A6-7400K vs FX-8320E

Primary details

Comparing FX-8320E and A6-7400K processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1502	2313
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.91	no data
Market segment	Desktop processor	Desktop processor
Architecture codename	Vishera (2012−2015)	Kaveri (2014−2015)
Release date	2 September 2014 (9 years ago)	31 July 2014 (9 years ago)
Current price	$140	$61

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

FX-8320E and A6-7400K 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	8 (Octa-Core)	2 (Dual-core)
Threads	8	2
Base clock speed	3.2 GHz	3.5 GHz
Boost clock speed	4 GHz	3.9 GHz
L1 cache	no data	128 KB
L2 cache	8192 KB	1024 KB
Chip lithography	32 nm	28 nm
Die size	315 mm2	245 mm2
Maximum core temperature	71 °C	70 °C
Maximum case temperature (TCase)	no data	72 °C
Number of transistors	1,200 million	2,411 million
64 bit support	+	+
Windows 11 compatibility	-	no data
Unlocked multiplier	Yes	Yes
P0 Vcore voltage	Min: 1.075 V - Max: 1.2875 V	no data

Compatibility

Information on FX-8320E and A6-7400K 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	AM3+	FM2+
Power consumption (TDP)	95 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by FX-8320E and A6-7400K. You'll probably need this information if you require some particular technology.

AES-NI	+	+
FMA	+	+
AVX	+	+
FRTC	no data	1
FreeSync	no data	1
PowerTune	no data	-
TrueAudio	no data	+
PowerNow	no data	+
PowerGating	no data	+
Out-of-band client management	no data	+
VirusProtect	no data	+
HSA	no data	1

Virtualization technologies

Virtual machine speed-up technologies supported by FX-8320E and A6-7400K are enumerated here.

AMD-V	+	+
IOMMU 2.0	no data	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by FX-8320E and A6-7400K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3-1866
Max memory channels	no data	2

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	On certain motherboards (Chipset feature)	AMD Radeon R5 Graphics
iGPU core count	no data	4
Number of pipelines	no data	256
Enduro	no data	+
Switchable graphics	no data	1
UVD	no data	+
VCE	no data	+

Graphics interfaces

Available interfaces and connections of FX-8320E and A6-7400K integrated GPUs.

DisplayPort	no data	+
HDMI	no data	+

Graphics API support

APIs supported by FX-8320E and A6-7400K integrated GPUs, sometimes API versions are included.

DirectX	no data	DirectX® 12
Vulkan	no data	1

Peripherals

Specifications and connection of peripherals supported by FX-8320E and A6-7400K.

PCIe version	n/a	3.0
PCI Express lanes	no data	16

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.

FX-8320E outperforms A6-7400K by 206% based on our aggregated benchmark results.

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Pros & cons summary

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Performance score	3.21	1.05
Recency	2 September 2014	31 July 2014
Physical cores	8	2
Threads	8	2
Chip lithography	32 nm	28 nm
Power consumption (TDP)	95 Watt	65 Watt

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Should you still have questions on choice between FX-8320E and A6-7400K, ask them in Comments section, and we shall answer.

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