AMD A6-6400K - CPU Specs

Specifications Benchmarks Synonyms

Specifications

Technical data

CPU generation and family

CPU group
AMD A6-6000
Family
AMD A
Generation
3
Name
AMD A6-6400K
Predecessor
—
Segment
Desktop / Server
Successor
—

CPU Cores and Base Frequency

A-Core
—
B-Core
—
Base Frequency
3.9 GHz
C-Core
—
Core architecture
normal
CPU Cores
2
CPU Threads
2
Hyperthreading / SMT
No
Overclocking
Yes
Turbo Frequency (1 Core)
4.1 GHz
Turbo Frequency (2 Cores)
4.1 GHz

Internal Graphics

DirectX Version
11.2
Execution units
3
Generation
5
GPU Frequency
800 MHz
GPU name
AMD Radeon HD 8470D
GPU Turbo
No turbo
Max. displays
2
Max. GPU Memory
2 GB
Release date
Q2/2013
Shader
192
Technology
32 nm

Hardware codec support

AV1
No
H.264 / AVC
Decode
h265 / HEVC (8 bit)
No
h265 / HEVC (10 bit)
No
JPEG
Decode / Encode
VC-1
Decode
VP8
No
VP9
No

Memory & PCIe

ECC
No
Max. Memory
—
Memory channels
2
Memory type
DDR3-1866
PCIe lanes
—
PCIe version
—

Encryption

AES-NI
Yes

Thermal Management

Maximum Operating Temperature
—
TDP (PL1, legacy label)
65 W
TDP (PL2)
—
TDP down
—
TDP up
—

Technical details

Architecture
Richland (Piledriver)
Instruction set (ISA)
x86-64 (64 bit)
ISA extensions
SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4
L2-Cache
—
L3-Cache
1 MB
Part Number
—
Release date
Q2/2013
Socket
FM2
Technology
32 nm
Virtualization
AMD-V

Positions in all rankings

Common positions AMD A6-6400K CPU in popular benchmarks, for comparison with other models.

Cinebench R20 (Multi-Core)

485 place
Geekbench 5, 64bit (Single-Core)

995 place
Geekbench 5, 64bit (Multi-Core)

1168 place
iGPU - FP32 Performance (Single-precision GFLOPS)

1093 place
Geekbench 3, 64bit (Single-Core)

610 place
Geekbench 3, 64bit (Multi-Core)

747 place
Cinebench R11.5, 64bit (Single-Core)

668 place
Cinebench R11.5, 64bit (Multi-Core)

731 place
Estimated results for PassMark CPU Mark

977 place

Benchmarks

Performance tests CPU

Compare the scores of popular benchmarks AMD A6-6400K with other processors to understand the real speed of the CPU when processing content.

Tests include mathematical calculations, creation of 3D models, cryptocurrency mining, tests in single and multi-core modes.

These are saved results from the earlier catalog. Measurement dates and test configurations were not recorded. Models with no comparable results are omitted.

Recent models: test results with identified primary sources — Cinebench R23 · Cinebench R20 · Cinebench R15 · Cinebench 2026 · RandomX benchmark

Cinebench R20 (Multi-Core)

Cinebench R20 MC is a high load CPU test for long tasks on a desktop or notebook PC, using a multi-core and hyperthreading

Higher values are better in this metric.

252

AMD A6-6400K

273

AMD A6-9225

260

AMD Athlon 5150

All the benchmark results

Geekbench 5, 64bit (Single-Core)

Geekbench 5 SC is a popular cross-platform performance test for desktop or mobile processors that uses system memory intensively

Higher values are better in this metric.

471

AMD A6-6400K

476

AMD FX-4130

473

AMD A10-5700

All the benchmark results

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 MC is a popular cross-platform performance test for desktop or mobile processors that uses system memory intensively

Higher values are better in this metric.

723

AMD A6-6400K

727

Intel Celeron 3965Y

726

AMD A6-3400M

All the benchmark results

iGPU - FP32 Performance (Single-precision GFLOPS)

The performance of the iGPU - the internal GPU in games

Higher values are better in this metric.

307 GFLOPS

AMD A6-6400K

307 GFLOPS

AMD A9-9410

307 GFLOPS

AMD A6-6420K

All the benchmark results

Geekbench 3, 64bit (Single-Core)

Geekbench 3 SC for one CPU core, includes stress tests simulating real 3D scenarios for Windows, Mac, Linux, Ansroid, iOS

Higher values are better in this metric.

2063

AMD A6-6400K

2068

Intel Core M-5Y10

2068

Intel Core M-5Y10a

Geekbench 3, 64bit (Multi-Core)

Geekbench 3 MC using a multi-core and hyperthreading, includes stress tests simulating real 3D scenarios for Windows, Mac, Linux, Ansroid, iOS

Higher values are better in this metric.

3292

AMD A6-6400K

3376

AMD A6-6420K

3370

Intel Core i3-4010U

Cinebench R11.5, 64bit (Single-Core)

The PC CPU and GPU test involves rendering a specific 3D scene in single-core mode, based on CINEMA 4D

Higher values are better in this metric.

0.83

AMD A6-6400K

0.85

AMD Phenom II X3 715

0.85

AMD Phenom II X2 B53

Cinebench R11.5, 64bit (Multi-Core)

The PC CPU and GPU test involves rendering a specific 3D scene in multi-core mode and hyperthreading, based on CINEMA 4D

Higher values are better in this metric.

1.66

AMD A6-6400K

1.67

Intel Atom x5-Z8500

1.67

Intel Celeron J3160

Estimated results for PassMark CPU Mark

PassMark is a test suite that performs complex mathematical calculations to determine CPU performance on file compression, encryption and physics-related tasks

Higher values are better in this metric.

2397

AMD A6-6400K

2422

Intel Pentium Silver N5000

2416

Intel Core i3-4005U

All the benchmark results

Comparable benchmark results are required to suggest performance alternatives.

PL1 is the sustained processor power limit; PL2 is the short-term turbo power limit. They are not measured performance or efficiency.

The values are used to select the optimal cooling system and power supply.

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AMD A6-6400K