Intel Atom N455 vs AMD Athlon 64 X2 4000+ EE

Comparative analysis of Intel Atom N455 and AMD Athlon 64 X2 4000+ EE 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

AMD Athlon 64 X2 4000+ EE

Differences

Reasons to consider the Intel Atom N455

CPU is newer: launch date 4 year(s) 0 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 90 nm
9.3x lower typical power consumption: 6.5 Watt vs 65 Watt

Launch date	1 May 2010 vs May 2006
Manufacturing process technology	45 nm vs 90 nm
Thermal Design Power (TDP)	6.5 Watt vs 65 Watt

Reasons to consider the AMD Athlon 64 X2 4000+ EE

1 more cores, run more applications at once: 2 vs 1
Around 20% higher clock speed: 2 GHz vs 1.66 GHz
4x more L1 cache, more data can be stored in the L1 cache for quick access later
2x more L2 cache, more data can be stored in the L2 cache for quick access later

Number of cores	2 vs 1
Maximum frequency	2 GHz vs 1.66 GHz
L1 cache	256 KB vs 64 KB (per core)
L2 cache	1024 KB vs 512 KB

Compare benchmarks

CPU 1: Intel Atom N455
CPU 2: AMD Athlon 64 X2 4000+ EE

Name	Intel Atom N455	AMD Athlon 64 X2 4000+ EE
PassMark - Single thread mark	268
PassMark - CPU mark	196
Geekbench 4 - Single Core	62
Geekbench 4 - Multi-Core	94

Compare specifications (specs)

	Intel Atom N455	AMD Athlon 64 X2 4000+ EE
Essentials
Architecture codename	Pineview	Windsor
Launch date	1 May 2010	May 2006
Launch price (MSRP)	$64
Place in performance rating	3311	not rated
Processor Number	N455
Series	Legacy Intel Atom® Processors
Status	Discontinued
Vertical segment	Mobile	Desktop
Performance
64 bit support
Base frequency	1.66 GHz
Bus Speed	2.5 GT/s DMI
Die size	66 mm2	220 mm
Front-side bus (FSB)	533 MHz
L1 cache	64 KB (per core)	256 KB
L2 cache	512 KB	1024 KB
Manufacturing process technology	45 nm	90 nm
Maximum core temperature	100°C
Maximum frequency	1.66 GHz	2 GHz
Number of cores	1	2
Number of threads	2
Transistor count	123 million	154 million
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
Sockets supported	FCBGA559	AM2
Thermal Design Power (TDP)	6.5 Watt	65 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
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)