AMD

AMD A4 Micro-6400T

AMD processor specifications and benchmark scores

4
Cores
4
Threads
1600
GHz Boost
5W
TDP
🖥️Integrated GPU

AMD A4 Micro-6400T Specifications

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A4 Micro-6400T Core Configuration

Processing cores and threading

The AMD A4 Micro-6400T features 4 physical cores and 4 threads, which directly impacts multi-threaded performance in CPU benchmarks. More cores allow the processor to handle parallel workloads efficiently, improving performance in video editing, 3D rendering, and multitasking scenarios. Thread count determines how many simultaneous tasks the CPU can process, with higher thread counts benefiting productivity applications and content creation workflows.

Cores
4
Threads
4
SMP CPUs
1
⏱️

A4 Micro-6400T Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in A4 Micro-6400T benchmark performance, measured in GHz. The base clock represents the guaranteed operating frequency, while the boost clock indicates maximum single-core performance under optimal conditions. Higher clock speeds translate to faster single-threaded performance, which is essential for gaming and applications that don't fully utilize multiple cores. The A4 Micro-6400T by AMD can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
1000 GHz
Boost Clock
1600 GHz
Multiplier
10x
💾

AMD's A4 Micro-6400T Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the A4 Micro-6400T processor die. L1 cache provides the fastest access for frequently used data, while L2 and L3 caches offer progressively larger storage with slightly higher latency. Larger cache sizes significantly improve CPU benchmark scores by reducing memory access times. The A4 Micro-6400T's cache configuration is optimized for both gaming performance and productivity workloads, minimizing data fetch delays during intensive computations.

L1 Cache
64 KB (per core)
L2 Cache
2 MB (shared)
🏗️

Jaguar Architecture & Process

Manufacturing and design details

The AMD A4 Micro-6400T is built on AMD's 28 nm manufacturing process, which determines power efficiency and thermal characteristics. Smaller process nodes allow for more transistors in the same space, enabling higher performance per watt. The architecture defines how the processor handles instructions and manages data flow, directly impacting benchmark results across different workload types. Modern CPU architectures like the one in A4 Micro-6400T incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
Jaguar
Codename
Mullins
Process Node
28 nm
Foundry
GlobalFoundries
Transistors
930 million
Die Size
107 mm²
Generation
A4 (Mullins)
🔢

Jaguar Instruction Set Features

Supported CPU instructions and extensions

The A4 Micro-6400T by AMD supports various instruction set extensions that enable optimized performance for specific workloads. SIMD instructions like SSE and AVX accelerate multimedia, scientific computing, and AI workloads by processing multiple data points simultaneously. Features like AES-NI provide hardware-accelerated encryption, while AVX-512 (if supported) enables advanced vector processing for data centers and high-performance computing. These instruction sets are critical for software compatibility and performance in modern applications.

MMX
SSE
SSE2
SSE3
SSSE3
SSE4A
SSE4.1
SSE4.2
AES
AVX
F16C
AMD64
AMD-V
🔌

A4 Micro-6400T Power & Thermal

TDP and power specifications

The AMD A4 Micro-6400T has a TDP (Thermal Design Power) of 5W, indicating the cooling solution required for sustained operation. TDP affects both system power consumption and the type of cooler needed. Lower TDP processors are ideal for compact builds and laptops, while higher TDP chips typically offer better sustained performance in demanding CPU benchmarks. Understanding power requirements helps ensure your system can deliver consistent performance without thermal throttling.

TDP
5W
Tj Max
90°C
🔧

AMD Socket FT3 Platform & Socket

Compatibility information

The A4 Micro-6400T uses the AMD Socket FT3 socket, which determines motherboard compatibility. Choosing the right platform is essential for building a system around this processor. The socket type also influences available features like PCIe lanes, memory support, and upgrade paths. When comparing CPU benchmarks, ensure you're looking at processors compatible with your existing or planned motherboard to make informed purchasing decisions.

