Atom N455 vs Pentium M 740

#ad 
Buy on Amazon
VS

Aggregate performance score

Pentium M 740
2005
1 core / 1 thread, 27 Watt
0.19
+58.3%
Atom N455
2010
1 core / 2 threads, 6 Watt
0.12

Pentium M 740 outperforms Atom N455 by an impressive 58% based on our aggregate benchmark results.

Primary details

Comparing Pentium M 740 and Atom N455 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking32483352
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesPentium MIntel Atom
Power efficiency0.671.62
Architecture codenameDothan (2004−2005)Pinetrail (2009−2011)
Release date19 January 2005 (19 years ago)1 June 2010 (14 years ago)
Launch price (MSRP)no data$64

Detailed specifications

Pentium M 740 and Atom N455 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)
Threads12
Base clock speed1.73 GHz1.66 GHz
Boost clock speed1.73 GHz1.67 GHz
Bus rate533 MHz533 MHz
L1 cache32 KB64 KB (per core)
L2 cache2 MB512K (per core)
L3 cache0 KB0 KB
Chip lithography90 nm45 nm
Die size87 mm266 mm2
Maximum core temperature100 °C100 °C
Number of transistors144 million123 million
64 bit support-+
Windows 11 compatibility--
VID voltage range1.26V-1.356Vno data

Compatibility

Information on Pentium M 740 and Atom N455 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 configuration11
SocketPPGA478, H-PBGA479FCBGA559
Power consumption (TDP)27 Watt6.5 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium M 740 and Atom N455. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE2, Intel® SSE3, Intel® SSSE3
Enhanced SpeedStep (EIST)++
Turbo Boost Technology--
Hyper-Threading Technology-+
Idle States-no data
Thermal Monitoring-+
Demand Based Switching--
PAE32 Bitno data
FSB parity-no data

Security technologies

Pentium M 740 and Atom N455 technologies aimed at improving security, for example, by protecting against hacks.

TXT--
EDB++

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium M 740 and Atom N455 are enumerated here.

VT-dno data-
VT-x--

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium M 740 and Atom N455. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR2DDR3
Maximum memory sizeno data2 GB
Max memory channelsno data1

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardOn certain motherboards (Chipset feature)Intel GMA 3150

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.

Pentium M 740 0.19
+58.3%
Atom N455 0.12

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.

Pentium M 740 1435
+154%
Atom N455 564

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

Pentium M 740 737
+50.4%
Atom N455 490

Gaming performance

Pros & cons summary


Performance score 0.19 0.12
Recency 19 January 2005 1 June 2010
Threads 1 2
Chip lithography 90 nm 45 nm
Power consumption (TDP) 27 Watt 6 Watt

Pentium M 740 has a 58.3% higher aggregate performance score.

Atom N455, on the other hand, has an age advantage of 5 years, 100% more threads, a 100% more advanced lithography process, and 350% lower power consumption.

The Pentium M 740 is our recommended choice as it beats the Atom N455 in performance tests.


Should you still have questions on choice between Pentium M 740 and Atom N455, 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 Pentium M 740
Pentium M 740
Intel Atom N455
Atom N455

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.


3.6 56 votes

Rate Pentium M 740 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
2.8 244 votes

Rate Atom N455 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Pentium M 740 or Atom N455, agree or disagree with our judgements, or report an error or mismatch.