Product comparison · 2 cpus

Acer Intel Core2 Quad Q9550 vs Acer Intel Xeon X5450

29specifications compared
12differ
17identical
3known for one product only

Key differences

The Acer Intel Xeon X5450 has 0.17 GHz more processor base frequency than the Acer Intel Core2 Quad Q9550 (3 GHz vs 2.83 GHz). The Acer Intel Xeon X5450 has 0.17 GHz more l2 cache speed than the Acer Intel Core2 Quad Q9550 (3 GHz vs 2.83 GHz). The Acer Intel Xeon X5450 has 25 W more thermal Design Power (TDP) than the Acer Intel Core2 Quad Q9550 (120 W vs 95 W). Processor family: Intel® Core™2 Quad on the Acer Intel Core2 Quad Q9550, Intel® Xeon® 5000 Sequence on the Acer Intel Xeon X5450. Processor model: Q9550 on the Acer Intel Core2 Quad Q9550, X5450 on the Acer Intel Xeon X5450.

Processor family
- Intel Core2 Quad Q9550:Intel® Core™2 Quad
- Intel Xeon X5450:Intel® Xeon® 5000 Sequence
Processor model
- Intel Core2 Quad Q9550:Q9550
- Intel Xeon X5450:X5450
Processor base frequency
- Intel Core2 Quad Q9550:2.83 GHz
- Intel Xeon X5450:3 GHz
Processor socket
- Intel Core2 Quad Q9550:LGA 775 (Socket T)
- Intel Xeon X5450:LGA 771 (Socket J)
Component for
- Intel Core2 Quad Q9550:PC
- Intel Xeon X5450:Server/workstation
L2 cache speed
- Intel Core2 Quad Q9550:2.83 GHz
- Intel Xeon X5450:3 GHz
Thermal Design Power (TDP)
- Intel Core2 Quad Q9550:95 W
- Intel Xeon X5450:120 W
VID Voltage Range
- Intel Core2 Quad Q9550:0.8500 - 1.3625 V
- Intel Xeon X5450:0.850 - 1.3500 V

Side by side

Differences highlightedShow differences only

Comparison of Intel Core2 Quad Q9550, Intel Xeon X5450
32 specifications	A Acer Intel Core2 Quad Q9550 View product	B Acer Intel Xeon X5450 View product
Processor9 differ
Processor familyDiffers	Intel® Core™2 Quad	Intel® Xeon® 5000 Sequence
Processor modelDiffers	Q9550	X5450
Processor base frequencyDiffers	2.83 GHz	3 GHz
Processor cores	4	4
Processor socketDiffers	LGA 775 (Socket T)	LGA 771 (Socket J)
Processor lithography	45 nm	45 nm
Package type	Tray	Tray
Component forDiffers	PC	Server/workstation
Processor operating modes	64-bit	64-bit
Processor cache	12 MB	12 MB
Processor cache type	L2	L2
L2 cache speedDiffers	2.83 GHz	3 GHz
Processor front side bus	1333 MHz	1333 MHz
Thermal Design Power (TDP)Differs	95 W	120 W
VID Voltage RangeDiffers	0.8500 - 1.3625 V	0.850 - 1.3500 V
Compatible chipsetsDiffers	Intel® G33 Express, Intel® G35 Express, Intel® G41 Express, Intel® G43 Express, Intel® G45 Express, Intel® P35 Express, Intel® P43 Express, Intel® P45 Express, Intel® Q33 Express, Intel® Q35 Express, Intel® Q43 Express, Intel® Q45 Express, Intel® X38 Express, Intel® X48 Express	Intel® 5000P, Intel® 5000V, Intel® 5000X, Intel® 5100, Intel® 5400
FSB Parity	Yes	Yes
Features1 differ
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Thermal Monitoring Technologies	Yes	Yes
Market segmentDiffers	Desktop	Server
Number of Processing Die Transistors	820 M	820 M
Processing Die size	214 mm²	214 mm²
Graphics & IMC lithography	45 nm	45 nm
Processor special featuresidentical
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel Trusted Execution TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Yes	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	Yes
Operational conditions1 differ
TcaseDiffers	71.4 °C	62 °C
Weight & dimensionsidentical
Processor package size	37.5 mm	37.5 mm
Other features1 differ
Intel® Virtualization Technology (Intel® VT)Differs	VT-d, VT-x	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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