Product comparison · 2 cpus

Dell 2x Intel Xeon X7560 vs Dell Intel Xeon L5520

26specifications compared
11differ
15identical
14known for one product only

Key differences

Processor family
- 2x Intel Xeon X7560:Intel® Xeon® 7000 Sequence
- Intel Xeon L5520:Intel® Xeon® 5000 Sequence
Processor model
- 2x Intel Xeon X7560:X7560
- Intel Xeon L5520:L5520
Processor base frequency
- 2x Intel Xeon X7560:2.266 GHz
- Intel Xeon L5520:2.26 GHz
Processor cores
- 2x Intel Xeon X7560:8
- Intel Xeon L5520:4
Processor socket
- 2x Intel Xeon X7560:LGA 1567 (Socket LS)
- Intel Xeon L5520:Socket B (LGA 1366)
Processor threads
- 2x Intel Xeon X7560:16
- Intel Xeon L5520:8
System bus rate
- 2x Intel Xeon X7560:6.4 GT/s
- Intel Xeon L5520:5.86 GT/s
Processor cache
- 2x Intel Xeon X7560:24 MB
- Intel Xeon L5520:8 MB

Side by side

Differences highlightedShow differences only

Comparison of 2x Intel Xeon X7560, Intel Xeon L5520
40 specifications	A Dell 2x Intel Xeon X7560 View product	B Dell Intel Xeon L5520 View product
Processor9 differ
Processor familyDiffers	Intel® Xeon® 7000 Sequence	Intel® Xeon® 5000 Sequence
Processor modelDiffers	X7560	L5520
Processor base frequencyDiffers	2.266 GHz	2.26 GHz
Processor coresDiffers	8	4
Processor socketDiffers	LGA 1567 (Socket LS)	Socket B (LGA 1366)
Processor lithography	45 nm	45 nm
Component for	Server/workstation	Server/workstation
Processor threadsDiffers	16	8
System bus rateDiffers	6.4 GT/s	5.86 GT/s
Processor operating modes	64-bit	64-bit
Processor cacheDiffers	24 MB	8 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)Differs	130 W	60 W
VID Voltage RangeKnown for one	Unknown — not stated by the source	0.75 - 1.35 V
Stepping	D0	D0
Bus type	QPI	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 boost frequencyKnown for one	2.666 GHz	Unknown — not stated by the source
Memory1 differ
Maximum internal memory supported by processorKnown for one	Unknown — not stated by the source	144 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processorDiffers	800,978,1066 MHz	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
Graphicsidentical
On-board graphics card	No	No
Featuresidentical
Execute Disable Bit	Yes	Yes
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Market segment	Server	Server
Number of Processing Die TransistorsKnown for one	Unknown — not stated by the source	731 M
Processing Die sizeKnown for one	Unknown — not stated by the source	263 mm²
CPU configuration (max)Known for one	Unknown — not stated by the source	2
Processor special featuresidentical
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Turbo Boost Technology	Yes	Yes
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	Yes
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
TcaseKnown for one	Unknown — not stated by the source	70 °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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