Product comparison · 2 cpus

Acer Intel Xeon L5520 vs Acer Intel Xeon L5630

38specifications compared
10differ
28identical
9known for one product only

Key differences

The Acer Intel Xeon L5520 has 0.13 GHz more processor base frequency than the Acer Intel Xeon L5630 (2.26 GHz vs 2.13 GHz). The Acer Intel Xeon L5520 has 13 nm more processor lithography than the Acer Intel Xeon L5630 (45 nm vs 32 nm). The Acer Intel Xeon L5630 has 4 MB more processor cache than the Acer Intel Xeon L5520 (12 MB vs 8 MB). Processor model: L5520 on the Acer Intel Xeon L5520, L5630 on the Acer Intel Xeon L5630. Stepping: D0 on the Acer Intel Xeon L5520, B1 on the Acer Intel Xeon L5630.

Processor model
- Intel Xeon L5520:L5520
- Intel Xeon L5630:L5630
Processor base frequency
- Intel Xeon L5520:2.26 GHz
- Intel Xeon L5630:2.13 GHz
Processor lithography
- Intel Xeon L5520:45 nm
- Intel Xeon L5630:32 nm
Processor cache
- Intel Xeon L5520:8 MB
- Intel Xeon L5630:12 MB
L3 cache speed
- Intel Xeon L5520:2.26 GHz
- Intel Xeon L5630:2.13 GHz
Thermal Design Power (TDP)
- Intel Xeon L5520:60 W
- Intel Xeon L5630:40 W
Stepping
- Intel Xeon L5520:D0
- Intel Xeon L5630:B1
CPU multiplier (bus/core ratio)
- Intel Xeon L5520:17
- Intel Xeon L5630:16

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon L5520, Intel Xeon L5630
47 specifications	A Acer Intel Xeon L5520 View product	B Acer Intel Xeon L5630 View product
Processor8 differ
Processor family	Intel® Xeon® 5000 Sequence	Intel® Xeon® 5000 Sequence
Processor modelDiffers	L5520	L5630
Processor base frequencyDiffers	2.26 GHz	2.13 GHz
Processor cores	4	4
Processor socket	Socket B (LGA 1366)	Socket B (LGA 1366)
Processor lithographyDiffers	45 nm	32 nm
Package type	Tray	Tray
Component for	Server/workstation	Server/workstation
Processor threads	8	8
System bus rate	5.86 GT/s	5.86 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.4 GHz
Processor cacheDiffers	8 MB	12 MB
Processor cache type	L3	L3
L3 cache speedDiffers	2.26 GHz	2.13 GHz
Thermal Design Power (TDP)Differs	60 W	40 W
VID Voltage Range	0.75 - 1.35 V	0.75 - 1.35 V
SteppingDiffers	D0	B1
Bus type	QPI	QPI
CPU multiplier (bus/core ratio)Differs	17	16
Number of QPI links	2	2
Memory bandwidth supported by processor (max)	25.6 GB/s	25.6 GB/s
Memory1 differ
Maximum internal memory supported by processorDiffers	144 GB	288 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processor	800,1066 MHz	800,1066 MHz
Memory channels	Triple-channel	Triple-channel
ECC	Yes	Yes
Graphicsidentical
On-board graphics card	No	No
Featuresidentical
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Market segment	Server	Server
Supported instruction setsKnown for one	Unknown — not stated by the source	SSE4.2
Number of Processing Die TransistorsKnown for one	731 M	Unknown — not stated by the source
Processing Die sizeKnown for one	263 mm²	Unknown — not stated by the source
Physical Address Extension (PAE)Known for one	Yes	Unknown — not stated by the source
Processor special featuresidentical
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel® AES New Instructions (Intel® AES-NI)Known for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel Demand Based Switching	Yes	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)	Yes	Yes
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Operational conditions1 differ
TcaseDiffers	70 °C	63.1 °C
Weight & dimensionsidentical
Processor package size	42.5 mm	42.5 mm
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)	VT-d, 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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