A4-9120C vs Celeron M 340

Place in the ranking	3330	2857
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Celeron M	AMD Bristol Ridge
Power efficiency	0.63	8.52
Architecture codename	Banias (2003)	Stoney Ridge (2016−2019)
Release date	no data	6 January 2019 (5 years ago)

Detailed specifications

Celeron M 340 and A4-9120C 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	1.6 GHz
Bus rate	400 MHz	no data
Multiplier	no data	16
L1 cache	no data	160 KB
L2 cache	no data	1 MB
L3 cache	512 KB L2	no data
Chip lithography	130 nm	28 nm
Die size	no data	124.5 mm²
Maximum core temperature	100 °C	no data
Number of transistors	no data	1200 Million
64 bit support	-	+
Windows 11 compatibility	-	-
VID voltage range	1.356V	no data

Compatibility

Information on Celeron M 340 and A4-9120C 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	BGA
Power consumption (TDP)	24.5 Watt	6 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron M 340 and A4-9120C. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Virtualization,
AES-NI	-	+
AVX	-	+
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 A4-9120C 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 A4-9120C are enumerated here.

AMD-V	-	+
VT-x	-	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron M 340 and A4-9120C. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	no data	DDR4
Maximum memory bandwidth	no data	14.936 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

AMD Radeon R4 (Stoney Ridge) ( - 600 MHz)

Gaming performance

Pros & cons summary

Performance score	0.14	0.54
Physical cores	1	2
Threads	1	2
Chip lithography	130 nm	28 nm
Power consumption (TDP)	24 Watt	6 Watt

A4-9120C has a 285.7% higher aggregate performance score, 100% more physical cores and 100% more threads, a 364.3% more advanced lithography process, and 300% lower power consumption.

The A4-9120C is our recommended choice as it beats the Celeron M 340 in performance tests.

Should you still have questions on choice between Celeron M 340 and A4-9120C, ask them in Comments section, and we shall answer.