Socket
AMD Socket FT3
PCIe
Gen 2
Package
FC-BGA
DDR5

AMD Socket FT3 Memory Support

RAM compatibility and speeds

Memory support specifications for the A4 Micro-6400T define which RAM types and speeds are compatible. Faster memory can significantly improve CPU benchmark performance, especially in memory-intensive applications and gaming. The memory controller integrated into the A4 Micro-6400T determines maximum supported speeds and channels. Dual-channel or quad-channel memory configurations can double or quadruple memory bandwidth, providing noticeable performance gains in content creation and scientific workloads.

Memory Type
DDR3
Memory Bus
Single-channel
Memory Bandwidth
10.7 GB/s
🖥️

AMD's A4 Micro-6400T Integrated Graphics

Built-in GPU specifications

The AMD A4 Micro-6400T includes integrated graphics, eliminating the need for a dedicated GPU in basic computing scenarios. Integrated graphics are ideal for office productivity, video playback, and light gaming. While not designed for demanding GPU benchmarks, the iGPU in the A4 Micro-6400T provides hardware video encoding and decoding capabilities. This makes the processor suitable for compact builds, HTPCs, and systems where power efficiency is prioritized over gaming performance.

iGPU
Radeon R3
Graphics Model
Radeon R3
📦

A4 Micro-6400T Product Information

Release and pricing details

The AMD A4 Micro-6400T is manufactured by AMD and represents their commitment to delivering competitive CPU performance. Understanding the release date and pricing helps contextualize benchmark comparisons with other processors from the same generation. Launch pricing provides a baseline for evaluating value, though street prices often differ. Whether you're building a new system or upgrading, the A4 Micro-6400T by AMD offers a specific balance of performance, features, and cost within AMD's product lineup.

Manufacturer
AMD
Release Date
Apr 2014
Market
Mobile
Status
End-of-life
Part Number
AM640TIVJ44JB

A4 Micro-6400T Benchmark Scores

📊

No benchmark data available for this CPU.

About AMD A4 Micro-6400T

The AMD A4 Micro-6400T (aka the A4 Micro) is one of those processors that often flies under the radar but might just surprise you with its ultra-low power consumption and compact design. With a base clock of just 1 GHz and the ability to turbo up to 1.6 GHz, this little chip is designed for efficiency rather than raw horsepower. But let’s be real how practical is the A4 Micro 6400T in everyday use? If you’re looking for a processor that can handle basic tasks like web browsing, streaming videos, or running lightweight office apps without draining your battery, this could be your new best friend.

  • Four cores for basic multitasking
  • Low power draw (5W TDP)
  • Designed for compact and fanless systems

When it comes to productivity benchmarks, the A4 Micro-6400T isn’t going to blow anyone away but then again, it wasn’t built to. If you’re expecting it to compete with high-end CPUs in terms of rendering times or heavy multitasking, you might be setting yourself up for disappointment. However, for users who need a reliable processor for simple workloads, like typing documents, managing spreadsheets, or even running older software, the A4 Micro could be enough. The question is: does it offer a smooth enough experience for casual productivity, or will you find yourself waiting for apps to load?

Price-to-performance is where the A4 Micro-6400T starts to shine for its target audience. Given its low power consumption and modest specs, this processor isn’t going to break the bank. But is it worth the investment compared to other budget options out there? For someone building a compact, fanless system or looking for a low-cost solution for basic computing needs, the A4 Micro might hit the sweet spot. On the flip side, if you demand more performance, you could probably find better value elsewhere but then again, you might not care about the power savings.

Let’s talk platform requirements. The AMD A4 Micro 6400T uses the AMD Socket FT3, which means it’s designed for specific motherboards and form factors so don’t expect to drop this into just any old desktop. Its 28nm process and 5W TDP make it ideal for small, energy-efficient systems, but what does that mean for builders? If you're after a sleek, quiet setup that doesn’t require heavy cooling, the A4 Micro 6400T could be perfect. But if you're planning to upgrade later, you might want to consider whether the platform limitations will hold you back. So, is the A4 Micro a hidden gem for specific builds, or just a niche processor with limited appeal?

The Intel Equivalent of A4 Micro-6400T

Looking for a similar processor from Intel? The Intel Core i5-4590S offers comparable performance and features in the Intel lineup.

Intel Core i5-4590S

Intel • 4 Cores

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