AMD A4 Micro-6400T processor review

AMD A4 Micro-6400T

A4 Micro-6400T processor released by AMD; release date: 29 April 2014. The processor is designed for laptop, tablet-computers and based on Mullins microarchitecture.

CPU is unlocked for overclocking. Total number of cores - 4, threads - 4. Manufacturing process technology - 28 nm. Cache size: L2 - 2 MB.

Supported memory types: DDR3L.

Supported socket types: FT3b. Power consumption (TDP): 4.5 Watt.

The processor has integrated graphics AMD Radeon R3 Graphics.

Benchmarks

PassMark
Single thread mark
Top 1 CPU
This CPU
4870
540
PassMark
CPU mark
Top 1 CPU
This CPU
156834
1082
Geekbench 4
Single Core
Top 1 CPU
This CPU
5311
766
Geekbench 4
Multi-Core
Top 1 CPU
This CPU
36691
1574
Name Value
PassMark - Single thread mark 540
PassMark - CPU mark 1082
Geekbench 4 - Single Core 766
Geekbench 4 - Multi-Core 1574

Integrated graphics – AMD Radeon R3 Graphics

Technical info

Boost clock speed 600 MHz
Core clock speed 267 MHz
Floating-point performance 153.6 gflops
Manufacturing process technology 28 nm
Pipelines 128
Texture fill rate 4.8 GTexel / s
Thermal Design Power (TDP) 15 Watt
Transistor count 930 million

Specifications (specs)

Essentials

Architecture codename Mullins
Family AMD A-Series Processors
Launch date 29 April 2014
OPN Tray AM640TIVJ44JB
Place in performance rating 2676
Series AMD A4-Series APU for Laptops
Vertical segment Laptop, Tablet

Performance

64 bit support
Base frequency 1.6 GHz
L2 cache 2 MB
Manufacturing process technology 28 nm
Number of cores 4
Number of threads 4
Unlocked

Memory

Max memory channels 1
Supported memory frequency 1333 MHz
Supported memory types DDR3L

Graphics

Enduro
Processor graphics AMD Radeon R3 Graphics
Switchable graphics
Unified Video Decoder (UVD)
Video Codec Engine (VCE)

Graphics interfaces

DisplayPort
HDMI

Graphics API support

DirectX 12
Vulkan

Compatibility

Sockets supported FT3b
Thermal Design Power (TDP) 4.5 Watt

Peripherals

PCI Express revision 2.0

Advanced Technologies

AMD App Acceleration
AMD Elite Experiences
AMD HD3D technology
Enhanced Virus Protection (EVP)
Fused Multiply-Add (FMA)
Fused Multiply-Add 4 (FMA4)
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
PowerGating
PowerNow
VirusProtect

Virtualization

AMD Virtualization (AMD-V™)
IOMMU 2.0