Product comparison · 2 cpus

Acer Intel Xeon X5675 Processor Upgrade vs Dell Intel Xeon X5550 (2.66GHz, 8M Cache, 6.40 GT/s QPI, Turbo, HT)

21specifications compared
9differ
12identical
21known for one product only

Key differences

Processor model
- Intel Xeon X5675 Processor Upgrade:X5675
- Intel Xeon X5550 (2.66GHz, 8M Cache, 6.40 GT/s QPI, Turbo, HT):X5550
Processor base frequency
- Intel Xeon X5675 Processor Upgrade:3.06 GHz
- Intel Xeon X5550 (2.66GHz, 8M Cache, 6.40 GT/s QPI, Turbo, HT):2.66 GHz
Processor cores
- Intel Xeon X5675 Processor Upgrade:6
- Intel Xeon X5550 (2.66GHz, 8M Cache, 6.40 GT/s QPI, Turbo, HT):4
Processor lithography
- Intel Xeon X5675 Processor Upgrade:32 nm
- Intel Xeon X5550 (2.66GHz, 8M Cache, 6.40 GT/s QPI, Turbo, HT):45 nm
Processor threads
- Intel Xeon X5675 Processor Upgrade:12
- Intel Xeon X5550 (2.66GHz, 8M Cache, 6.40 GT/s QPI, Turbo, HT):8
System bus rate
- Intel Xeon X5675 Processor Upgrade:6.40 GT/s
- Intel Xeon X5550 (2.66GHz, 8M Cache, 6.40 GT/s QPI, Turbo, HT):6.4 GT/s
Processor boost frequency
- Intel Xeon X5675 Processor Upgrade:3.46 GHz
- Intel Xeon X5550 (2.66GHz, 8M Cache, 6.40 GT/s QPI, Turbo, HT):3.06 GHz
Processor cache
- Intel Xeon X5675 Processor Upgrade:12 MB
- Intel Xeon X5550 (2.66GHz, 8M Cache, 6.40 GT/s QPI, Turbo, HT):8 MB

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon X5675 Processor Upgrade, Intel Xeon X5550 (2.66GHz, 8M Cache, 6.40 GT/s QPI, Turbo, HT)
42 specifications	A Acer Intel Xeon X5675 Processor Upgrade View product	B Dell Intel Xeon X5550 (2.66GHz, 8M Cache, 6.40 GT/s QPI, Turbo, HT)View product
Processor8 differ
Processor family	Intel® Xeon® 5000 Sequence	Intel® Xeon® 5000 Sequence
Processor modelDiffers	X5675	X5550
Processor base frequencyDiffers	3.06 GHz	2.66 GHz
Processor coresDiffers	6	4
Processor socket	Socket B (LGA 1366)	Socket B (LGA 1366)
Processor lithographyDiffers	32 nm	45 nm
Component for	Server/workstation	Server/workstation
Processor threadsDiffers	12	8
System bus rateDiffers	6.40 GT/s	6.4 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyDiffers	3.46 GHz	3.06 GHz
Processor cacheDiffers	12 MB	8 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)	95 W	95 W
VID Voltage Range	0.750 - 1.350 V	0.750 - 1.350 V
Bus typeKnown for one	Unknown — not stated by the source	QPI
Number of QPI linksKnown for one	Unknown — not stated by the source	2
Memory bandwidth supported by processor (max)	32 GB/s	32 GB/s
Package typeKnown for one	Tray	Unknown — not stated by the source
SteppingKnown for one	B1	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	23	Unknown — not stated by the source
Memory1 differ
Maximum internal memory supported by processorDiffers	288 GB	144 GB
Memory types supported by processorKnown for one	Unknown — not stated by the source	DDR3-SDRAM
Memory clock speeds supported by processor	800,1066,1333 MHz	800,1066,1333 MHz
Memory channels	Triple-channel	Triple-channel
ECC	Yes	Yes
Graphicsidentical
On-board graphics cardKnown for one	Unknown — not stated by the source	No
Featuresidentical
Execute Disable BitKnown for one	Unknown — not stated by the source	Yes
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Market segment	Server	Server
CPU configuration (max)Known for one	Unknown — not stated by the source	2
Processor special featuresidentical
Enhanced Intel SpeedStep TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Hyper Threading Technology (Intel® HT Technology)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 SwitchingKnown for one	Unknown — not stated by the source	Yes
Intel VT-x with Extended Page Tables (EPT)Known for one	Unknown — not stated by the source	Yes
Intel Virtualization Technology (VT-x)Known for one	Unknown — not stated by the source	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	75 °C
Maximum operating temperatureKnown for one	81.3 °C	Unknown — not stated by the source
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)Known for one	Unknown — not stated by the source	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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