C-30 vs Celeron M 420

VS

Aggregate performance score

Celeron M 420
1 core / 1 thread, 27 Watt
0.09
C-30
2011
1 core / 1 thread, 9 Watt
0.11
+22.2%

C-30 outperforms Celeron M 420 by a significant 22% based on our aggregate benchmark results.

Primary details

Comparing Celeron M 420 and C-30 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking33933371
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesCeleron MAMD C-Series
Power efficiency0.321.16
Architecture codenameYonah (2005−2006)Ontario (2011−2012)
Release dateno data4 January 2011 (13 years ago)

Detailed specifications

Celeron M 420 and C-30 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 cores1 (Single-Core)1 (Single-Core)
Threads11
Base clock speed1.6 GHzno data
Boost clock speed1.6 GHz1.2 GHz
Bus rate533 MHzno data
L1 cacheno data64 KB
L2 cacheno data512 KB
L3 cache1 MB L2 KB0 KB
Chip lithography65 nm40 nm
Die sizeno data75 mm2
Maximum core temperature100 °Cno data
64 bit support-+
Windows 11 compatibility--
VID voltage range1.0V-1.3Vno data

Compatibility

Information on Celeron M 420 and C-30 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 configurationno data1
SocketPPGA478FT1 BGA 413-Ball
Power consumption (TDP)27 Watt9 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron M 420 and C-30. You'll probably need this information if you require some particular technology.

Instruction set extensionsno data40 nm, 1.24-1.35V
Enhanced SpeedStep (EIST)-no data
Turbo Boost Technology-no data
Hyper-Threading Technology-no data
Idle States-no data
Demand Based Switching-no data
FSB parity-no data

Security technologies

Celeron M 420 and C-30 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 C-30 are enumerated here.

AMD-V-+
VT-x-no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron M 420 and C-30. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR3 Single-channel

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataAMD Radeon HD 6250

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


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.

Celeron M 420 0.09
C-30 0.11
+22.2%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Celeron M 420 139
C-30 178
+28.1%

Gaming performance

Pros & cons summary


Performance score 0.09 0.11
Chip lithography 65 nm 40 nm
Power consumption (TDP) 27 Watt 9 Watt

C-30 has a 22.2% higher aggregate performance score, a 62.5% more advanced lithography process, and 200% lower power consumption.

The C-30 is our recommended choice as it beats the Celeron M 420 in performance tests.


Should you still have questions on choice between Celeron M 420 and C-30, ask them in Comments section, and we shall answer.

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Intel Celeron M 420
Celeron M 420
AMD C-30
C-30

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


4.2 81 vote

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1.9 18 votes

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Questions & comments

Here you can ask a question about Celeron M 420 or C-30, agree or disagree with our judgements, or report an error or mismatch.