Intel Atom N450 vs Intel Core 2 Duo SU9400

Comparative analysis of Intel Atom N450 and Intel Core 2 Duo SU9400 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).

 

Differences

Reasons to consider the Intel Atom N450

  • CPU is newer: launch date 1 year(s) 4 month(s) later
  • Around 19% higher clock speed: 1.66 GHz vs 1.4 GHz
  • Around 67% lower typical power consumption: 5.5 Watt vs 10 Watt
Launch date 21 December 2009 vs 20 August 2008
Maximum frequency 1.66 GHz vs 1.4 GHz
Thermal Design Power (TDP) 5.5 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 5% higher maximum core temperature: 105°C vs 100°C
  • 2x 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
  • 2.1x better performance in PassMark - Single thread mark: 583 vs 277
  • 2.5x better performance in PassMark - CPU mark: 503 vs 203
  • 2.5x better performance in Geekbench 4 - Single Core: 200 vs 80
  • 2.7x better performance in Geekbench 4 - Multi-Core: 338 vs 124
Specifications (specs)
Number of cores 2 vs 1
Maximum core temperature 105°C vs 100°C
L1 cache 128 KB vs 64 KB (per core)
L2 cache 3072 KB vs 512 KB
Benchmarks
PassMark - Single thread mark 583 vs 277
PassMark - CPU mark 503 vs 203
Geekbench 4 - Single Core 200 vs 80
Geekbench 4 - Multi-Core 338 vs 124

Compare benchmarks

CPU 1: Intel Atom N450
CPU 2: Intel Core 2 Duo SU9400

PassMark - Single thread mark
CPU 1
CPU 2
277
583
PassMark - CPU mark
CPU 1
CPU 2
203
503
Geekbench 4 - Single Core
CPU 1
CPU 2
80
200
Geekbench 4 - Multi-Core
CPU 1
CPU 2
124
338
Name Intel Atom N450 Intel Core 2 Duo SU9400
PassMark - Single thread mark 277 583
PassMark - CPU mark 203 503
Geekbench 4 - Single Core 80 200
Geekbench 4 - Multi-Core 124 338
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 N450 Intel Core 2 Duo SU9400

Essentials

Architecture codename Pineview Penryn
Launch date 21 December 2009 20 August 2008
Launch price (MSRP) $64 $262
Place in performance rating 3298 3282
Processor Number N450 SU9400
Series Legacy Intel Atom® Processors Legacy Intel® Core™ Processors
Status Discontinued Discontinued
Vertical segment Mobile Mobile

Performance

64 bit support
Base frequency 1.66 GHz 1.40 GHz
Bus Speed 2.5 GT/s DMI 800 MHz FSB
Die size 66 mm2 107 mm2
Front-side bus (FSB) 533 MHz 800 MHz
L1 cache 64 KB (per core) 128 KB
L2 cache 512 KB 3072 KB
Manufacturing process technology 45 nm 45 nm
Maximum core temperature 100°C 105°C
Maximum frequency 1.66 GHz 1.4 GHz
Number of cores 1 2
Number of threads 2 2
Transistor count 123 million 410 million
VID voltage range 0.800V-1.175V 1.050V-1.150V

Memory

Max memory channels 1
Maximum memory size 2 GB
Supported memory types DDR2 667

Graphics

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) 5.5 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)

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