Athlon II X3 400e vs A6-7400K

Primary details

Comparing A6-7400K and Athlon II X3 400e processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2443	2581
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	0.03
Market segment	Desktop processor	Desktop processor
Power efficiency	1.50	1.75
Architecture codename	Kaveri (2014−2015)	Rana (2009−2011)
Release date	31 July 2014 (10 years ago)	20 October 2009 (15 years ago)
Launch price (MSRP)	no data	$107

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

A6-7400K and Athlon II X3 400e 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	2 (Dual-core)	3 (Tri-Core)
Threads	2	3
Base clock speed	3.5 GHz	2.2 GHz
Boost clock speed	3.9 GHz	2.2 GHz
L1 cache	128 KB	128 KB (per core)
L2 cache	1024 KB	512 KB (per core)
L3 cache	no data	0 KB
Chip lithography	28 nm	45 nm
Die size	245 mm2	169 mm2
Maximum core temperature	70 °C	no data
Maximum case temperature (TCase)	72 °C	no data
Number of transistors	2,411 million	300 million
64 bit support	+	+
Windows 11 compatibility	no data	-
Unlocked multiplier	+	-

Compatibility

Information on A6-7400K and Athlon II X3 400e 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	FM2+	AM3
Power consumption (TDP)	65 Watt	45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A6-7400K and Athlon II X3 400e. You'll probably need this information if you require some particular technology.

AES-NI	+	-
FMA	+	-
AVX	+	-
FRTC	+	-
FreeSync	+	-
TrueAudio	+	-
PowerNow	+	-
PowerGating	+	-
Out-of-band client management	+	-
VirusProtect	+	-
HSA	+	-

Virtualization technologies

Virtual machine speed-up technologies supported by A6-7400K and Athlon II X3 400e are enumerated here.

AMD-V	+	-
IOMMU 2.0	+	-

Memory specs

Types, maximum amount and channel quantity of RAM supported by A6-7400K and Athlon II X3 400e. Depending on the motherboard, higher memory frequencies may be supported.

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

Graphics specifications

General parameters of integrated GPUs, if any.

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

Graphics interfaces

Available interfaces and connections of A6-7400K and Athlon II X3 400e integrated GPUs.

DisplayPort	+	-
HDMI	+	-

Graphics API support

APIs supported by A6-7400K and Athlon II X3 400e integrated GPUs, sometimes API versions are included.

DirectX	DirectX® 12	no data
Vulkan	+	-

Peripherals

Specifications and connection of peripherals supported by A6-7400K and Athlon II X3 400e.

PCIe version	3.0	2.0
PCI Express lanes	16	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.

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Pros & cons summary

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Performance score	1.03	0.83
Recency	31 July 2014	20 October 2009
Physical cores	2	3
Threads	2	3
Chip lithography	28 nm	45 nm
Power consumption (TDP)	65 Watt	45 Watt

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Should you still have questions on choice between A6-7400K and Athlon II X3 400e, ask them in Comments section, and we shall answer.

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