Product comparison · 2 cpus

HP Intel Xeon E5420, Ref vs HP Intel Xeon L5630, FIO Kit

24specifications compared
12differ
12identical
23known for one product only

Key differences

Processor model
- Intel Xeon E5420, Ref:E5420
- Intel Xeon L5630, FIO Kit:L5630
Processor base frequency
- Intel Xeon E5420, Ref:2.5 GHz
- Intel Xeon L5630, FIO Kit:2.13 GHz
Processor socket
- Intel Xeon E5420, Ref:LGA 771 (Socket J)
- Intel Xeon L5630, FIO Kit:Socket B (LGA 1366)
Processor lithography
- Intel Xeon E5420, Ref:45 nm
- Intel Xeon L5630, FIO Kit:32 nm
Processor threads
- Intel Xeon E5420, Ref:4
- Intel Xeon L5630, FIO Kit:8
Processor cache type
- Intel Xeon E5420, Ref:L2
- Intel Xeon L5630, FIO Kit:L3
Thermal Design Power (TDP)
- Intel Xeon E5420, Ref:80 W
- Intel Xeon L5630, FIO Kit:40 W
VID Voltage Range
- Intel Xeon E5420, Ref:0.850 - 1.350 V
- Intel Xeon L5630, FIO Kit:0.75 - 1.35 V

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5420, Ref, Intel Xeon L5630, FIO Kit
47 specifications	A HP Intel Xeon E5420, Ref View product	B HP Intel Xeon L5630, FIO Kit View product
Processor8 differ
Processor modelDiffers	E5420	L5630
Processor base frequencyDiffers	2.5 GHz	2.13 GHz
Processor socketDiffers	LGA 771 (Socket J)	Socket B (LGA 1366)
Processor lithographyDiffers	45 nm	32 nm
Processor threadsDiffers	4	8
System bus rateKnown for one	Unknown — not stated by the source	5.86 GT/s
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.4 GHz
Processor cache typeDiffers	L2	L3
Thermal Design Power (TDP)Differs	80 W	40 W
VID Voltage RangeDiffers	0.850 - 1.350 V	0.75 - 1.35 V
SteppingKnown for one	Unknown — not stated by the source	B1
Bus typeKnown for one	Unknown — not stated by the source	QPI
Number of QPI linksKnown for one	Unknown — not stated by the source	2
Memory bandwidth supported by processor (max)Known for one	Unknown — not stated by the source	25.6 GB/s
Processor front side busKnown for one	1333 MHz	Unknown — not stated by the source
FSB ParityKnown for one	Yes	Unknown — not stated by the source
Memoryidentical
Maximum internal memory supported by processorKnown for one	Unknown — not stated by the source	288 GB
Memory types supported by processorKnown for one	Unknown — not stated by the source	DDR3-SDRAM
Memory clock speeds supported by processorKnown for one	Unknown — not stated by the source	800,1066 MHz
Memory channelsKnown for one	Unknown — not stated by the source	Triple-channel
ECCKnown for one	Unknown — not stated by the source	Yes
Featuresidentical
Supported instruction setsKnown for one	Unknown — not stated by the source	SSE4.2
Embedded options availableKnown for one	Unknown — not stated by the source	Yes
Thermal Monitoring TechnologiesKnown for one	Yes	Unknown — not stated by the source
Number of Graphics & IMC Die TransistorsKnown for one	820 M	Unknown — not stated by the source
Graphics & IMC Die SizeKnown for one	214 mm²	Unknown — not stated by the source
Processor special features2 differ
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel® AES New Instructions (Intel® AES-NI)Known for one	Unknown — not stated by the source	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyDiffers	No	Yes
Intel VT-x with Extended Page Tables (EPT)Known 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 conditions1 differ
TcaseDiffers	67 °C	63.1 °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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