AMD

AMD A4 PRO-3340B

AMD processor specifications and benchmark scores

4
Cores
4
Threads
GHz Boost
25W
TDP
🖥️Integrated GPU

AMD A4 PRO-3340B Specifications

⚙️

A4 PRO-3340B Core Configuration

Processing cores and threading

The AMD A4 PRO-3340B 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 PRO-3340B Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in A4 PRO-3340B 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 PRO-3340B by AMD can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
2.2 GHz
Boost Clock
N/A
Multiplier
22x
💾

AMD's A4 PRO-3340B Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the A4 PRO-3340B 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 PRO-3340B'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 PRO-3340B 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 PRO-3340B incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
Jaguar
Codename
Kabini
Process Node
28 nm
Foundry
GlobalFoundries
Die Size
107 mm²
Generation
A4 (Kabini)
🔢

Jaguar Instruction Set Features

Supported CPU instructions and extensions

The A4 PRO-3340B 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 PRO-3340B Power & Thermal

TDP and power specifications

The AMD A4 PRO-3340B has a TDP (Thermal Design Power) of 25W, 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
25W
🔧

AMD Socket FT3 Platform & Socket

Compatibility information

The A4 PRO-3340B 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, 8 Lanes(CPU only)
Package
BGA769
DDR5

AMD Socket FT3 Memory Support

RAM compatibility and speeds

Memory support specifications for the A4 PRO-3340B 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 PRO-3340B 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
12.8 GB/s
🖥️

AMD's A4 PRO-3340B Integrated Graphics

Built-in GPU specifications

The AMD A4 PRO-3340B 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 PRO-3340B 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 HD 8240
Graphics Model
Radeon HD 8240
📦

A4 PRO-3340B Product Information

Release and pricing details

The AMD A4 PRO-3340B 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 PRO-3340B by AMD offers a specific balance of performance, features, and cost within AMD's product lineup.

Manufacturer
AMD
Release Date
Dec 2014
Market
Mobile
Status
End-of-life
Part Number
AM334BIAJ44HM

A4 PRO-3340B Benchmark Scores

cinebench_cinebench_r15_multicoreSource

Cinebench R15 multi-core renders a complex 3D scene using all CPU threads simultaneously. This test reveals how AMD A4 PRO-3340B performs in parallel rendering workloads like video production and 3D animation. The R15 version remains useful for comparing against older hardware benchmarks. Higher scores directly correlate with faster render times in Cinema 4D and similar 3D applications.

cinebench_cinebench_r15_multicore #1653 of 1788
146
1%
Max: 14,978
Compare with other CPUs

cinebench_cinebench_r20_multicoreSource

Cinebench R20 multi-core uses a scene requiring 4x more computational power than R15. This test better reflects modern CPU capabilities for professional rendering on AMD A4 PRO-3340B. The more demanding workload provides better differentiation between current-generation processors.

cinebench_cinebench_r20_multicore #1655 of 1788
609
1%
Max: 62,412
Compare with other CPUs

cinebench_cinebench_r20_singlecoreSource

Cinebench R20 single-core tests one thread against a more demanding scene than R15. This reveals the true single-thread rendering capability of AMD A4 PRO-3340B. The increased complexity provides more accurate performance differentiation between modern CPUs.

cinebench_cinebench_r20_singlecore #1653 of 1784
86
1%
Max: 8,811

cinebench_cinebench_r23_multicoreSource

Cinebench R23 multi-core is the current standard for CPU rendering benchmarks with a 10-minute minimum runtime. This extended test reveals sustained performance of AMD A4 PRO-3340B after thermal limits kick in. The longer duration exposes cooling limitations that shorter benchmarks miss.

cinebench_cinebench_r23_multicore #1654 of 1788
1,452
1%
Max: 148,601
Compare with other CPUs

🏆 Top 5 Performers

cinebench_cinebench_r23_singlecoreSource

Cinebench R23 single-core measures sustained single-thread performance over 10 minutes. This reveals how AMD A4 PRO-3340B maintains boost clocks under continuous load. The extended runtime shows whether thermal throttling affects single-core performance.

cinebench_cinebench_r23_singlecore #1654 of 1788
205
1%
Max: 20,979
Compare with other CPUs

About AMD A4 PRO-3340B

The AMD A4 PRO-3340B positions itself as a low-power quad-core processor, but its real-world performance is best understood within strict boundaries. With a base clock of just 2.2 GHz on a dated 28nm process, this APU is clearly designed for basic tasks like web browsing, document editing, and media playback. You cannot expect this chip to handle modern gaming or intensive creative workloads; its four cores will quickly become a bottleneck. For a lightweight home office PC or a simple media terminal, the A4 PRO-3340B might suffice, but any multitasking beyond a few tabs will reveal its limitations. The modest 25W TDP is its primary advantage, enabling fanless or ultra-quiet systems where absolute silence is paramount over speed.

Looking at the provided benchmark data, the productivity metrics for this AMD processor are decidedly entry-level. A Cinebench R23 multi-core score of 1,452 points is less than half of what a modern budget CPU can achieve, placing it far behind contemporary options. Single-threaded performance, indicated by an 86-point Cinebench R20 score, is particularly weak and will affect application responsiveness across the board. This chip's multi-core result in Cinebench R15 of 146 points further cements its role for only the most undemanding software. While it can technically run office suites, users will notice delays during complex spreadsheet calculations or PDF rendering, making it suitable only for the most basic productivity loops.

Evaluating the price-to-performance ratio of this particular AMD APU is challenging without its original launch price, but by modern standards, its value is virtually nonexistent. Given its 2014 release date, any system built around this processor today would be a second-hand or deeply legacy purchase. The performance per watt might seem interesting for niche, always-on applications, but the sheer lack of computational power makes it a tough sell against even older Intel counterparts or newer AMD Athlon solutions. You have to question who the target buyer is now, as the performance deficit is so large that investing in a platform centered on the A4-3340B is hard to justify for any use case requiring even moderate efficiency.

The platform requirements for the AMD Kabini-based chip are a defining and limiting characteristic, as it uses the dedicated FT3 (BGA) socket, which is soldered onto the motherboard. This means you cannot upgrade the CPU independently, locking you into the capabilities of this APU for the life of the board. Finding a new motherboard for this platform today is improbable, confining any build or repair to the used market. Furthermore, system performance will be heavily dependent on pairing this processor with fast DDR3 memory and a solid-state drive to mitigate its inherent speed constraints. Ultimately, the entire platform surrounding the AMD A4 PRO-3340B feels like a technological dead-end, a reminder of a specific era in low-power computing that has been vastly surpassed.

The Intel Equivalent of A4 PRO-3340B

Looking for a similar processor from Intel? The Intel Core i5-5300U offers comparable performance and features in the Intel lineup.

Intel Core i5-5300U

Intel • 2 Cores

View Specs Compare

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