Product comparison · 2 cpus

Lenovo Intel Xeon E5540 vs Lenovo Intel Xeon Processor L7445

17specifications compared
11differ
6identical
5known for one product only

Key differences

The Lenovo Intel Xeon E5540 has 0.4 GHz more processor base frequency than the Lenovo Intel Xeon Processor L7445 (2.53 GHz vs 2.13 GHz). The Lenovo Intel Xeon Processor L7445 has 4 MB more processor cache than the Lenovo Intel Xeon E5540 (12 MB vs 8 MB). The Lenovo Intel Xeon E5540 has 30 W more thermal Design Power (TDP) than the Lenovo Intel Xeon Processor L7445 (80 W vs 50 W). Processor family: Intel® Xeon® 5000 Sequence on the Lenovo Intel Xeon E5540, Intel® Xeon® 7000 Sequence on the Lenovo Intel Xeon Processor L7445. Processor model: E5540 on the Lenovo Intel Xeon E5540, L7445 on the Lenovo Intel Xeon Processor L7445.

Processor family
- Intel Xeon E5540:Intel® Xeon® 5000 Sequence
- Intel Xeon Processor L7445:Intel® Xeon® 7000 Sequence
Processor model
- Intel Xeon E5540:E5540
- Intel Xeon Processor L7445:L7445
Processor base frequency
- Intel Xeon E5540:2.53 GHz
- Intel Xeon Processor L7445:2.13 GHz
Processor socket
- Intel Xeon E5540:Socket B (LGA 1366)
- Intel Xeon Processor L7445:Socket 604 (mPGA604)
Processor cache
- Intel Xeon E5540:8 MB
- Intel Xeon Processor L7445:12 MB
Processor cache type
- Intel Xeon E5540:L3
- Intel Xeon Processor L7445:L2
Thermal Design Power (TDP)
- Intel Xeon E5540:80 W
- Intel Xeon Processor L7445:50 W
Stepping
- Intel Xeon E5540:D0
- Intel Xeon Processor L7445:A1

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5540, Intel Xeon Processor L7445
22 specifications	A Lenovo Intel Xeon E5540 View product	B Lenovo Intel Xeon Processor L7445 View product
Processor10 differ
Processor familyDiffers	Intel® Xeon® 5000 Sequence	Intel® Xeon® 7000 Sequence
Processor modelDiffers	E5540	L7445
Processor base frequencyDiffers	2.53 GHz	2.13 GHz
Processor coresKnown for one	4	Unknown — not stated by the source
Processor socketDiffers	Socket B (LGA 1366)	Socket 604 (mPGA604)
Processor lithography	45 nm	45 nm
Package type	Tray	Tray
Component for	Server/workstation	Server/workstation
Processor operating modes	64-bit	64-bit
Processor cacheDiffers	8 MB	12 MB
Processor cache typeDiffers	L3	L2
L3 cache speedKnown for one	2.53 GHz	Unknown — not stated by the source
Processor front side bus	1066 MHz	1066 MHz
Thermal Design Power (TDP)Differs	80 W	50 W
VID Voltage RangeKnown for one	0.75 - 1.35 V	Unknown — not stated by the source
SteppingDiffers	D0	A1
CPU multiplier (bus/core ratio)Differs	19	8
Processor codeDiffers	SLBF6	SLG9L
Featuresidentical
Market segment	Server	Server
Operational conditions1 differ
Maximum operating temperatureDiffers	76 °C	56.1 °C
Weight & dimensionsidentical
WeightKnown for one	100 g	Unknown — not stated by the source
Other featuresidentical
Dimensions (WxDxH)Known for one	38 x 38 x 5 mm	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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