Intel Atom N455 vs Intel Atom N450

Comparative analysis of Intel Atom N455 and Intel Atom N450 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Compatibility, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Atom N455

Intel Atom N450

Differences

Reasons to consider the Intel Atom N455

CPU is newer: launch date 4 month(s) later

Launch date	1 May 2010 vs 21 December 2009

Reasons to consider the Intel Atom N450

Around 17% lower typical power consumption: 5.5 Watt vs 6.5 Watt
Around 3% better performance in PassMark - Single thread mark: 277 vs 268
Around 4% better performance in PassMark - CPU mark: 203 vs 196
Around 29% better performance in Geekbench 4 - Single Core: 80 vs 62
Around 32% better performance in Geekbench 4 - Multi-Core: 124 vs 94

Specifications (specs)
Thermal Design Power (TDP)	5.5 Watt vs 6.5 Watt
Benchmarks
PassMark - Single thread mark	277 vs 268
PassMark - CPU mark	203 vs 196
Geekbench 4 - Single Core	80 vs 62
Geekbench 4 - Multi-Core	124 vs 94

Compare benchmarks

CPU 1: Intel Atom N455
CPU 2: Intel Atom N450

PassMark - Single thread mark

CPU 1

CPU 2

268

277

PassMark - CPU mark

CPU 1

CPU 2

196

203

Geekbench 4 - Single Core

CPU 1

CPU 2

Geekbench 4 - Multi-Core

CPU 1

CPU 2

124

Name	Intel Atom N455	Intel Atom N450
PassMark - Single thread mark	268	277
PassMark - CPU mark	196	203
Geekbench 4 - Single Core	62	80
Geekbench 4 - Multi-Core	94	124

Compare specifications (specs)

	Intel Atom N455	Intel Atom N450
Essentials
Architecture codename	Pineview	Pineview
Launch date	1 May 2010	21 December 2009
Launch price (MSRP)	$64	$64
Place in performance rating	3311	3308
Processor Number	N455	N450
Series	Legacy Intel Atom® Processors	Legacy Intel Atom® Processors
Status	Discontinued	Discontinued
Vertical segment	Mobile	Mobile
Performance
64 bit support
Base frequency	1.66 GHz	1.66 GHz
Bus Speed	2.5 GT/s DMI	2.5 GT/s DMI
Die size	66 mm2	66 mm2
Front-side bus (FSB)	533 MHz	533 MHz
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	512 KB	512 KB
Manufacturing process technology	45 nm	45 nm
Maximum core temperature	100°C	100°C
Maximum frequency	1.66 GHz	1.66 GHz
Number of cores	1	1
Number of threads	2	2
Transistor count	123 million	123 million
VID voltage range		0.800V-1.175V
Memory
Max memory channels	1	1
Maximum memory size	2 GB	2 GB
Supported memory types	DDR2/3	DDR2 667
Graphics
Graphics base frequency	200 MHz
Processor graphics	Integrated	Integrated
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	22mm x 22mm	22mm x 22mm
Sockets supported	FCBGA559	FCBGA559
Thermal Design Power (TDP)	6.5 Watt	5.5 Watt
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Instruction set extensions	Intel® SSE2, Intel® SSE3, Intel® SSSE3	Intel® SSE2, Intel® SSE3, Intel® SSSE3
Intel 64
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)