A6-7400K vs A8-7650K

VS

Aggregate performance score

A8-7650K
2015
4 cores / 4 threads, 95 Watt
2.04
+90.7%

A8-7650K outperforms A6-7400K by an impressive 91% based on our aggregate benchmark results.

Primary details

Comparing A8-7650K and A6-7400K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking19242435
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.25no data
Market segmentDesktop processorDesktop processor
SeriesAMD A-Series (Desktop)no data
Power efficiency1.961.50
Architecture codenameKaveri (2014−2015)Kaveri (2014−2015)
Release date7 January 2015 (9 years ago)31 July 2014 (10 years ago)
Launch price (MSRP)$152no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

A8-7650K 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 cores4 (Quad-Core)2 (Dual-core)
Threads42
Base clock speed3.3 GHz3.5 GHz
Boost clock speed3.8 GHz3.9 GHz
L1 cache256 KB128 KB
L2 cache4096 KB1024 KB
Chip lithography28 nm28 nm
Die size245 mm2245 mm2
Maximum core temperature72 °C70 °C
Maximum case temperature (TCase)no data72 °C
Number of transistors2,411 million2,411 million
64 bit support++
Windows 11 compatibility-no data
Unlocked multiplier++

Compatibility

Information on A8-7650K 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 configuration11
SocketFM2+FM2+
Power consumption (TDP)95 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A8-7650K and A6-7400K. You'll probably need this information if you require some particular technology.

Instruction set extensionsSSE1-4a, AVX, AES, FMA4, VTno data
AES-NI++
FMA++
AVX++
FRTC++
FreeSync++
DualGraphics+-
TrueAudio++
PowerNow++
PowerGating++
Out-of-band client management++
VirusProtect++
HSA++

Virtualization technologies

Virtual machine speed-up technologies supported by A8-7650K and A6-7400K are enumerated here.

AMD-V++
IOMMU 2.0++

Memory specs

Types, maximum amount and channel quantity of RAM supported by A8-7650K and A6-7400K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-2133DDR3-1866
Max memory channels22

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
AMD Radeon R7 GraphicsAMD Radeon R5 Graphics
iGPU core count64
Number of pipelines384256
Enduro++
Switchable graphics++
UVD++
VCE++

Graphics interfaces

Available interfaces and connections of A8-7650K and A6-7400K integrated GPUs.

DisplayPort++
HDMI++

Graphics API support

APIs supported by A8-7650K and A6-7400K integrated GPUs, sometimes API versions are included.

DirectXDirectX® 12DirectX® 12
Vulkan++

Peripherals

Specifications and connection of peripherals supported by A8-7650K and A6-7400K.

PCIe version3.03.0
PCI Express lanes1616

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


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.

A8-7650K 2.04
+90.7%
A6-7400K 1.07

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

A8-7650K 3123
+91.5%
A6-7400K 1631

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

A8-7650K 421
+1.4%
A6-7400K 415

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

A8-7650K 1047
+79%
A6-7400K 585

Gaming performance

Pros & cons summary


Performance score 2.04 1.07
Recency 7 January 2015 31 July 2014
Physical cores 4 2
Threads 4 2
Power consumption (TDP) 95 Watt 65 Watt

A8-7650K has a 90.7% higher aggregate performance score, an age advantage of 5 months, and 100% more physical cores and 100% more threads.

A6-7400K, on the other hand, has 46.2% lower power consumption.

The A8-7650K is our recommended choice as it beats the A6-7400K in performance tests.


Should you still have questions on choice between A8-7650K and A6-7400K, ask them in Comments section, and we shall answer.

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AMD A8-7650K
A8-7650K
AMD A6-7400K
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Community ratings

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