Product comparison · 2 cpus

Dell Xeon L5520 vs Dell Xeon X5570

Key differences

Processor model
- Xeon L5520:L5520
- Xeon X5570:X5570
Processor base frequency
- Xeon L5520:2.26 GHz
- Xeon X5570:2.93 GHz
System bus rate
- Xeon L5520:5.86 GT/s
- Xeon X5570:6.4 GT/s
Thermal Design Power (TDP)
- Xeon L5520:60 W
- Xeon X5570:95 W
VID Voltage Range
- Xeon L5520:0.750 - 1.350 V
- Xeon X5570:0.750 - 1.35 V
CPU multiplier (bus/core ratio)
- Xeon L5520:17
- Xeon X5570:22
Memory bandwidth supported by processor (max)
- Xeon L5520:25.6 GB/s
- Xeon X5570:32 GB/s
Tcase
- Xeon L5520:70 °C
- Xeon X5570:75 °C

Differences highlightedShow differences only

Comparison of Xeon L5520, Xeon X5570
47 specifications	A Dell Xeon L5520 View product	B Dell Xeon X5570 View product
Processor7 differ
Processor modelDiffers	L5520	X5570
Processor base frequencyDiffers	2.26 GHz	2.93 GHz
System bus rateDiffers	5.86 GT/s	6.4 GT/s
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.3 GHz
Thermal Design Power (TDP)Differs	60 W	95 W
VID Voltage RangeDiffers	0.750 - 1.350 V	0.750 - 1.35 V
CPU multiplier (bus/core ratio)Differs	17	22
Memory bandwidth supported by processor (max)Differs	25.6 GB/s	32 GB/s
L3 cache speedKnown for one	2.26 GHz	Unknown — not stated by the source
Memoryidentical
Memory clock speeds supported by processorKnown for one	800,1066 MHz	Unknown — not stated by the source
Featuresidentical
CPU configuration (max)Known for one	Unknown — not stated by the source	2
Processor special featuresidentical
Intel® Turbo Boost TechnologyKnown for one	Unknown — not stated by the source	Yes
Operational conditions1 differ
TcaseDiffers	70 °C	75 °C

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.