Product comparison · 2 cpus

HP Intel Xeon L7455 vs HP Intel Xeon X5470, Ref

25specifications compared
12differ
13identical
10known for one product only

Key differences

The HP Intel Xeon X5470, Ref has 1.2 GHz more processor base frequency than the HP Intel Xeon L7455 (3.33 GHz vs 2.13 GHz). The HP Intel Xeon L7455 has 2 more processor cores than the HP Intel Xeon X5470, Ref (6 vs 4). The HP Intel Xeon X5470, Ref has 267 MHz more processor front side bus than the HP Intel Xeon L7455 (1333 MHz vs 1066 MHz). Only the HP Intel Xeon X5470, Ref has idle States. Only the HP Intel Xeon X5470, Ref has enhanced Intel SpeedStep Technology.

Processor family
- Intel Xeon L7455:Intel® Xeon® 7000 Sequence
- Intel Xeon X5470, Ref:Intel® Xeon® 5000 Sequence
Processor model
- Intel Xeon L7455:L7455
- Intel Xeon X5470, Ref:X5470
Processor base frequency
- Intel Xeon L7455:2.13 GHz
- Intel Xeon X5470, Ref:3.33 GHz
Processor cores
- Intel Xeon L7455:6
- Intel Xeon X5470, Ref:4
Processor socket
- Intel Xeon L7455:Socket 604 (mPGA604)
- Intel Xeon X5470, Ref:LGA 771 (Socket J)
Processor operating modes
- Intel Xeon L7455:64-bit
- Intel Xeon X5470, Ref:32-bit, 64-bit
Processor front side bus
- Intel Xeon L7455:1066 MHz
- Intel Xeon X5470, Ref:1333 MHz
Thermal Design Power (TDP)
- Intel Xeon L7455:65 W
- Intel Xeon X5470, Ref:120 W

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon L7455, Intel Xeon X5470, Ref
35 specifications	A HP Intel Xeon L7455 View product	B HP Intel Xeon X5470, Ref View product
Processor9 differ
Processor familyDiffers	Intel® Xeon® 7000 Sequence	Intel® Xeon® 5000 Sequence
Processor modelDiffers	L7455	X5470
Processor base frequencyDiffers	2.13 GHz	3.33 GHz
Processor coresDiffers	6	4
Processor socketDiffers	Socket 604 (mPGA604)	LGA 771 (Socket J)
Processor lithography	45 nm	45 nm
Component for	Server/workstation	Server/workstation
Processor operating modesDiffers	64-bit	32-bit, 64-bit
Processor cache	12 MB	12 MB
Processor cache type	L2	L2
Processor front side busDiffers	1066 MHz	1333 MHz
Thermal Design Power (TDP)Differs	65 W	120 W
VID Voltage RangeDiffers	0.9000 - 1.4500 V	0.850 - 1.350 V
FSB Parity	Yes	Yes
Processor threadsKnown for one	Unknown — not stated by the source	4
SteppingKnown for one	Unknown — not stated by the source	C0
Graphicsidentical
On-board graphics card	No	No
Features1 differ
Execute Disable Bit	Yes	Yes
Idle StatesDiffers	No	Yes
Market segment	Server	Server
Number of Processing Die TransistorsKnown for one	1900 M	Unknown — not stated by the source
Processing Die sizeKnown for one	503 mm²	Unknown — not stated by the source
Embedded options availableKnown for one	No	Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for one	Unknown — not stated by the source	Yes
Number of Graphics & IMC Die TransistorsKnown for one	Unknown — not stated by the source	820 M
Graphics & IMC Die SizeKnown for one	Unknown — not stated by the source	214 mm²
Processor special features1 differ
Enhanced Intel SpeedStep TechnologyDiffers	No	Yes
Intel Trusted Execution TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® Turbo Boost Technology	No	No
Intel Demand Based Switching	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Operational conditions1 differ
TcaseDiffers	73 °C	63 °C
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)	VT-x	VT-x
CompatibilityKnown for one	BL680C G5 2P	Unknown — not stated by the source

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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