Intel Atom N475 vs Intel Core 2 Duo SL9400

Comparative analysis of Intel Atom N475 and Intel Core 2 Duo SL9400 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, 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 N475

Intel Core 2 Duo SL9400

Differences

Reasons to consider the Intel Atom N475

CPU is newer: launch date 1 year(s) 8 month(s) later
2.4x lower typical power consumption: 6.5 Watt vs 17 Watt

Launch date	1 May 2010 vs 20 August 2008
Thermal Design Power (TDP)	6.5 Watt vs 17 Watt

Reasons to consider the Intel Core 2 Duo SL9400

1 more cores, run more applications at once: 2 vs 1
Around 2% higher clock speed: 1.86 GHz vs 1.83 GHz
Around 5% higher maximum core temperature: 105°C vs 100°C
12x more L2 cache, more data can be stored in the L2 cache for quick access later
2.8x better performance in PassMark - Single thread mark: 786 vs 281
4.2x better performance in PassMark - CPU mark: 759 vs 179

Specifications (specs)
Number of cores	2 vs 1
Maximum frequency	1.86 GHz vs 1.83 GHz
Maximum core temperature	105°C vs 100°C
L2 cache	6134 KB vs 512 KB
Benchmarks
PassMark - Single thread mark	786 vs 281
PassMark - CPU mark	759 vs 179

Compare benchmarks

CPU 1: Intel Atom N475
CPU 2: Intel Core 2 Duo SL9400

PassMark - Single thread mark

CPU 1

CPU 2

281

786

PassMark - CPU mark

CPU 1

CPU 2

179

759

Name	Intel Atom N475	Intel Core 2 Duo SL9400
PassMark - Single thread mark	281	786
PassMark - CPU mark	179	759
Geekbench 4 - Single Core		261
Geekbench 4 - Multi-Core		463
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		0.202
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		15.868
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.06
CompuBench 1.5 Desktop - Video Composition (Frames/s)		0.241
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		1.428

Compare specifications (specs)

	Intel Atom N475	Intel Core 2 Duo SL9400
Essentials
Architecture codename	Pineview	Penryn
Launch date	1 May 2010	20 August 2008
Launch price (MSRP)	$75	$284
Place in performance rating	3253	3245
Processor Number	N475	SL9400
Series	Legacy Intel Atom® Processors	Legacy Intel® Core™ Processors
Status	Discontinued	Discontinued
Vertical segment	Mobile	Mobile
Price now		$253
Value for money (0-100)		1.47
Performance
64 bit support
Base frequency	1.83 GHz	1.86 GHz
Bus Speed	2.5 GT/s DMI	1066 MHz FSB
Die size	66 mm2	107 mm2
Front-side bus (FSB)	533 MHz	1066 MHz
L1 cache	64 KB (per core)
L2 cache	512 KB	6134 KB
Manufacturing process technology	45 nm	45 nm
Maximum core temperature	100°C	105°C
Maximum frequency	1.83 GHz	1.86 GHz
Number of cores	1	2
Number of threads	2	2
Transistor count	123 million	410 million
VID voltage range		1.050V - 1.150V
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
Package Size	22mm x 22mm	22mm x 22mm
Sockets supported	FCBGA559	BGA956
Thermal Design Power (TDP)	6.5 Watt	17 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
Idle States
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)