Product comparison · 2 cpus

Dell Xeon E5640 vs HP AMD Opteron 4174 HE

14specifications compared
10differ
4identical
25known for one product only

Key differences

Processor family
- Xeon E5640:Intel® Xeon® 5000 Sequence
- AMD Opteron 4174 HE:AMD Opteron
Processor model
- Xeon E5640:E5640
- AMD Opteron 4174 HE:4174 HE
Processor base frequency
- Xeon E5640:2.66 GHz
- AMD Opteron 4174 HE:2.3 GHz
Processor cores
- Xeon E5640:4
- AMD Opteron 4174 HE:6
Processor socket
- Xeon E5640:Socket B (LGA 1366)
- AMD Opteron 4174 HE:Socket C32
Processor lithography
- Xeon E5640:32 nm
- AMD Opteron 4174 HE:90 nm
Processor cache
- Xeon E5640:12 MB
- AMD Opteron 4174 HE:6 MB
Thermal Design Power (TDP)
- Xeon E5640:80 W
- AMD Opteron 4174 HE:65 W

Side by side

Differences highlightedShow differences only

Comparison of Xeon E5640, AMD Opteron 4174 HE
39 specifications	A Dell Xeon E5640 View product	B HP AMD Opteron 4174 HE View product
Processor9 differ
Processor familyDiffers	Intel® Xeon® 5000 Sequence	AMD Opteron
Processor modelDiffers	E5640	4174 HE
Processor base frequencyDiffers	2.66 GHz	2.3 GHz
Processor coresDiffers	4	6
Processor socketDiffers	Socket B (LGA 1366)	Socket C32
Processor lithographyDiffers	32 nm	90 nm
Processor threadsKnown for one	8	Unknown — not stated by the source
System bus rateKnown for one	5.86 GT/s	Unknown — not stated by the source
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 cacheDiffers	12 MB	6 MB
Thermal Design Power (TDP)Differs	80 W	65 W
VID Voltage RangeDiffers	0.75 - 1.35 V	1.1875 - 1.1875 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
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
Featuresidentical
Execute Disable BitKnown for one	Yes	Unknown — not stated by the source
Idle StatesKnown for one	Yes	Unknown — not stated by the source
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
Operational conditions1 differ
TcaseDiffers	77.6 °C	70 °C
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)Known for one	VT-d, VT-x	Unknown — not stated by the source
L1 cacheKnown for one	Unknown — not stated by the source	0.1 MB

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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