Core 2 Quad Q9505S vs Xeon E5450

Primary details

Comparing Xeon E5450 and Core 2 Quad Q9505S processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2081	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Desktop processor
Power efficiency	1.92	no data
Release date	1 October 2007 (17 years ago)	1 July 2009 (15 years ago)

Detailed specifications

Xeon E5450 and Core 2 Quad Q9505S basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	no data	4 (Quad-Core)
Base clock speed	3 GHz	2.83 GHz
Bus rate	no data	1333 MHz
L3 cache	12 MB L2 Cache	6 MB L2 Cache
Chip lithography	45 nm	45 nm
Maximum core temperature	67 °C	76 °C
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	0.85V-1.35V	0.85V-1.3625V

Compatibility

Information on Xeon E5450 and Core 2 Quad Q9505S compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Socket	LGA771	LGA775
Power consumption (TDP)	80 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5450 and Core 2 Quad Q9505S. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	-
Idle States	+	+
Thermal Monitoring	+	+
Demand Based Switching	+	-
FSB parity	+	no data

Security technologies

Xeon E5450 and Core 2 Quad Q9505S technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5450 and Core 2 Quad Q9505S are enumerated here.

VT-d	no data	+
VT-x	+	+
EPT	-	no data

Pros & cons summary

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Recency	1 October 2007	1 July 2009
Power consumption (TDP)	80 Watt	65 Watt

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Should you still have questions on choice between Xeon E5450 and Core 2 Quad Q9505S, ask them in Comments section, and we shall answer.

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