Phenom X4 9550 vs Xeon X5450

Primary details

Comparing Xeon X5450 and Phenom X4 9550 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2010	2300
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.32	1.03
Market segment	Server	Desktop processor
Architecture codename	no data	Agena (2007−2008)
Release date	1 October 2007 (16 years ago)	March 2008 (16 years ago)
Current price	$72	$76

Cost-effectiveness evaluation

Performance per price, higher is better.

Phenom X4 9550 has 222% better value for money than Xeon X5450.

Detailed specifications

Xeon X5450 and Phenom X4 9550 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)
Threads	no data	4
Base clock speed	3 GHz	no data
Boost clock speed	no data	2.2 GHz
L1 cache	no data	128 KB (per core)
L2 cache	no data	512 KB (per core)
L3 cache	12 MB L2 Cache	2 MB (shared)
Chip lithography	45 nm	65 nm
Die size	no data	285 mm2
Maximum core temperature	63 °C	no data
Number of transistors	no data	450 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No
VID voltage range	0.85V-1.35V	no data

Compatibility

Information on Xeon X5450 and Phenom X4 9550 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	no data	1
Socket	LGA771	AM2+
Power consumption (TDP)	120 Watt	95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon X5450 and Phenom X4 9550. You'll probably need this information if you require some particular technology.

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

Security technologies

Xeon X5450 and Phenom X4 9550 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon X5450 and Phenom X4 9550 are enumerated here.

AMD-V	no data	+
VT-x	+	no data
EPT	-	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.

Xeon X5450 outperforms Phenom X4 9550 by 44% based on our aggregated benchmark results.

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Pros & cons summary

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Performance score	1.54	1.07
Chip lithography	45 nm	65 nm
Power consumption (TDP)	120 Watt	95 Watt

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Should you still have questions on choice between Xeon X5450 and Phenom X4 9550, ask them in Comments section, and we shall answer.

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