Pentium E5300 vs Xeon E5420

Primary details

Comparing Xeon E5420 and Pentium E5300 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2283	2818
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	2.04
Market segment	Server	Desktop processor
Power efficiency	1.50	0.83
Architecture codename	no data	Wolfdale (2008−2010)
Release date	1 October 2007 (17 years ago)	November 2008 (16 years ago)
Launch price (MSRP)	no data	$64

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon E5420 and Pentium E5300 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	2 (Dual-core)
Threads	no data	2
Base clock speed	2.5 GHz	2.6 GHz
Boost clock speed	no data	2.6 GHz
L1 cache	no data	64 KB (per core)
L2 cache	no data	2 MB (shared)
L3 cache	12 MB L2 Cache	0 KB
Chip lithography	45 nm	45 nm
Die size	no data	82 mm2
Maximum core temperature	67 °C	74 °C
Number of transistors	no data	228 million
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	0.85V-1.35V	0.85V-1.3625V

Compatibility

Information on Xeon E5420 and Pentium E5300 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	LGA775
Power consumption (TDP)	80 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5420 and Pentium E5300. 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	+	-
FSB parity	+	-

Security technologies

Xeon E5420 and Pentium E5300 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	-
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5420 and Pentium E5300 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5420 and Pentium E5300. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

no data

DDR1, DDR2, DDR3

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	1.27	0.57
Power consumption (TDP)	80 Watt	65 Watt

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Should you still have questions on choice between Xeon E5420 and Pentium E5300, ask them in Comments section, and we shall answer.

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