AMD A6-6420K Benchmark, Test and specs

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The AMD A6-6420K is a 2 core processor. It can handle 2 threads simultaneously and was introduced in Q1/2014. The AMD A6-6420K is based on the 3. generation of the AMD A series and requires a mainboard with the socket FM2. The AMD A6-6420K scores 607 points with one CPU core in the Geekbench 5 benchmark. When using all CPU cores, the result is 923 points.
AMD A6-6420K

At a glance

Name: AMD A6-6420K
Family: AMD A (112)
CPU group: AMD A6-6000 (3)
Architecture: Richland (Piledriver)
Technology: 32 nm
Segment: Desktop / Server
Generation: 3
Predecessor: --
Successor: --

CPU Cores and Base Frequency

The 2 CPU cores of the AMD A6-6420K clock with 4.00 GHz (4.20 GHz). The number of CPU cores and the clock frequency of the processor are largely responsible for the overall performance.

CPU Cores / Threads: 2 / 2
Core architecture: normal
Cores: 2x
Hyperthreading / SMT: No
Overclocking: Yes
Frequency: 4.00 GHz
Turbo Frequency (1 Core): 4.20 GHz
Turbo Frequency (2 Cores): 4.20 GHz

Integrated graphics (iGPU)

With the AMD Radeon HD 8470D, the AMD A6-6420K has an build in graphic solution. It has 3 SM processors, which have a total of 192 texture shaders. The iGPU not only enables games, but also significantly accelerates video playback.

GPU name: AMD Radeon HD 8470D
GPU frequency: 0.80 GHz
GPU (Turbo): No turbo
Compute units: 3
Shader: 192
Hardware Raytracing: No
Release date: Q2/2013
Max. displays: 2
Generation: 5
Direct X: 11.2
Technology: 32 nm
Max. GPU Memory: 2 GB
Frame Generation: No

Hardware codec support

Processors that have an integrated graphics can play videos faster and more efficiently. This can have a positive effect on the battery life of notebooks, for example.

h265 / HEVC (8 bit): No
h265 / HEVC (10 bit): No
h264: Decode
VP8: No
VP9: No
AV1: No
AVC: Decode
VC-1: Decode
JPEG: Decode / Encode

Memory & PCIe

The AMD A6-6420K supports up to memory in up to 2 (Dual Channel) memory channels. This results in a maximum memory bandwidth of 29.9 GB/s.

Memory type: Memory bandwidth:
29.9 GB/s
Max. Memory:
Memory channels: 2 (Dual Channel)
PCIe Bandwidth: --

Thermal Management

With the TDP, the processor manufacturer specifies the cooling solution required for the processor. The AMD A6-6420K has a TDP of 65 W.

TDP (PL1 / PBP): 65 W
TDP (PL2): --
TDP up: --
TDP down: --
Tjunction max.: --

Technical details

The AMD A6-6420K has a 1.00 MB large cache. The processor is manufactured in 32 nm. Modern production increases the efficiency of the processor.

Technology: 32 nm
Chip design:
Socket: FM2
L2-Cache: --
L3-Cache: 1.00 MB
Operating systems: Windows 10, Linux
Virtualization: AMD-V
Instruction set (ISA): x86-64 (64 bit)
ISA extensions: SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4
Release date: Q1/2014
Release price: 53 $
Part Number: --
Documents: --

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Benchmark results

Verified Benchmark results
The benchmark results for the AMD A6-6420K have been carefully checked by us. We only publish benchmark results that have been created by us or that have been submitted by a visitor and then checked by a team member. All results are based on and fullfill our benchmark guidelines.

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
32C 64T @ 3.00 GHz
Intel Core i5-3437U Intel Core i5-3437U
2C 4T @ 2.90 GHz
Intel Xeon D-1537 Intel Xeon D-1537
8C 16T @ 2.30 GHz
AMD A6-6420K AMD A6-6420K
2C 2T @ 4.20 GHz
Intel Atom C5315 Intel Atom C5315
4C 4T @ 2.40 GHz
Intel Core i7-975 Intel Core i7-975
4C 8T @ 3.60 GHz
AMD A12-9800 AMD A12-9800
4C 4T @ 4.20 GHz

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Athlon II X3 435 AMD Athlon II X3 435
3C 3T @ 2.90 GHz
Intel Core i3-2310M Intel Core i3-2310M
2C 4T @ 2.10 GHz
Intel Core i3-2312M Intel Core i3-2312M
2C 4T @ 2.10 GHz
AMD A6-6420K AMD A6-6420K
2C 2T @ 4.20 GHz
Intel Core i5-4200Y Intel Core i5-4200Y
2C 4T @ 1.90 GHz
AMD A10-5757M AMD A10-5757M
4C 4T @ 3.50 GHz
AMD A10-4600M AMD A10-4600M
4C 4T @ 3.20 GHz

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Core i7-3687U Intel Core i7-3687U
Intel HD Graphics 4000 @ 1.20 GHz
Intel Core M-5Y10a Intel Core M-5Y10a
Intel HD Graphics 5300 @ 0.80 GHz
Intel Core M-5Y10c Intel Core M-5Y10c
Intel HD Graphics 5300 @ 0.80 GHz
AMD A6-6420K AMD A6-6420K
AMD Radeon HD 8470D @ 0.80 GHz
AMD A9-9410 AMD A9-9410
AMD Radeon R5 (Stoney Ridge) @ 0.80 GHz
AMD A6-6400K AMD A6-6400K
AMD Radeon HD 8470D @ 0.80 GHz
Intel Core i3-4025U Intel Core i3-4025U
Intel HD Graphics 4400 @ 0.95 GHz

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Celeron G1620 Intel Celeron G1620
2C 2T @ 2.70 GHz
AMD A4-9120C AMD A4-9120C
2C 2T @ 2.00 GHz
MediaTek Helio P23 MediaTek Helio P23
8C 8T @ 2.50 GHz
AMD A6-6420K AMD A6-6420K
2C 2T @ 4.20 GHz
Intel Celeron N4020C Intel Celeron N4020C
2C 2T @ 2.80 GHz
Apple A8 Apple A8
2C 2T @ 1.50 GHz
Intel Core 2 Quad Q6400 Intel Core 2 Quad Q6400
4C 4T @ 2.13 GHz


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