Intel Atom N280 vs Intel Core 2 Duo SU9400

Comparative analysis of Intel Atom N280 and Intel Core 2 Duo SU9400 processors for all known characteristics in the following categories: Essentials, Performance, 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, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

Intel Atom N280

Intel Core 2 Duo SU9400

Differences

Reasons to consider the Intel Atom N280

CPU is newer: launch date 5 month(s) later
Around 19% higher clock speed: 1.66 GHz vs 1.4 GHz
3.3x lower typical power consumption: 2.5 Watt vs 10 Watt

Launch date	1 February 2009 vs 20 August 2008
Maximum frequency	1.66 GHz vs 1.4 GHz
Thermal Design Power (TDP)	2.5 Watt vs 10 Watt

Reasons to consider the Intel Core 2 Duo SU9400

1 more cores, run more applications at once: 2 vs 1
Around 17% higher maximum core temperature: 105°C vs 90°C
2.3x more L1 cache, more data can be stored in the L1 cache for quick access later
6x more L2 cache, more data can be stored in the L2 cache for quick access later
2.5x better performance in PassMark - Single thread mark: 582 vs 234
3.3x better performance in PassMark - CPU mark: 511 vs 157

Specifications (specs)
Number of cores	2 vs 1
Maximum core temperature	105°C vs 90°C
L1 cache	128 KB vs 56 KB
L2 cache	3072 KB vs 512 KB
Benchmarks
PassMark - Single thread mark	582 vs 234
PassMark - CPU mark	511 vs 157

Compare benchmarks

CPU 1: Intel Atom N280
CPU 2: Intel Core 2 Duo SU9400

PassMark - Single thread mark

CPU 1

CPU 2

234

582

PassMark - CPU mark

CPU 1

CPU 2

157

511

Name	Intel Atom N280	Intel Core 2 Duo SU9400
PassMark - Single thread mark	234	582
PassMark - CPU mark	157	511
Geekbench 4 - Single Core		200
Geekbench 4 - Multi-Core		338
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		0.154
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		11.14
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.043
CompuBench 1.5 Desktop - Video Composition (Frames/s)		0.281
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		1.04

Compare specifications (specs)

	Intel Atom N280	Intel Core 2 Duo SU9400
Essentials
Architecture codename	Diamondville	Penryn
Launch date	1 February 2009	20 August 2008
Place in performance rating	3283	3292
Processor Number	N280	SU9400
Series	Legacy Intel Atom® Processors	Legacy Intel® Core™ Processors
Status	Discontinued	Discontinued
Vertical segment	Mobile	Mobile
Launch price (MSRP)		$262
Performance
64 bit support
Base frequency	1.66 GHz	1.40 GHz
Bus Speed	667 MHz FSB	800 MHz FSB
Die size	26 mm2	107 mm2
Front-side bus (FSB)	667 MHz	800 MHz
L1 cache	56 KB	128 KB
L2 cache	512 KB	3072 KB
Manufacturing process technology	45 nm	45 nm
Maximum core temperature	90°C	105°C
Maximum frequency	1.66 GHz	1.4 GHz
Number of cores	1	2
Number of threads	2	2
Transistor count	47 million	410 million
VID voltage range	0.9V-1.1625V	1.050V-1.150V
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1
Package Size	22mm x 22mm	22mm x 22mm
Sockets supported	PBGA437	BGA956
Thermal Design Power (TDP)	2.5 Watt	10 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 64
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Thermal Monitoring
FSB parity
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)