Athlon II M340 vs Athlon II M300

Primary details

Comparing Athlon II M300 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	AMD Athlon II	AMD Athlon II
Architecture codename	Caspian (2009)	Caspian (2009)
Release date	10 September 2009 (14 years ago)	10 September 2009 (14 years ago)
Current price	$40	$155

Detailed specifications

Athlon II M300 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	2	2
Boost clock speed	2 GHz	2.2 GHz
Bus support	3200 MHz	3200 MHz
L1 cache	128 KB	128 KB
L2 cache	1 MB	1 MB
Chip lithography	45 nm	45 nm
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

Compatibility

Information on Athlon II M300 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.

Socket	Socket S1 (S1g3)	Socket S1 (S1g3)
Power consumption (TDP)	35 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon II M300 and Athlon II M340. You'll probably need this information if you require some particular technology.

Instruction set extensions	MMX, SSE, SSE2, SSE3, Enhanced 3DNow!, NX bit, AMD64, PowerNow!, AMD Virtualization, DDR2 400 MHz Memory Controller	MMX, SSE, SSE2, SSE3, Enhanced 3DNow!, NX bit, AMD64, PowerNow!, AMD Virtualization, DDR2 400 MHz Memory Controller
PowerNow	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon II M300 and Athlon II M340. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR2

DDR2

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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Should you still have questions on choice between Athlon II M300 and Athlon II M340, ask them in Comments section, and we shall answer.

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