Atom N455 vs Celeron 450

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Primary details

Comparing Celeron 450 and Atom N455 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Seriesno dataIntel Atom
Architecture codenameConroe-L (2007−2008)Pinetrail (2009−2011)
Release dateAugust 2008 (16 years ago)1 June 2010 (14 years ago)
Launch price (MSRP)no data$64

Detailed specifications

Celeron 450 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 speed2.2 GHz1.66 GHz
Boost clock speed2.2 GHz1.67 GHz
Bus rateno data533 MHz
L1 cache64 KB64 KB (per core)
L2 cache512 KB512K (per core)
L3 cache0 KB0 KB
Chip lithography65 nm45 nm
Die size77 mm266 mm2
Maximum core temperature60 °C100 °C
Number of transistors105 million123 million
64 bit support++
Windows 11 compatibility--
VID voltage range1V-1.3375Vno data

Compatibility

Information on Celeron 450 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
SocketLGA775FCBGA559
Power consumption (TDP)35 Watt6.5 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron 450 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--
FSB parity-no data

Security technologies

Celeron 450 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 Celeron 450 and Atom N455 are enumerated here.

VT-d--
VT-x--

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron 450 and Atom N455. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3DDR3
Maximum memory sizeno data2 GB
Max memory channelsno data1

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel 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.



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 450 426
+117%
Atom N455 196

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Celeron 450 159
+200%
Atom N455 53

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Celeron 450 161
+101%
Atom N455 80

Pros & cons summary


Threads 1 2
Chip lithography 65 nm 45 nm
Power consumption (TDP) 35 Watt 6 Watt

Atom N455 has 100% more threads, a 44.4% more advanced lithography process, and 483.3% lower power consumption.

We couldn't decide between Celeron 450 and Atom N455. We've got no test results to judge.

Note that Celeron 450 is a desktop processor while Atom N455 is a notebook one.


Should you still have questions on choice between Celeron 450 and Atom N455, ask them in Comments section, and we shall answer.

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Intel Celeron 450
Celeron 450
Intel Atom N455
Atom N455

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Community ratings

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Questions & comments

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