Athlon II M340 vs Celeron M 340

Primary details

Comparing Celeron M 340 and Athlon II M340 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	2869
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Celeron M	AMD Athlon II
Power efficiency	no data	1.38
Architecture codename	Banias (2003)	Caspian (2009)
Release date	no data (2024 years ago)	10 September 2009 (15 years ago)

Detailed specifications

Celeron M 340 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	1 (Single-Core)	2 (Dual-core)
Threads	1	2
Base clock speed	1.5 GHz	no data
Boost clock speed	1.5 GHz	2.2 GHz
Bus rate	400 MHz	3200 MHz
L1 cache	no data	128 KB
L2 cache	no data	1 MB
L3 cache	512 KB L2	no data
Chip lithography	130 nm	45 nm
Maximum core temperature	100 °C	no data
64 bit support	-	+
Windows 11 compatibility	-	-
VID voltage range	1.356V	no data

Compatibility

Information on Celeron M 340 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	PPGA478	Socket S1 (S1g3)
Power consumption (TDP)	24.5 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron M 340 and Athlon II M340. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	MMX, SSE, SSE2, SSE3, Enhanced 3DNow!, NX bit, AMD64, PowerNow!, AMD Virtualization
PowerNow	-	+
Enhanced SpeedStep (EIST)	-	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	-	no data
Demand Based Switching	-	no data
PAE	32 Bit	no data
FSB parity	-	no data

Security technologies

Celeron M 340 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 Celeron M 340 and Athlon II M340 are enumerated here.

VT-x

-

no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron M 340 and Athlon II M340. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

no data

DDR2

Pros & cons summary

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Physical cores	1	2
Threads	1	2
Chip lithography	130 nm	45 nm
Power consumption (TDP)	24 Watt	35 Watt

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