Product comparison · 2 cpus

Acer Intel Xeon E5502 vs Acer Intel Xeon E5540

36specifications compared
11differ
25identical
8known for one product only

Key differences

The Acer Intel Xeon E5540 has 0.67 GHz more processor base frequency than the Acer Intel Xeon E5502 (2.53 GHz vs 1.86 GHz). The Acer Intel Xeon E5540 has 2 more processor cores than the Acer Intel Xeon E5502 (4 vs 2). The Acer Intel Xeon E5540 has 6 more processor threads than the Acer Intel Xeon E5502 (8 vs 2). Only the Acer Intel Xeon E5540 has Intel® Hyper Threading Technology (Intel® HT Technology). Only the Acer Intel Xeon E5540 has Intel® Turbo Boost Technology.

Processor model
- Intel Xeon E5502:E5502
- Intel Xeon E5540:E5540
Processor base frequency
- Intel Xeon E5502:1.86 GHz
- Intel Xeon E5540:2.53 GHz
Processor cores
- Intel Xeon E5502:2
- Intel Xeon E5540:4
Processor threads
- Intel Xeon E5502:2
- Intel Xeon E5540:8
System bus rate
- Intel Xeon E5502:4.8 GT/s
- Intel Xeon E5540:5.86 GT/s
Processor cache
- Intel Xeon E5502:4 MB
- Intel Xeon E5540:8 MB
CPU multiplier (bus/core ratio)
- Intel Xeon E5502:14
- Intel Xeon E5540:19
Memory bandwidth supported by processor (max)
- Intel Xeon E5502:19.2 GB/s
- Intel Xeon E5540:25.6 GB/s

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5502, Intel Xeon E5540
44 specifications	A Acer Intel Xeon E5502 View product	B Acer Intel Xeon E5540 View product
Processor8 differ
Processor family	Intel® Xeon® 5000 Sequence	Intel® Xeon® 5000 Sequence
Processor modelDiffers	E5502	E5540
Processor base frequencyDiffers	1.86 GHz	2.53 GHz
Processor coresDiffers	2	4
Processor socket	Socket B (LGA 1366)	Socket B (LGA 1366)
Processor lithography	45 nm	45 nm
Component for	Server/workstation	Server/workstation
Processor threadsDiffers	2	8
System bus rateDiffers	4.8 GT/s	5.86 GT/s
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.8 GHz
Processor cacheDiffers	4 MB	8 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)	80 W	80 W
VID Voltage Range	0.75 - 1.35 V	0.75 - 1.35 V
Stepping	D0	D0
Bus type	QPI	QPI
CPU multiplier (bus/core ratio)Differs	14	19
Number of QPI links	2	2
Memory bandwidth supported by processor (max)Differs	19.2 GB/s	25.6 GB/s
Package typeKnown for one	Tray	Unknown — not stated by the source
Processor operating modesKnown for one	64-bit	Unknown — not stated by the source
Memory1 differ
Maximum internal memory supported by processor	144 GB	144 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processorDiffers	800 MHz	800,1066 MHz
Memory channels	Triple-channel	Triple-channel
ECC	Yes	Yes
Graphicsidentical
On-board graphics card	Yes	Yes
Featuresidentical
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Market segment	Server	Server
Processing Die sizeKnown for one	Unknown — not stated by the source	263 mm²
Embedded options availableKnown for one	Unknown — not stated by the source	Yes
Processor special features2 differ
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Turbo Boost TechnologyDiffers	No	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
Operational conditionsidentical
TcaseKnown for one	Unknown — not stated by the source	76 °C
Maximum operating temperatureKnown for one	76 °C	Unknown — not stated by the source
Weight & dimensionsidentical
Package dimensions (WxDxH)	42.5 x 42.5 x 45 mm	42.5 x 42.5 x 45 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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