Pentium D 950 vs Xeon 5150

Primary details

Comparing Xeon 5150 and Pentium D 950 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2800	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	2.56	no data
Market segment	Server	Desktop processor
Power efficiency	0.84	no data
Architecture codename	Woodcrest (2006)	Presler (2005−2007)
Release date	June 2006 (18 years ago)	16 January 2006 (18 years ago)
Launch price (MSRP)	$16	$637

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon 5150 and Pentium D 950 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	2 (Dual-core)	2 (Dual-core)
Threads	2	2
Base clock speed	2.66 GHz	3.4 GHz
Boost clock speed	2.67 GHz	3.4 GHz
L1 cache	0 KB	16 KB (per core)
L2 cache	4 MB	2 MB (per die)
L3 cache	0 KB	0 KB
Chip lithography	65 nm	65 nm
Die size	no data	2x 81 mm2
Maximum core temperature	65 °C	C1+D0=63 °C, B1=69 °C
Number of transistors	no data	376 million
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	B2=1.0V-1.5V, G0=.85V-1.5V	1.2V-1.3375V

Compatibility

Information on Xeon 5150 and Pentium D 950 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	1
Socket	LGA771	LGA775,PLGA775
Power consumption (TDP)	65 Watt	130 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon 5150 and Pentium D 950. 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	-	-
PAE	no data	32 Bit
FSB parity	+	-

Security technologies

Xeon 5150 and Pentium D 950 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	-
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon 5150 and Pentium D 950 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon 5150 and Pentium D 950. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR2

DDR1, DDR2, DDR3

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

On certain motherboards (Chipset feature)

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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Pros & cons summary

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Power consumption (TDP)

65 Watt

130 Watt

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Should you still have questions on choice between Xeon 5150 and Pentium D 950, ask them in Comments section, and we shall answer.

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