AMD Ryzen 9 8945HX

Manufacturer: AMD

The AMD Ryzen 9 8945HX is a high-performance CPU suitable for both desktop and laptop systems. It features a 5 nm semiconductor process and offers a turbo clock speed of up to 5.4GHz, delivering enhanced processing power for demanding tasks.

With 32 threads and a total clock speed of 16 x 2.5 GHz, the Ryzen 9 8945HX supports efficient multitasking. It also includes integrated Radeon 610M graphics, offering a GPU clock speed of 400 MHz, and supports up to 64GB of DDR5 RAM with a maximum speed of 5200 MHz.

Pros

Supports DDR5 memory with speeds up to 5200 MHz, enabling fast data transfer and improved system performance.
Has integrated Radeon 610M graphics, offering basic graphics capabilities for users who do not require a dedicated GPU.
Includes multithreading support, allowing for better handling of simultaneous tasks and improving overall efficiency in multitasking scenarios.
Supports 64GB of RAM, providing ample memory for demanding applications and workflows.
Equipped with PCIe 5.0, ensuring high-speed data transfer and compatibility with modern components.

Cons

Does not support ECC memory, limiting its use in applications where data integrity and error correction are critical.
Maximum CPU temperature of 100°C may be a concern for sustained heavy usage or overclocking without adequate cooling.
Lacks big.LITTLE technology, which could result in less power efficiency compared to processors with mixed core architectures.

Who is this for?

The AMD Ryzen 9 8945HX is ideal for users seeking a powerful processor for both desktop and laptop systems, especially for tasks requiring strong multitasking capabilities with its 32 threads and support for DDR5 memory up to 5200 MHz. It is well-suited for workloads that benefit from high clock speeds, such as content creation, gaming, or software development, due to its turbo clock speed of 5.4GHz. Its integrated Radeon 610M graphics also provide decent graphical support for users who do not need a dedicated GPU for everyday use.

Who is this NOT for?

This processor may not be the best choice for users who require ECC memory for high-accuracy or mission-critical applications, as it does not support error-correction. Additionally, its maximum CPU temperature of 100°C could be a concern in environments with inadequate cooling, especially during sustained heavy usage or overclocking. Users looking for extreme power efficiency may also find it lacking due to the absence of big.LITTLE technology, which helps manage power consumption in modern processors.

General info:

Type	Desktop, Laptop
Has integrated graphics	✓
release date	April 2025
Thermal Design Power (TDP)	55W
semiconductor size	5 nm
CPU temperature	100 °C
PCI Express (PCIe) version	5
Supports 64-bit	✓

The AMD Ryzen 9 8945HX is a versatile CPU designed for both desktop and laptop systems, built on a 5 nm semiconductor process for improved efficiency. It features integrated graphics, specifically the Radeon 610M GPU, and supports PCIe 5.0 for faster data transfer. With a thermal design power (TDP) of 55W, it balances performance and heat dissipation, while maintaining a maximum operating temperature of 100 °C. The processor is also fully 64-bit compatible, ensuring broad software support.

Performance:

CPU speed	16 x 2.5 GHz
CPU threads	32 threads
turbo clock speed	5.4GHz
Has an unlocked multiplier	✓
L2 cache	16 MB
L3 cache	64 MB
L1 cache	1024 KB
L2 core	1 MB/core
L3 core	4 MB/core
Uses big.LITTLE technology	✕
clock multiplier	24

The AMD Ryzen 9 8945HX offers impressive performance with a total clock speed of 16 x 2.5 GHz and the ability to turbo boost up to 5.4GHz. It is equipped with 32 threads, making it well-suited for multitasking and demanding applications. The processor also features a significant amount of cache, including 16 MB of L2 cache and 64 MB of L3 cache, ensuring fast access to frequently used data. The CPU's clock multiplier is set to 24, and it supports an unlocked multiplier for overclocking flexibility.

Benchmarks:

PassMark result	53181
PassMark result (single)	3980

The AMD Ryzen 9 8945HX delivers strong benchmark results, with a PassMark result of 53181, demonstrating its robust overall performance. The processor also achieves a solid single-threaded PassMark score of 3980, highlighting its ability to handle single-core tasks efficiently.

Integrated graphics:

GPU clock speed	400 MHz
GPU name	Radeon 610M
GPU turbo	2200 MHz
GPU execution units	2
DirectX version	DirectX 12 Ultimate
supported displays	4
OpenGL version	4.6
OpenCL version	2.1
texture mapping units (TMUs)	8
render output units (ROPs)	4
shading units	128

The AMD Ryzen 9 8945HX features integrated Radeon 610M graphics, with a base GPU clock speed of 400 MHz and the ability to turbo boost to 2200 MHz. This GPU includes 2 execution units (EUs) and supports up to 4 displays. It is compatible with DirectX 12 Ultimate, OpenGL 4.6, and OpenCL 2.1, providing a solid foundation for graphics-intensive tasks and applications.

Memory:

RAM speed (max)	5200 MHz
DDR memory version	5
memory channels	2
maximum memory amount	64GB
Supports ECC memory	✕

The AMD Ryzen 9 8945HX supports DDR5 memory with a maximum RAM speed of 5200 MHz. It features 2 memory channels and can handle up to 64GB of RAM, providing ample capacity for demanding tasks. However, it does not support ECC memory, which means it is not designed for error-correction in critical applications.

Features:

instruction sets	MMX, F16C, FMA3, AES, AVX, AVX2, SSE 4.1, SSE 4.2
uses multithreading	✓
Has NX bit	✓

The AMD Ryzen 9 8945HX supports a wide range of instruction sets, including MMX, AES, AVX, and SSE 4.2, ensuring compatibility with various software and optimizations. It also utilizes multithreading, enabling efficient execution of parallel tasks. Additionally, the processor is equipped with the NX bit, providing enhanced security by preventing the execution of malicious code in non-executable memory areas.

Final Verdict

The AMD Ryzen 9 8945HX is a high-performance processor designed for both desktop and laptop systems, offering impressive multitasking capabilities with 32 threads and a turbo clock speed of 5.4GHz. Its support for DDR5 memory and integrated Radeon 610M graphics makes it a solid choice for users requiring robust performance for tasks like content creation and gaming. However, its lack of ECC memory and relatively high CPU temperature limit its suitability for mission-critical applications and extreme power efficiency needs. Overall, it is a great option for high-demand use cases where raw processing power and flexibility are essential.