Xeon 5160 vs Core 2 Extreme QX9300

Primary details

Comparing Core 2 Extreme QX9300 and Xeon 5160 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2376	2785
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	2.15
Market segment	Laptop	Server
Series	Core 2 Extreme	no data
Power efficiency	2.39	0.72
Architecture codename	Penryn (2008−2011)	Woodcrest (2006)
Release date	August 2008 (16 years ago)	June 2006 (18 years ago)
Launch price (MSRP)	no data	$22

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core 2 Extreme QX9300 and Xeon 5160 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	4 (Quad-Core)	2 (Dual-core)
Threads	4	2
Base clock speed	2.53 GHz	3 GHz
Boost clock speed	2.53 GHz	3 GHz
Bus rate	1066 MHz	no data
L1 cache	64 KB	0 KB
L2 cache	12 MB	4 MB
L3 cache	0 KB	0 KB
Chip lithography	45 nm	65 nm
Die size	2x 107 mm2	no data
Maximum core temperature	100 °C	65 °C
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	+	-
VID voltage range	1.05V-1.175V	B2=1.0V-1.5V, G0=.85V-1.5V

Compatibility

Information on Core 2 Extreme QX9300 and Xeon 5160 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.

Number of CPUs in a configuration	2	1
Socket	PGA478	LGA771
Power consumption (TDP)	45 Watt	80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Extreme QX9300 and Xeon 5160. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	-
Idle States	no data	+
Thermal Monitoring	-	+
Demand Based Switching	-	-
PAE	no data	32 Bit
AMT	+	no data
FSB parity	-	+

Security technologies

Core 2 Extreme QX9300 and Xeon 5160 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	-
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Extreme QX9300 and Xeon 5160 are enumerated here.

VT-x	+	+
EPT	no data	-

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Extreme QX9300 and Xeon 5160. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

no data

DDR2

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

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Pros & cons summary

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Performance score	1.16	0.62
Physical cores	4	2
Threads	4	2
Chip lithography	45 nm	65 nm
Power consumption (TDP)	45 Watt	80 Watt

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Should you still have questions on choice between Core 2 Extreme QX9300 and Xeon 5160, ask them in Comments section, and we shall answer.

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