AMD Athlon 300U

AMD Athlon 300U

AMD Athlon 300U: A Budget Processor for Everyday Tasks - Full Review

Introduction

In an era dominated by multi-core processors and neural network technologies, budget chips continue to hold their niche. The AMD Athlon 300U, despite its modest specifications, remains a popular solution for entry-level ultrabooks. In this article, we'll explore who this processor is suitable for in 2025 and what compromises you may need to make.


Architecture and Technology Process: What's Inside the Athlon 300U?

Raven Ridge 2: A Hybrid Platform

The Athlon 300U belongs to the Raven Ridge 2 family—an updated version of the Zen (1st generation) architecture adapted for mobile devices. The chip is built on a 14nm technology process, which by 2025 is considered outdated, but allows for reduced manufacturing costs.

- Cores and Threads: 2 cores, 4 threads thanks to SMT (Simultaneous Multithreading). Base frequency is 2.4 GHz, with turbo mode up to 3.3 GHz.

- Cache: L3 - 4 MB (shared across all cores), L2 - 512 KB per core.

- Integrated Graphics: Radeon Vega 3 with 3 compute units (192 shader processors), running at up to 1000 MHz.

Features of iGPU

Vega 3 is the minimal configuration for basic tasks. It supports DirectX 12, 4K video (with H.265 decoding), and dual monitor setups, but is unsuitable for gaming or 3D modeling.


Power Consumption and TDP: Balancing Power and Battery Life

The processor's TDP is 15 W, typical for ultrabooks. However, due to the 14nm technology process, energy efficiency lags behind modern 7nm chips (e.g., Ryzen 5000U).

- Operating Modes: In idle, the frequency drops to 1.2–1.5 GHz, saving battery charge.

- Power Saving Technologies:

- AMD SenseMI: Adaptive voltage and frequency control.

- CoolCore: Disabling unused CPU blocks.


Performance: What Can the Athlon 300U Do in 2025?

Office Tasks and Web Browsing

- Running a browser with 10+ tabs, working in Google Docs/Zoom—smooth operation, but simultaneous use of photo editors (like GIMP) may result in lag.

- Geekbench 6: 660 (Single-Core), 1273 (Multi-Core). For comparison, the Intel Core i3-1215U (2023) scores about ~850/2200.

Multimedia

- Streaming 4K video (YouTube, Netflix)—smooth playback thanks to hardware decoding.

- Photo editing in Lightroom: Processing RAW files takes 2–3 times longer than on the Ryzen 5 5500U.

Gaming

- CS:GO: 720p, low settings—30–40 FPS.

- Fortnite: 720p, Performance mode—25–30 FPS (with frequent drops).

- Indie games (Hollow Knight, Stardew Valley)—stable 60 FPS.

Turbo Mode: Does It Work?

Under load on 1–2 cores, the frequency rises to 3.3 GHz, but in multi-threaded scenarios (rendering, archiving), it hits the TDP limit and drops to 2.6–2.8 GHz. In laptops with poor cooling systems, throttling begins after just 5–7 minutes.


Usage Scenarios: Who is the Athlon 300U For?

1. Students—writing essays, online courses, watching lectures.

2. Office Workers—document work, email, video conferences.

3. Older Users—simplicity, long battery life, absence of complex tasks.

4. Backup Laptop—for travel or as a second device.

Not Suitable For:

- Gamers (except for casual games).

- Designers, video engineers.

- Users of virtual machines or heavy software (e.g., AutoCAD).


Battery Life: How Long Will the Laptop Last?

With a battery capacity of 42 Wh (typical for budget models), operating time will be:

- Web browsing: 6–7 hours.

- Video: 8–9 hours (with power-saving mode).

- Load (Zoom + browser): 4–5 hours.

Tip: Choose laptops with a battery of at least 50 Wh and an energy-efficient IPS screen (e.g., panels from LG or AU Optronics).


Comparison with Competitors

AMD Ryzen 3 3300U (4 cores/4 threads, Vega 6):

- 30–40% faster in multi-threaded tasks.

- Laptops with Ryzen 3 start at $450 (compared to $300–$350 for the Athlon).

Intel Core i3-1115G4 (2 cores/4 threads, Iris Xe):

- Better single-core performance (Geekbench 6 Single-Core ~950).

- Iris Xe graphics are 20–25% more powerful than Vega 3.

Apple M1 (in MacBook Air):

- Absolute leader in energy efficiency and speed, but starts at $999.

Conclusion: The Athlon 300U is a choice for those looking for a device strictly under $400. Competitors offer better performance but at a higher price.


Pros and Cons

Strengths:

- Low-priced laptops (starting from $300).

- Sufficient for basic tasks.

