A8-3820 vs A12-9720P

Primary details

Comparing A12-9720P and A8-3820 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1954	2124
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	0.07
Market segment	Laptop	Desktop processor
Series	AMD Bristol Ridge	no data
Architecture codename	Bristol Ridge (2016−2019)	Llano (2011−2012)
Release date	1 June 2016 (8 years ago)	20 December 2011 (12 years ago)
Current price	$502	$32

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

A12-9720P and A8-3820 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	4 (Quad-Core)	4 (Quad-Core)
Threads	4	4
Base clock speed	2.7 GHz	2.5 GHz
Boost clock speed	3.6 GHz	2.8 GHz
L1 cache	no data	128 KB (per core)
L2 cache	2 MB	1 MB (per core)
L3 cache	no data	0 KB
Chip lithography	28 nm	32 nm
Die size	250 mm2	228 mm2
Maximum core temperature	90 °C	no data
Number of transistors	3100 Million	1,178 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

Compatibility

Information on A12-9720P and A8-3820 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	no data	1
Socket	FP4	FM1
Power consumption (TDP)	15 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A12-9720P and A8-3820. You'll probably need this information if you require some particular technology.

Instruction set extensions	DDR4-1866 RAM, PCIe 3, MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, TBM, FMA4, XOP, SMEP, CPB, AES-NI, RDRAND	no data
AES-NI	+	no data
FMA	+	no data
AVX	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by A12-9720P and A8-3820 are enumerated here.

AMD-V

no data

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by A12-9720P and A8-3820. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR4

DDR3

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare

AMD Radeon R7 (Bristol Ridge)

AMD Radeon HD 6550D

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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Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

A12-9720P outperforms A8-3820 by 22% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	1.72	1.41
Integrated graphics card	1.95	1.04
Recency	1 June 2016	20 December 2011
Chip lithography	28 nm	32 nm
Power consumption (TDP)	15 Watt	65 Watt

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Should you still have questions on choice between A12-9720P and A8-3820, ask them in Comments section, and we shall answer.

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