A6-6400K vs A12-9800

Primary details

Comparing A12-9800 and A6-6400K processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1717	2399
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	2.65	0.12
Market segment	Desktop processor	Desktop processor
Series	no data	AMD A-Series (Desktop)
Architecture codename	Bristol Ridge (2016−2019)	Richland (2013−2014)
Release date	27 July 2017 (6 years ago)	1 June 2013 (11 years ago)
Launch price (MSRP)	$139	no data
Current price	$95 (0.7x MSRP)	$84

Cost-effectiveness evaluation

Performance per price, higher is better.

A12-9800 has 2108% better value for money than A6-6400K.

Detailed specifications

A12-9800 and A6-6400K 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)	2 (Dual-core)
Threads	4	2
Base clock speed	3.8 GHz	3.9 GHz
Boost clock speed	4.2 GHz	4.1 GHz
L1 cache	no data	96 KB
L2 cache	2048 KB	1024 KB
L3 cache	0 KB	0 KB
Chip lithography	28 nm	32 nm
Die size	246 mm2	246 mm2
Maximum core temperature	90 °C	70 °C
Maximum case temperature (TCase)	74 °C	70 °C
Number of transistors	1,178 million	1,178 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	Yes

Compatibility

Information on A12-9800 and A6-6400K 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	1
Socket	AM4	FM2
Power consumption (TDP)	65 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A12-9800 and A6-6400K. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	MMX, SSE1-4a, AES, ABM, AVX, BMI1, AMD64, VT, EVP, Turbo Core 3.0
AES-NI	+	+
FMA	+	FMA4
AVX	+	+
FRTC	1	no data
FreeSync	1	no data
PowerTune	+	-
TrueAudio	+	-
PowerNow	+	+
PowerGating	+	+
Out-of-band client management	no data	-
VirusProtect	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by A12-9800 and A6-6400K are enumerated here.

AMD-V	+	+
IOMMU 2.0	no data	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by A12-9800 and A6-6400K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2400	DDR3-1866
Max memory channels	2	2

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	AMD Radeon R7 Graphics	AMD Radeon HD 8470D
iGPU core count	8	no data
Number of pipelines	no data	192
Enduro	+	+
Switchable graphics	no data	1
UVD	+	+
VCE	+	+

Graphics interfaces

Available interfaces and connections of A12-9800 and A6-6400K integrated GPUs.

DisplayPort	+	+
HDMI	+	+

Graphics API support

APIs supported by A12-9800 and A6-6400K integrated GPUs, sometimes API versions are included.

DirectX	DirectX® 12	DirectX® 11
Vulkan	1	no data

Peripherals

Specifications and connection of peripherals supported by A12-9800 and A6-6400K.

PCIe version	3.0	2.0
PCI Express lanes	8	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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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.

A12-9800 outperforms A6-6400K by 140% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	2.33	0.97
Recency	27 July 2017	1 June 2013
Physical cores	4	2
Threads	4	2
Chip lithography	28 nm	32 nm

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Should you still have questions on choice between A12-9800 and A6-6400K, ask them in Comments section, and we shall answer.

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