- Support for modern interfaces (USB-C, HDMI 2.0).

Weaknesses:

- Only 2 cores—multi-tasking is limited.

- 14nm technology process lags in energy efficiency.

- Vega 3 is weak even for 2010s games.


Recommendations for Choosing a Laptop

1. Device Type: ultrabook or compact notebook (13–15 inches).

2. Mandatory Parameters:

- 8GB RAM (upgrading to 16GB is pointless due to the weak CPU).

- 256GB SSD (not HDD!).

- 1920×1080 resolution screen (TN panels are not recommended—poor viewing angles).

3. Additional Features:

- Wi-Fi 6 (for future network upgrades).

- 720p webcam (in 2025, 1080p has become the standard, but is rare in budget models).

Examples of 2025 Models:

- Lenovo IdeaPad 3 15ALC6 — $329.

- HP 15-dw2000 — $349.

- Acer Aspire 3 A315-23 — $309.


Final Conclusion

The AMD Athlon 300U is a processor for undemanding users. It is suitable for:

- Those looking for a laptop under $400.

- For working with documents, browsing, and video.

- As a children's or educational device.

Key Benefits: low price, sufficient performance for everyday tasks, support for modern standards. However, if the budget allows for an additional $100–150, it is better to choose a laptop with Ryzen 3 or Core i3—these will last longer and will not disappoint under heavier loads.

Basic

Label Name
AMD
Platform
Laptop
Launch Date
January 2019
Code Name
Raven Ridge 2

CPU Specifications

Total Cores
?
Cores is a hardware term that describes the number of independent central processing units in a single computing component (die or chip).
2
Total Threads
?
Where applicable, Intel® Hyper-Threading Technology is only available on Performance-cores.
4
Basic Frequency
2.4GHz
Max Turbo Frequency
?
Max Turbo Frequency is the maximum single-core frequency at which the processor is capable of operating using Intel® Turbo Boost Technology and, if present, Intel® Turbo Boost Max Technology 3.0 and Intel® Thermal Velocity Boost. Frequency is typically measured in gigahertz (GHz), or billion cycles per second.
Up to 3.3GHz
L1 Cache
193KB
L2 Cache
1MB
L3 Cache
4MB
Unlocked for Overclocking
?
AMD`s product warranty does not cover damages caused by overclocking, even when overclocking is enabled via AMD hardware and/or software. GD-26.
No
CPU Socket
?
The socket is the component that provides the mechanical and electrical connections between the processor and motherboard.
FP5
Technology
?
Lithography refers to the semiconductor technology used to manufacture an integrated circuit, and is reported in nanometer (nm), indicative of the size of features built on the semiconductor.
14nm
TDP
15W
Max. Operating Temperature
?
Junction Temperature is the maximum temperature allowed at the processor die.
105°C

Memory Specifications

Memory Channels
?
The number of memory channels refers to the bandwidth operation for real world application.
2
Bus Speed
Up to 2400MT/s

GPU Specifications

Integrated Graphics Model
?
An integrated GPU refers to the graphics core that is integrated into the CPU processor. Leveraging the processor's powerful computational capabilities and intelligent power efficiency management, it delivers outstanding graphics performance and a smooth application experience at a lower power consumption.
Radeon™ Vega 3 Graphics
Graphics Frequency
?
Graphics max dynamic frequency refers to the maximum opportunistic graphics render clock frequency (in MHz) that can be supported using Intel® HD Graphics with Dynamic Frequency feature.
1000 MHz
Graphics Core Count
3

Miscellaneous

OS Support
Windows 11 - 64-Bit Edition, Windows 10 - 64-Bit Edition, RHEL x86 64-Bit, Ubuntu x86 64-Bit *Operating System (OS) support will vary by manufacturer.

Benchmarks

Geekbench 6
Single Core Score
660
Geekbench 6
Multi Core Score
1273
Geekbench 5
Single Core Score
642
Geekbench 5
Multi Core Score
1410
Passmark CPU
Single Core Score
1811
Passmark CPU
Multi Core Score
3944

Compared to Other CPU

Geekbench 6 Single Core
770 +16.7%
713 +8%
628 -4.8%
590 -10.6%
Geekbench 6 Multi Core
1591 +25%
1459 +14.6%
1127 -11.5%
1022 -19.7%
Geekbench 5 Single Core
683 +6.4%
663 +3.3%
594 -7.5%
Geekbench 5 Multi Core
1568 +11.2%
1479 +4.9%
1350 -4.3%
1254 -11.1%
Passmark CPU Single Core
1891 +4.4%
1854 +2.4%
1787 -1.3%
1762 -2.7%
Passmark CPU Multi Core
4398 +11.5%
4152 +5.3%
3751 -4.9%
3558 -9.8%