AMD Ryzen 7 8745HS

Manufacturer: AMD

The AMD Ryzen 7 8745HS is a versatile processor designed for both laptops and desktops. It offers a solid base clock of 8 x 3.8 GHz, with the ability to turbo boost up to 4.9 GHz. With 16 threads, this CPU delivers solid multitasking performance while integrating Radeon 780M graphics for handling GPU-intensive tasks.

On the technical side, the Ryzen 7 8745HS features a 4 nm semiconductor size for improved efficiency and supports up to 256GB of DDR5 RAM running at a maximum speed of 7500 MHz. It also includes advanced features like PCIe 4.0 support, 16 MB of L3 cache, and a thermal design power (TDP) of 45W, making it an effective choice for both general computing and intensive workloads.

Pros

Supports DDR5 memory with a high maximum speed of 7500 MHz, allowing for fast data transfer and improved multitasking performance.
Equipped with integrated Radeon 780M graphics, which can boost up to 2600 MHz for handling basic gaming and graphical tasks without a dedicated GPU.
Supports PCIe 4.0, providing faster data transfer speeds for compatible components like storage drives.
Has 16 threads, making it well-suited for multitasking and parallel computing tasks.
Offers advanced instruction sets like AVX and AES, enabling better performance in workloads that require cryptography or vector processing.

Cons

Does not support ECC memory, limiting its use in applications that require high data integrity and error correction.
Has a thermal design power (TDP) of 45W, which may be a consideration for devices requiring low power consumption or passive cooling solutions.
Does not feature an unlocked multiplier, limiting the ability for overclocking and fine-tuning performance for advanced users.

Who is this for?

The AMD Ryzen 7 8745HS is well-suited for users who require strong multitasking performance and moderate graphics capabilities. Its 16 threads and high turbo clock speed of 4.9 GHz make it ideal for applications such as video editing, software development, and light gaming. Additionally, the integrated Radeon 780M graphics provide sufficient power for casual gaming and basic GPU workloads, making it a good choice for those who need a balance of CPU and GPU performance in laptops or compact desktop builds.

Who is this NOT for?

This processor is not ideal for users requiring ECC memory support, as it does not support ECC memory, which is essential for environments demanding high data integrity, such as scientific computing or servers. Additionally, its 45W TDP and lack of an unlocked multiplier may make it less appealing for users who prioritize overclocking or need a processor that can run at lower power consumption for extended battery life in ultrabooks or other portable devices.

General info:

Type	Laptop, Desktop
Has integrated graphics	✓
release date	March 2025
Thermal Design Power (TDP)	45W
semiconductor size	4 nm
CPU temperature	100 °C
PCI Express (PCIe) version	4
Supports 64-bit	✓

The AMD Ryzen 7 8745HS is designed for both laptop and desktop use, offering a versatile platform. It features integrated graphics, utilizing the Radeon 780M GPU for efficient handling of graphics tasks. With a 4 nm semiconductor size, this CPU delivers energy-efficient performance, and its 45W thermal design power (TDP) ensures a balance between performance and energy consumption. The processor supports PCIe 4.0 for faster data transfer and fully supports 64-bit computing for enhanced processing capabilities.

Performance:

CPU speed	8 x 3.8 GHz
CPU threads	16 threads
turbo clock speed	4.9GHz
Has an unlocked multiplier	✕
L2 cache	8 MB
L3 cache	16 MB
L2 core	1 MB/core
L3 core	2 MB/core
Uses big.LITTLE technology	✕
clock multiplier	38

The AMD Ryzen 7 8745HS offers a robust performance profile with a base CPU speed of 8 x 3.8 GHz, ensuring smooth operation across multiple tasks. With 16 threads, it is designed for efficient multitasking. When needed, the processor can turbo boost up to 4.9 GHz for enhanced performance in demanding applications. The CPU features 8 MB of L2 cache and 16 MB of L3 cache, allowing for fast data access and improved overall processing speed.

Benchmarks:

PassMark result	29179
PassMark result (single)	3768

The AMD Ryzen 7 8745HS achieves a solid performance in benchmark tests, scoring 29,179 in the PassMark result and 3,768 in the single-threaded PassMark test. These results highlight its capability to handle both multi-threaded and single-threaded workloads efficiently.

Integrated graphics:

GPU clock speed	800 MHz
GPU name	Radeon 780M
GPU turbo	2600 MHz
DirectX version	DirectX 12
supported displays	4
OpenGL version	4.6
OpenCL version	2.1
texture mapping units (TMUs)	48
render output units (ROPs)	32
shading units	768

The AMD Ryzen 7 8745HS is equipped with the Radeon 780M integrated graphics, offering a base GPU clock speed of 800 MHz, which can turbo boost up to 2,600 MHz for improved performance. This GPU supports DirectX 12 and OpenGL 4.6, making it capable of handling modern graphical tasks. It can drive up to four displays and features 768 shading units and 48 texture mapping units (TMUs) for efficient rendering and processing of visual data.

Memory:

RAM speed (max)	7500 MHz
DDR memory version	5
memory channels	2
maximum memory amount	256GB
Supports ECC memory	✕

The AMD Ryzen 7 8745HS supports DDR5 memory with a maximum speed of 7500 MHz, providing high-speed performance for demanding applications. It utilizes two memory channels for efficient data transfer, and can handle up to 256GB of maximum memory, ensuring ample capacity for multitasking and memory-intensive tasks. However, it does not support ECC memory, which may be a consideration for certain professional workloads.

Features:

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

The AMD Ryzen 7 8745HS includes a wide range of instruction sets such as MMX, F16C, FMA3, AES, AVX, AVX2, SSE 4.1, and SSE 4.2, ensuring compatibility with a variety of software and optimized performance in different applications. The processor also supports multithreading, allowing it to handle multiple tasks simultaneously. Additionally, it has the NX bit feature, which helps improve security by preventing the execution of code in certain areas of memory.

Final Verdict

The AMD Ryzen 7 8745HS is a solid choice for users who need a balanced processor for both CPU and GPU workloads. Its 16 threads and 4.9 GHz turbo clock speed ensure strong performance for multitasking and moderate computing tasks, while the integrated Radeon 780M graphics offer decent GPU capabilities for light gaming and graphical applications. While it lacks ECC memory support and overclocking potential, it excels in providing high performance and energy efficiency for mainstream and power-efficient builds. Overall, this processor is well-suited for productivity, content creation, and casual gaming in laptops and compact desktops.