Intel Atom N475 vs Intel Atom N280

Comparative analysis of Intel Atom N475 and Intel Atom N280 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.

Intel Atom N475

Intel Atom N280

Differences

Reasons to consider the Intel Atom N475

CPU is newer: launch date 1 year(s) 3 month(s) later
Around 10% higher clock speed: 1.83 GHz vs 1.66 GHz
Around 11% higher maximum core temperature: 100°C vs 90°C
Around 14% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 20% better performance in PassMark - Single thread mark: 281 vs 234
Around 14% better performance in PassMark - CPU mark: 179 vs 157

Specifications (specs)
Launch date	1 May 2010 vs 1 February 2009
Maximum frequency	1.83 GHz vs 1.66 GHz
Maximum core temperature	100°C vs 90°C
L1 cache	64 KB (per core) vs 56 KB
Benchmarks
PassMark - Single thread mark	281 vs 234
PassMark - CPU mark	179 vs 157

Reasons to consider the Intel Atom N280

2.3x lower typical power consumption: 2.5 Watt vs 6.5 Watt

Thermal Design Power (TDP)	2.5 Watt vs 6.5 Watt

Compare benchmarks

CPU 1: Intel Atom N475
CPU 2: Intel Atom N280

PassMark - Single thread mark

CPU 1

CPU 2

281

234

PassMark - CPU mark

CPU 1

CPU 2

179

157

Name	Intel Atom N475	Intel Atom N280
PassMark - Single thread mark	281	234
PassMark - CPU mark	179	157

Compare specifications (specs)

	Intel Atom N475	Intel Atom N280
Essentials
Architecture codename	Pineview	Diamondville
Launch date	1 May 2010	1 February 2009
Launch price (MSRP)	$75
Place in performance rating	3265	3283
Processor Number	N475	N280
Series	Legacy Intel Atom® Processors	Legacy Intel Atom® Processors
Status	Discontinued	Discontinued
Vertical segment	Mobile	Mobile
Performance
64 bit support
Base frequency	1.83 GHz	1.66 GHz
Bus Speed	2.5 GT/s DMI	667 MHz FSB
Die size	66 mm2	26 mm2
Front-side bus (FSB)	533 MHz	667 MHz
L1 cache	64 KB (per core)	56 KB
L2 cache	512 KB	512 KB
Manufacturing process technology	45 nm	45 nm
Maximum core temperature	100°C	90°C
Maximum frequency	1.83 GHz	1.66 GHz
Number of cores	1	1
Number of threads	2	2
Transistor count	123 million	47 million
VID voltage range		0.9V-1.1625V
Memory
Max memory channels	1
Maximum memory size	2 GB
Supported memory types	DDR2/3
Graphics
Graphics base frequency	200 MHz
Processor graphics	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	PBGA437
Thermal Design Power (TDP)	6.5 Watt	2.5 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)