Xeon X5450 vs Core 2 Extreme QX9770

Primary details

Comparing Core 2 Extreme QX9770 and Xeon X5450 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1548	2012
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.72	0.32
Market segment	Desktop processor	Server
Architecture codename	Yorkfield (2007−2009)	no data
Release date	March 2008 (16 years ago)	1 October 2007 (16 years ago)
Current price	$790	$72

Cost-effectiveness evaluation

Performance per price, higher is better.

Core 2 Extreme QX9770 has 125% better value for money than Xeon X5450.

Detailed specifications

Core 2 Extreme QX9770 and Xeon X5450 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)	no data
Threads	4	no data
Base clock speed	3.2 GHz	3 GHz
Boost clock speed	3.2 GHz	no data
L1 cache	64K (per core)	no data
L2 cache	12 MB (shared)	no data
L3 cache	0 KB	12 MB L2 Cache
Chip lithography	45 nm	45 nm
Die size	2x 107 mm2	no data
Maximum core temperature	56 °C	63 °C
Maximum case temperature (TCase)	55 °C	no data
Number of transistors	820 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	Yes	No
VID voltage range	0.85V-1.3625V	0.85V-1.35V

Compatibility

Information on Core 2 Extreme QX9770 and Xeon X5450 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	1	no data
Socket	LGA775	LGA771
Power consumption (TDP)	136 Watt	120 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Extreme QX9770 and Xeon X5450. You'll probably need this information if you require some particular technology.

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

Security technologies

Core 2 Extreme QX9770 and Xeon X5450 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 QX9770 and Xeon X5450 are enumerated here.

VT-x	+	+
EPT	no data	-

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Extreme QX9770 and Xeon X5450. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR1, DDR2, DDR3

no data

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.

Core 2 Extreme QX9770 outperforms Xeon X5450 by 94% based on our aggregated benchmark results.

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Pros & cons summary

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Performance score	2.98	1.54
Power consumption (TDP)	136 Watt	120 Watt

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Should you still have questions on choice between Core 2 Extreme QX9770 and Xeon X5450, ask them in Comments section, and we shall answer.

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