Product comparison · 2 cpus

HP Intel Xeon E5450, FIO, Ref vs HP Intel Xeon E7540

19specifications compared
11differ
8identical
16known for one product only

Key differences

The HP Intel Xeon E5450, FIO, Ref has 1 GHz more processor base frequency than the HP Intel Xeon E7540 (3 GHz vs 2 GHz). The HP Intel Xeon E7540 has 2 more processor cores than the HP Intel Xeon E5450, FIO, Ref (6 vs 4). The HP Intel Xeon E7540 has 8 more processor threads than the HP Intel Xeon E5450, FIO, Ref (12 vs 4). Processor family: Intel® Xeon® 5000 Sequence on the HP Intel Xeon E5450, FIO, Ref, Intel® Xeon® E7 Family on the HP Intel Xeon E7540. Processor model: E5450 on the HP Intel Xeon E5450, FIO, Ref, E7540 on the HP Intel Xeon E7540.

Processor family
- Intel Xeon E5450, FIO, Ref:Intel® Xeon® 5000 Sequence
- Intel Xeon E7540:Intel® Xeon® E7 Family
Processor model
- Intel Xeon E5450, FIO, Ref:E5450
- Intel Xeon E7540:E7540
Processor base frequency
- Intel Xeon E5450, FIO, Ref:3 GHz
- Intel Xeon E7540:2 GHz
Processor cores
- Intel Xeon E5450, FIO, Ref:4
- Intel Xeon E7540:6
Processor socket
- Intel Xeon E5450, FIO, Ref:LGA 771 (Socket J)
- Intel Xeon E7540:LGA 1567 (Socket LS)
Processor threads
- Intel Xeon E5450, FIO, Ref:4
- Intel Xeon E7540:12
Processor cache
- Intel Xeon E5450, FIO, Ref:12 MB
- Intel Xeon E7540:18 MB
Processor cache type
- Intel Xeon E5450, FIO, Ref:L2
- Intel Xeon E7540:L3

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5450, FIO, Ref, Intel Xeon E7540
35 specifications	A HP Intel Xeon E5450, FIO, Ref View product	B HP Intel Xeon E7540 View product
Processor10 differ
Processor familyDiffers	Intel® Xeon® 5000 Sequence	Intel® Xeon® E7 Family
Processor modelDiffers	E5450	E7540
Processor base frequencyDiffers	3 GHz	2 GHz
Processor coresDiffers	4	6
Processor socketDiffers	LGA 771 (Socket J)	LGA 1567 (Socket LS)
Processor lithography	45 nm	45 nm
Component for	Server/workstation	Server/workstation
Processor threadsDiffers	4	12
Processor operating modesKnown for one	32-bit, 64-bit	Unknown — not stated by the source
Processor cacheDiffers	12 MB	18 MB
Processor cache typeDiffers	L2	L3
Processor front side busKnown for one	1333 MHz	Unknown — not stated by the source
Thermal Design Power (TDP)Differs	80 W	105 W
VID Voltage RangeDiffers	0.85 - 1.35 V	0.675 - 1.35 V
FSB ParityKnown for one	Yes	Unknown — not stated by the source
System bus rateKnown for one	Unknown — not stated by the source	6.4 GT/s
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.266 GHz
Bus typeKnown for one	Unknown — not stated by the source	QPI
Graphicsidentical
On-board graphics card	No	No
Featuresidentical
Execute Disable Bit	Yes	Yes
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for one	Yes	Unknown — not stated by the source
Market segment	Server	Server
Number of Processing Die TransistorsKnown for one	820 M	Unknown — not stated by the source
Processing Die sizeKnown for one	214 mm²	Unknown — not stated by the source
Embedded options availableKnown for one	Unknown — not stated by the source	No
Processor special featuresidentical
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel Demand Based SwitchingKnown for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel VT-x with Extended Page Tables (EPT)Known for one	Unknown — not stated by the source	Yes
Operational conditions1 differ
TcaseDiffers	67 °C	64 °C
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)	VT-x	VT-x
CompatibilityKnown for one	Unknown — not stated by the source	DL580 G7

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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