AMD Ryzen 7 8745H

AMD Ryzen 7 8745H

Manufacturer: AMD

The AMD Ryzen 7 8745H is a versatile processor designed for both laptops and desktops, offering robust performance for demanding tasks. With a base speed of 3.8GHz and a turbo clock of 4.9GHz, this CPU is built to handle multitasking and intensive applications efficiently.

In terms of memory, the Ryzen 7 8745H supports up to 256GB of DDR5 RAM running at a maximum speed of 7500MHz. It features integrated Radeon 780M graphics with a clock speed of 800MHz, and supports DirectX 12 and OpenGL 4.6. This processor also boasts a 45W thermal design power (TDP) and includes 16 threads for enhanced processing capabilities.

Pros
  • Supports up to 256GB of DDR5 RAM, providing ample memory for demanding tasks and multitasking.
  • Equipped with integrated Radeon 780M graphics, capable of handling moderate gaming and graphical workloads.
  • Has multithreading support, allowing for better performance in parallel computing tasks and multitasking scenarios.
  • PCIe 4.0 support ensures faster data transfer rates for compatible components and devices.
  • Includes a 4 nm semiconductor size for more efficient processing and power consumption.
Cons
  • Does not support ECC memory, which could be a limitation for certain professional or error-sensitive applications.
  • Has a maximum CPU temperature of 100°C, which could be limiting for sustained high-performance workloads in certain environments.
  • Does not support big.LITTLE technology, which could reduce energy efficiency in mixed-use workloads.
Who is this for?

The AMD Ryzen 7 8745H is ideal for users who need a processor that can handle demanding multitasking and computational tasks. With 16 threads and a turbo clock speed of 4.9GHz, it is well-suited for professionals working with software that requires substantial processing power, such as video editing, 3D rendering, or data analysis. Its integrated Radeon 780M graphics also makes it a viable option for moderate gaming and GPU-accelerated tasks, while the support for up to 256GB of DDR5 RAM ensures sufficient memory for large projects and multitasking workloads.

Who is this NOT for?

This processor may not be the best fit for users who require highly specialized error-correction capabilities or ultra-low power consumption. Since it does not support ECC memory and lacks big.LITTLE technology, it may not meet the reliability and energy efficiency needs of certain enterprise or mobile environments. Additionally, users focused on extreme gaming or graphics-intensive applications might find the integrated Radeon 780M graphics limiting compared to dedicated GPUs, especially for high-end gaming or professional rendering tasks.

General info:
Type Laptop, Desktop
Has integrated graphics
release date September 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 8745H is designed for both laptops and desktops, featuring a 45W thermal design power (TDP) and a compact 4 nm semiconductor size for efficient performance. It includes integrated graphics, with support for PCIe 4.0, and is fully compatible with 64-bit operating systems. The CPU operates at a maximum temperature of 100°C and benefits from the latest advancements in power efficiency and processing power.

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 8745H offers impressive performance with a total clock speed of 3.8 GHz across its 8 cores, and the ability to turbo boost up to 4.9GHz. It supports 16 threads, making it suitable for multitasking and demanding workloads. Additionally, the processor is equipped with 8MB of L2 cache and 16MB of L3 cache, enhancing data access speeds for smoother performance.

Benchmarks:
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 8745H features integrated Radeon 780M graphics with a base GPU clock speed of 800 MHz, which can turbo boost to 2600 MHz for demanding graphics tasks. It supports up to 4 displays, making it a flexible choice for multi-monitor setups. The GPU is also compatible with DirectX 12, OpenGL 4.6, and OpenCL 2.1, offering robust support for modern graphics and compute applications.

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

The AMD Ryzen 7 8745H supports up to 256GB of RAM with a maximum speed of 7500 MHz, utilizing two memory channels for efficient data transfer. It is compatible with the latest DDR5 memory technology, providing high bandwidth for demanding applications. However, it does not support ECC memory, which means it may not offer the error-correcting capabilities found in some other systems.

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

The AMD Ryzen 7 8745H supports a variety of instruction sets, including AVX, AVX2, AES, and SSE 4.2, which enhance its ability to handle complex tasks and optimize performance. It also features multithreading, allowing for better parallel processing of multiple tasks. Additionally, the processor includes the NX bit, providing enhanced security by preventing certain types of malicious code execution.

Final Verdict

The AMD Ryzen 7 8745H is a solid processor for users requiring strong multitasking performance and reliable computational power. With a turbo clock speed of 4.9GHz and 16 threads, it excels in handling demanding tasks such as video editing, 3D rendering, and moderate gaming. Its integrated Radeon 780M graphics and support for up to 256GB of DDR5 RAM further enhance its versatility. However, it may not be suitable for those needing error-correction capabilities or ultra-low power consumption, and its integrated graphics may not meet the needs of users seeking high-end gaming performance. Overall, the Ryzen 7 8745H is well-suited for professionals and content creators who need a balanced, high-performance processor without requiring the absolute highest level of graphical power or specialized memory features.

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