AMD

AMD Athlon 300U

AMD processor specifications and benchmark scores

2
Cores
4
Threads
3.3
GHz Boost
15W
TDP
🖥️Integrated GPU

AMD Athlon 300U Specifications

⚙️

Athlon 300U Core Configuration

Processing cores and threading

The AMD Athlon 300U features 2 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
2
Threads
4
SMP CPUs
1
⏱️

Athlon 300U Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Athlon 300U 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 Athlon 300U by AMD can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
2.4 GHz
Boost Clock
3.3 GHz
Multiplier
24x
💾

AMD's Athlon 300U Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the Athlon 300U 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 Athlon 300U's cache configuration is optimized for both gaming performance and productivity workloads, minimizing data fetch delays during intensive computations.

L1 Cache
128 KB (per core)
L2 Cache
512 KB (per core)
L3 Cache
4 MB (shared)
🏗️

Zen Architecture & Process

Manufacturing and design details

The AMD Athlon 300U is built on AMD's 14 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 Athlon 300U incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
Zen
Codename
Raven Ridge 2
Process Node
14 nm
Foundry
GlobalFoundries
Generation
Athlon (Zen (Raven Ridge 2))
🔢

Zen Instruction Set Features

Supported CPU instructions and extensions

The Athlon 300U 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
AVX2
BMI1
BMI2
SHA
F16C
FMA3
AMD64
AMD-V
SMAP
SMEP
SMT
XFR
🔌

Athlon 300U Power & Thermal

TDP and power specifications

The AMD Athlon 300U has a TDP (Thermal Design Power) of 15W, 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
15W
🔧

AMD Socket FP5 Platform & Socket

Compatibility information

The Athlon 300U uses the AMD Socket FP5 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 FP5
DDR5

AMD Socket FP5 Memory Support

RAM compatibility and speeds

Memory support specifications for the Athlon 300U 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 Athlon 300U 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
DDR4
Memory Bus
Dual-channel
🖥️

AMD's Athlon 300U Integrated Graphics

Built-in GPU specifications

The AMD Athlon 300U 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 Athlon 300U 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 Vega 3
Graphics Model
Radeon Vega 3
📦

Athlon 300U Product Information

Release and pricing details

The AMD Athlon 300U 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 Athlon 300U by AMD offers a specific balance of performance, features, and cost within AMD's product lineup.

Manufacturer
AMD
Release Date
Jan 2019
Market
Mobile
Status
Active

Athlon 300U 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 Athlon 300U performs in parallel rendering workloads.

cinebench_cinebench_r15_multicore #1275 of 1788
331
2%
Max: 14,978

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 Athlon 300U. The more demanding workload provides better differentiation between current-generation processors. Content creators and 3D artists use this benchmark to estimate real-world render performance.

cinebench_cinebench_r20_multicore #1275 of 1788
1,382
2%
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 Athlon 300U. The increased complexity provides more accurate performance differentiation between modern CPUs. Single-thread performance remains critical for gaming and applications with serial bottlenecks.

cinebench_cinebench_r20_singlecore #1276 of 1784
194
2%
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 Athlon 300U after thermal limits kick in. The longer duration exposes cooling limitations that shorter benchmarks miss. Professional users rely on R23 scores to predict real-world rendering performance under sustained workloads.

cinebench_cinebench_r23_multicore #1275 of 1788
3,292
2%
Max: 148,601
Compare with other CPUs

cinebench_cinebench_r23_singlecoreSource

Cinebench R23 single-core measures sustained single-thread performance over 10 minutes. This reveals how AMD Athlon 300U maintains boost clocks under continuous load. The extended runtime shows whether thermal throttling affects single-core performance. This score is particularly important for understanding real-world responsiveness beyond initial boost behavior.

cinebench_cinebench_r23_singlecore #1275 of 1788
464
2%
Max: 20,979

About AMD Athlon 300U

The AMD Athlon 300U CPU stands out as an efficient choice for everyday computing needs in office environments, delivering reliable performance for tasks like web browsing, document editing, and light multitasking. With its dual-core, four-thread architecture based on the Zen Raven Ridge 2 design, this processor maintains a base clock of 2.40 GHz and boosts up to 3.30 GHz, ensuring smooth operation without excessive power draw at just 15W TDP. In Cinebench R23 multicore tests, it scores 3,292 points, which translates to snappy responsiveness during routine applications such as email management and spreadsheet work. Users will appreciate how the 4 MB shared L3 cache helps in quick data access, reducing lag in common productivity software. For those upgrading older laptops, the Athlon 300U offers a cost-effective entry into modern computing, especially since it was released in early 2019 on a 14 nm process. Overall, its low thermal profile makes it ideal for thin-and-light notebooks used in professional settings, where portability meets dependable daily performance. When it comes to workstation duties, the AMD's Athlon 300U processor handles moderate loads like basic photo editing or virtual meetings with competence, though it may show limitations in intensive scenarios scoring 464 points in Cinebench R23 singlecore benchmarks. This 300U Athlon chip excels in value-driven setups, providing solid multicore results of 1,382 in Cinebench R20 for under $100 in many configurations, making it a smart pick for budget-conscious offices. It requires an AMD Socket FP5 platform, typically found in entry-level laptops from that era, so compatibility with Raven Ridge motherboards is essential for integration. While not a powerhouse for heavy rendering evidenced by 331 points in Cinebench R15 multicore its efficiency shines in prolonged sessions without overheating. For small teams or remote workers seeking affordability over raw speed, the Athlon 300U delivers a balanced proposition, pairing well with integrated Radeon Vega graphics for casual creative tasks.

The Intel Equivalent of Athlon 300U

Looking for a similar processor from Intel? The Intel Core i5-9400F offers comparable performance and features in the Intel lineup.

Intel Core i5-9400F

Intel • 6 Cores

View Specs Compare

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