Celeron M 420 vs Duo T2250

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Aggregate performance score

Core Duo T2250
2006
2 cores / 2 threads, 31 Watt
0.22
+144%
Celeron M 420
1 core / 1 thread, 27 Watt
0.09

Core Duo T2250 outperforms Celeron M 420 by a whopping 144% based on our aggregate benchmark results.

Primary details

Comparing Core Duo T2250 and Celeron M 420 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking31963393
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesCore DuoCeleron M
Power efficiency0.670.32
Architecture codenameYonah (2005−2006)Yonah (2005−2006)
Release dateMay 2006 (18 years ago)no data

Detailed specifications

Core Duo T2250 and Celeron M 420 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 cores2 (Dual-core)1 (Single-Core)
Threads21
Base clock speed1.73 GHz1.6 GHz
Boost clock speed1.7 GHz1.6 GHz
Bus rate533 MHz533 MHz
L1 cache0 KBno data
L2 cache2 MBno data
L3 cache0 KB1 MB L2 KB
Chip lithography65 nm65 nm
Die size90 mm2no data
Maximum core temperature100 °C100 °C
Number of transistors151 millionno data
64 bit support--
Windows 11 compatibility--
VID voltage range0.7625-1.3V1.0V-1.3V

Compatibility

Information on Core Duo T2250 and Celeron M 420 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 configuration1no data
SocketPPGA478PPGA478
Power consumption (TDP)31 Watt27 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core Duo T2250 and Celeron M 420. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)+-
Turbo Boost Technology--
Hyper-Threading Technology--
Idle States--
Demand Based Switching--
PAE32 Bitno data
FSB parity--

Security technologies

Core Duo T2250 and Celeron M 420 technologies aimed at improving security, for example, by protecting against hacks.

TXT--
EDB++

Virtualization technologies

Virtual machine speed-up technologies supported by Core Duo T2250 and Celeron M 420 are enumerated here.

VT-x--

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core Duo T2250 and Celeron M 420. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1no data

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.

Duo T2250 0.22
+144%
Celeron M 420 0.09

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.

Duo T2250 350
+152%
Celeron M 420 139

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

Duo T2250 1537
+20.4%
Celeron M 420 1277

Gaming performance

Pros & cons summary


Performance score 0.22 0.09
Physical cores 2 1
Threads 2 1
Power consumption (TDP) 31 Watt 27 Watt

Duo T2250 has a 144.4% higher aggregate performance score, and 100% more physical cores and 100% more threads.

Celeron M 420, on the other hand, has 14.8% lower power consumption.

The Core Duo T2250 is our recommended choice as it beats the Celeron M 420 in performance tests.


Should you still have questions on choice between Core Duo T2250 and Celeron M 420, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core Duo T2250
Core Duo T2250
Intel Celeron M 420
Celeron M 420

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

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


3.3 20 votes

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4.2 81 vote

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Questions & comments

Here you can ask a question about Core Duo T2250 or Celeron M 420, agree or disagree with our judgements, or report an error or mismatch.