Athlon 64 X2 5400+ vs Atom N550

Primary details

Comparing Atom N550 and Athlon 64 X2 5400+ processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	2811
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Desktop processor
Series	Intel Atom	no data
Power efficiency	no data	0.60
Architecture codename	Pineview (2009−2011)	Windsor (2006−2007)
Release date	23 August 2010 (14 years ago)	December 2006 (17 years ago)
Launch price (MSRP)	$86	no data

Detailed specifications

Atom N550 and Athlon 64 X2 5400+ basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	2 (Dual-core)	2 (Dual-core)
Threads	4	2
Base clock speed	1.5 GHz	no data
Boost clock speed	1.5 GHz	2.8 GHz
Bus rate	666 MHz	no data
L1 cache	64K (per core)	256 KB
L2 cache	512K (per core)	512 KB
L3 cache	0 KB	0 KB
Chip lithography	45 nm	90 nm
Die size	87 mm2	220 mm2
Number of transistors	176 million	154 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Atom N550 and Athlon 64 X2 5400+ compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1	1
Socket	FCBGA559	AM2
Power consumption (TDP)	8.5 Watt	89 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom N550 and Athlon 64 X2 5400+. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE2, Intel® SSE3, Intel® SSSE3	no data
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	+	no data
Thermal Monitoring	+	-
Demand Based Switching	-	no data

Security technologies

Atom N550 and Athlon 64 X2 5400+ technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Atom N550 and Athlon 64 X2 5400+ are enumerated here.

VT-d	-	no data
VT-x	-	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom N550 and Athlon 64 X2 5400+. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	no data
Maximum memory size	2 GB	no data
Max memory channels	1	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

Intel GMA 3150

no data

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Pros & cons summary

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Threads	4	2
Chip lithography	45 nm	90 nm
Power consumption (TDP)	8 Watt	89 Watt

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Should you still have questions on choice between Atom N550 and Athlon 64 X2 5400+, ask them in Comments section, and we shall answer.

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