Product comparison · 2 cpus

Dell Xeon E5640 vs HP AMD Opteron 6164 HE

14specifications compared
9differ
5identical
29known for one product only

Key differences

The Dell Xeon E5640 has 0.96 GHz more processor base frequency than the HP AMD Opteron 6164 HE (2.66 GHz vs 1.7 GHz). The HP AMD Opteron 6164 HE has 8 more processor cores than the Dell Xeon E5640 (12 vs 4). The HP AMD Opteron 6164 HE has 13 nm more processor lithography than the Dell Xeon E5640 (45 nm vs 32 nm). Processor family: Intel® Xeon® 5000 Sequence on the Dell Xeon E5640, AMD Opteron on the HP AMD Opteron 6164 HE. Processor model: E5640 on the Dell Xeon E5640, 6164 HE on the HP AMD Opteron 6164 HE.

Processor family
- Xeon E5640:Intel® Xeon® 5000 Sequence
- AMD Opteron 6164 HE:AMD Opteron
Processor model
- Xeon E5640:E5640
- AMD Opteron 6164 HE:6164 HE
Processor base frequency
- Xeon E5640:2.66 GHz
- AMD Opteron 6164 HE:1.7 GHz
Processor cores
- Xeon E5640:4
- AMD Opteron 6164 HE:12
Processor socket
- Xeon E5640:Socket B (LGA 1366)
- AMD Opteron 6164 HE:Socket G34
Processor lithography
- Xeon E5640:32 nm
- AMD Opteron 6164 HE:45 nm
System bus rate
- Xeon E5640:5.86 GT/s
- AMD Opteron 6164 HE:6.4 GT/s
Thermal Design Power (TDP)
- Xeon E5640:80 W
- AMD Opteron 6164 HE:85 W

Side by side

Differences highlightedShow differences only

Comparison of Xeon E5640, AMD Opteron 6164 HE
43 specifications	A Dell Xeon E5640 View product	B HP AMD Opteron 6164 HE View product
Processor9 differ
Processor familyDiffers	Intel® Xeon® 5000 Sequence	AMD Opteron
Processor modelDiffers	E5640	6164 HE
Processor base frequencyDiffers	2.66 GHz	1.7 GHz
Processor coresDiffers	4	12
Processor socketDiffers	Socket B (LGA 1366)	Socket G34
Processor lithographyDiffers	32 nm	45 nm
Component for	Server/workstation	Server/workstation
Processor threadsKnown for one	8	Unknown — not stated by the source
System bus rateDiffers	5.86 GT/s	6.4 GT/s
Processor operating modesKnown for one	64-bit	Unknown — not stated by the source
Processor boost frequencyKnown for one	2.93 GHz	Unknown — not stated by the source
Processor cache	12 MB	12 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)Differs	80 W	85 W
VID Voltage RangeDiffers	0.75 - 1.35 V	0 - 1.0750 V
Bus typeKnown for one	QPI	Unknown — not stated by the source
Number of QPI linksKnown for one	2	Unknown — not stated by the source
Memory bandwidth supported by processor (max)Known for one	25.6 GB/s	Unknown — not stated by the source
L2 cache speedKnown for one	Unknown — not stated by the source	1.7 GHz
SteppingKnown for one	Unknown — not stated by the source	D1
Memoryidentical
Maximum internal memory supported by processorKnown for one	288 GB	Unknown — not stated by the source
Memory types supported by processorKnown for one	DDR3-SDRAM	Unknown — not stated by the source
Memory clock speeds supported by processorKnown for one	800,1066 MHz	Unknown — not stated by the source
Memory channelsKnown for one	Triple-channel	Unknown — not stated by the source
ECCKnown for one	Yes	Unknown — not stated by the source
Graphicsidentical
On-board graphics card	No	No
Featuresidentical
Execute Disable BitKnown for one	Yes	Unknown — not stated by the source
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Market segment	Server	Server
Supported instruction setsKnown for one	AES, SSE4.2	Unknown — not stated by the source
CPU configuration (max)Known for one	2	Unknown — not stated by the source
Processor special featuresidentical
Enhanced Intel SpeedStep TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Trusted Execution TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Yes	Unknown — not stated by the source
AMD Virtualization TechnologyKnown for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
TcaseKnown for one	77.6 °C	Unknown — not stated by the source
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)Known for one	VT-d, VT-x	Unknown — not stated by the source
CompatibilityKnown for one	Unknown — not stated by the source	SL165 G7
Temperature (max)Known for one	Unknown — not stated by the source	65 °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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