Mobile Pentium 4 3.06 vs Celeron M 420

Primary details

Comparing Celeron M 420 and Mobile Pentium 4 3.06 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Celeron M	no data
Architecture codename	Yonah (2005−2006)	Northwood (2002−2004)
Release date	no data	June 2003 (21 year ago)

Detailed specifications

Celeron M 420 and Mobile Pentium 4 3.06 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	1 (Single-Core)	1 (Single-Core)
Threads	1	2
Base clock speed	1.6 GHz	no data
Boost clock speed	1.6 GHz	3.07 GHz
Bus rate	533 MHz	no data
L1 cache	no data	8 KB
L2 cache	no data	512 KB
L3 cache	1 MB L2 KB	0 KB
Chip lithography	65 nm	130 nm
Die size	no data	131 mm2
Maximum core temperature	100 °C	no data
Maximum case temperature (TCase)	no data	74 °C
Number of transistors	no data	55 million
64 bit support	-	-
Windows 11 compatibility	-	-
VID voltage range	1.0V-1.3V	no data

Compatibility

Information on Celeron M 420 and Mobile Pentium 4 3.06 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	PPGA478	478
Power consumption (TDP)	27 Watt	70 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron M 420 and Mobile Pentium 4 3.06. 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	-	+
Idle States	-	no data
Demand Based Switching	-	no data
FSB parity	-	no data
Status	Discontinued	no data

Security technologies

Celeron M 420 and Mobile Pentium 4 3.06 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 Celeron M 420 and Mobile Pentium 4 3.06 are enumerated here.

VT-x

-

no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron M 420 and Mobile Pentium 4 3.06. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

no data

DDR1, DDR2

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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Threads	1	2
Chip lithography	65 nm	130 nm
Power consumption (TDP)	27 Watt	70 Watt

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Should you still have questions on choice between Celeron M 420 and Mobile Pentium 4 3.06, ask them in Comments section, and we shall answer.

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