Athlon II M340 vs Atom N2800

Primary details

Comparing Atom N2800 and Athlon II M340 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	2759
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Atom	AMD Athlon II
Architecture codename	Cedarview-M (2011−2012)	Caspian (2009)
Release date	1 December 2011 (12 years ago)	10 September 2009 (14 years ago)
Launch price (MSRP)	$47	no data
Current price	$253 (5.4x MSRP)	$155

Detailed specifications

Atom N2800 and Athlon II M340 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	1.86 GHz	no data
Boost clock speed	1.87 GHz	2.2 GHz
Bus support	no data	3200 MHz
L1 cache	64 KB (per core)	128 KB
L2 cache	512K (per core)	1 MB
L3 cache	0 KB	no data
Chip lithography	32 nm	45 nm
Die size	66 mm2	no data
Number of transistors	176 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

Compatibility

Information on Atom N2800 and Athlon II M340 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	no data
Socket	FCBGA559	Socket S1 (S1g3)
Power consumption (TDP)	6.5 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom N2800 and Athlon II M340. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE2, Intel® SSE3, Intel® SSSE3	MMX, SSE, SSE2, SSE3, Enhanced 3DNow!, NX bit, AMD64, PowerNow!, AMD Virtualization, DDR2 400 MHz Memory Controller
PowerNow	no data	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	+	no data
Thermal Monitoring	+	no data
Demand Based Switching	-	no data
Status	Discontinued	no data

Security technologies

Atom N2800 and Athlon II M340 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 N2800 and Athlon II M340 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom N2800 and Athlon II M340. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR2
Maximum memory size	4.88 GB	no data
Max memory channels	1	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

Intel Graphics Media Accelerator (GMA) 3650

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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Recency	1 December 2011	10 September 2009
Threads	4	2
Chip lithography	32 nm	45 nm
Power consumption (TDP)	6 Watt	35 Watt

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Should you still have questions on choice between Atom N2800 and Athlon II M340, ask them in Comments section, and we shall answer.

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