Product comparison · 2 cpus

Dell Intel Xeon L5506 vs Dell Intel Xeon X5355

30specifications compared
12differ
18identical
18known for one product only

Key differences

Processor model
- Intel Xeon L5506:L5506
- Intel Xeon X5355:X5355
Processor base frequency
- Intel Xeon L5506:2.13 GHz
- Intel Xeon X5355:2.66 GHz
Processor socket
- Intel Xeon L5506:LGA 1366 (Socket B)
- Intel Xeon X5355:LGA 771 (Socket J)
Processor lithography
- Intel Xeon L5506:45 nm
- Intel Xeon X5355:65 nm
Processor series
- Intel Xeon L5506:Intel Xeon 5500 Series
- Intel Xeon X5355:Intel Xeon 5300 Series
Processor cache
- Intel Xeon L5506:4 MB
- Intel Xeon X5355:8 MB
Processor cache type
- Intel Xeon L5506:Smart Cache
- Intel Xeon X5355:L2
Thermal Design Power (TDP)
- Intel Xeon L5506:60 W
- Intel Xeon X5355:120 W

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon L5506, Intel Xeon X5355
48 specifications	A Dell Intel Xeon L5506 View product	B Dell Intel Xeon X5355 View product
Processor10 differ
Processor family	Intel® Xeon® 5000 Sequence	Intel® Xeon® 5000 Sequence
Processor modelDiffers	L5506	X5355
Processor base frequencyDiffers	2.13 GHz	2.66 GHz
Processor cores	4	4
Processor socketDiffers	LGA 1366 (Socket B)	LGA 771 (Socket J)
Processor lithographyDiffers	45 nm	65 nm
Cooler included	No	No
Component for	Server/workstation	Server/workstation
Processor seriesDiffers	Intel Xeon 5500 Series	Intel Xeon 5300 Series
Processor threadsKnown for one	4	Unknown — not stated by the source
System bus rateKnown for one	4.8 GT/s	Unknown — not stated by the source
Processor operating modes	64-bit	64-bit
Processor cacheDiffers	4 MB	8 MB
Processor cache typeDiffers	Smart Cache	L2
Thermal Design Power (TDP)Differs	60 W	120 W
VID Voltage RangeDiffers	0.75 - 1.35 V	1 - 1.5 V
SteppingKnown for one	D0	Unknown — not stated by the source
Bus typeDiffers	QPI	FSB
Number of QPI linksKnown for one	2	Unknown — not stated by the source
Memory bandwidth supported by processor (max)Known for one	19.2 GB/s	Unknown — not stated by the source
Processor front side busKnown for one	Unknown — not stated by the source	1333 MHz
FSB ParityKnown for one	Unknown — not stated by the source	Yes
Memory1 differ
Maximum internal memory supported by processorKnown for one	144 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 MHz	Unknown — not stated by the source
Memory channelsKnown for one	Triple-channel	Unknown — not stated by the source
ECCDiffers	Yes	No
Graphicsidentical
Discrete graphics cardKnown for one	No	Unknown — not stated by the source
On-board graphics card	No	No
Featuresidentical
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Market segment	Server	Server
Embedded options available	No	No
Thermal Monitoring TechnologiesKnown for one	Unknown — not stated by the source	Yes
Number of Processing Die TransistorsKnown for one	Unknown — not stated by the source	582 M
Processing Die sizeKnown for one	Unknown — not stated by the source	286 mm²
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	Yes
Processor special features1 differ
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel Trusted Execution Technology	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® Turbo Boost Technology	No	No
Intel 64	Yes	Yes
Intel Demand Based Switching	Yes	Yes
Intel VT-x with Extended Page Tables (EPT)Differs	Yes	No
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Yes	Unknown — not stated by the source
Operational conditionsidentical
Tcase	70 °C	70 °C
Other featuresidentical
CompatibilityKnown for one	Unknown — not stated by the source	Dell PC

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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