2643
Processor base frequency
- Intel Pentium G2020T:2.5 GHz
- Intel Xeon E5-2643:3.3 GHz
Processor cores
- Intel Pentium G2020T:2
- Intel Xeon E5-2643:4
Processor socket
- Intel Pentium G2020T:LGA 1155 (Socket H2)
- Intel Xeon E5-2643:LGA 2011 (Socket R)
Processor lithography
- Intel Pentium G2020T:22 nm
- Intel Xeon E5-2643:32 nm
Processor threads
- Intel Pentium G2020T:2
- Intel Xeon E5-2643:8
System bus rate
- Intel Pentium G2020T:5 GT/s
- Intel Xeon E5-2643:8 GT/s

Side by side

Differences highlightedShow differences only

Comparison of Intel Pentium G2020T, Intel Xeon E5-2643
63 specifications	A HP Intel Pentium G2020T View product	B NEC Intel Xeon E5-2643 View product
Processor11 differ
Processor familyDiffers	Intel® Pentium®	Intel® Xeon® E5 Family
Processor modelDiffers	G2020T	E5-2643
Processor base frequencyDiffers	2.5 GHz	3.3 GHz
Processor coresDiffers	2	4
Processor socketDiffers	LGA 1155 (Socket H2)	LGA 2011 (Socket R)
Processor lithographyDiffers	22 nm	32 nm
Package typeKnown for one	Tray	Unknown — not stated by the source
Processor threadsDiffers	2	8
System bus rateDiffers	5 GT/s	8 GT/s
Processor operating modes	64-bit	64-bit
Processor cacheKnown for one	3 MB	Unknown — not stated by the source
Processor cache typeKnown for one	L3	Unknown — not stated by the source
Thermal Design Power (TDP)Differs	35 W	130 W
SteppingDiffers	P0	M1
Memory bandwidth supported by processor (max)Differs	21 GB/s	51.2 GB/s
Component forKnown for one	Unknown — not stated by the source	Server/workstation
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.5 GHz
VID Voltage RangeKnown for one	Unknown — not stated by the source	0.6 - 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
Memory3 differ
Maximum internal memory supported by processorDiffers	32 GB	750 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processorDiffers	1333 MHz	800,1066,1333,1600 MHz
Memory channelsDiffers	Dual-channel	Quad-channel
ECC	Yes	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 base frequencyKnown for one	650 MHz	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one	1050 MHz	Unknown — not stated by the source
Number of displays supported (on-board graphics)Known for one	3	Unknown — not stated by the source
Features2 differ
Execute Disable Bit	Yes	Yes
Thermal Monitoring Technologies	Yes	Yes
PCI Express slots versionDiffers	2.0	3.0
PCI Express configurationsKnown for one	1x16, 2x8, 1x8+2x4	Unknown — not stated by the source
Supported instruction setsDiffers	SSE4.1, SSE4.2	AVX
Embedded options availableKnown for one	No	Unknown — not stated by the source
Thermal solution specificationKnown for one	PCG 2011A	Unknown — not stated by the source
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Market segmentKnown for one	Unknown — not stated by the source	Server
CPU configuration (max)Known for one	Unknown — not stated by the source	2
ScalabilityKnown for one	Unknown — not stated by the source	S2S
Processor special features5 differ
Enhanced Intel SpeedStep Technology	Yes	Yes
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® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost TechnologyDiffers	No	2.0
Intel® Wireless Display (Intel® WiDi)Known for one	No	Unknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel® Secure KeyKnown for one	No	Unknown — not stated by the source
Intel® vPro™ Platform EligibilityDiffers	No	Yes
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	Yes
Intel Demand Based SwitchingKnown 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
Other features1 differ
Intel® Virtualization Technology (Intel® VT)Differs	VT-x	VT-d, VT-x
Operational conditionsidentical
TcaseKnown for one	Unknown — not stated by the source	73 °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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