Pentium D 940 vs Pentium E5300

Primary details

Comparing Pentium E5300 and Pentium D 940 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2830	3066
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	2.04	no data
Market segment	Desktop processor	Desktop processor
Power efficiency	0.83	0.25
Architecture codename	Wolfdale (2008−2010)	Presler (2005−2007)
Release date	November 2008 (16 years ago)	5 January 2006 (18 years ago)
Launch price (MSRP)	$64	$423

Cost-effectiveness evaluation

Performance per price, higher is better.

Pentium E5300 and Pentium D 940 have a nearly equal value for money.

Detailed specifications

Pentium E5300 and Pentium D 940 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	2.6 GHz	3.2 GHz
Boost clock speed	2.6 GHz	3.2 GHz
L1 cache	64 KB (per core)	16 KB (per core)
L2 cache	2 MB (shared)	2 MB (per die)
L3 cache	0 KB	0 KB
Chip lithography	45 nm	65 nm
Die size	82 mm2	2x 81 mm2
Maximum core temperature	74 °C	no data
Maximum case temperature (TCase)	no data	69 °C
Number of transistors	228 million	376 million
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	0.85V-1.3625V	1.2V-1.3375V

Compatibility

Information on Pentium E5300 and Pentium D 940 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	LGA775	LGA775,PLGA775
Power consumption (TDP)	65 Watt	130 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium E5300 and Pentium D 940. 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

Pentium E5300 and Pentium D 940 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	-
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium E5300 and Pentium D 940 are enumerated here.

VT-d	-	-
VT-x	no data	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium E5300 and Pentium D 940. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR1, DDR2, DDR3

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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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	0.57	0.35
Chip lithography	45 nm	65 nm
Power consumption (TDP)	65 Watt	130 Watt

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Should you still have questions on choice between Pentium E5300 and Pentium D 940, ask them in Comments section, and we shall answer.

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