Radeon HD 4850 vs Radeon R8 M445DX

When comparing Radeon HD 4850 and Radeon R8 M445DX, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between Radeon HD 4850 and Radeon R8 M445DX is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Radeon R8 M445DX is a Laptop Graphics Card

Note: Radeon R8 M445DX is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Radeon R8 M445DX here:

Main Specs

  Radeon HD 4850 Radeon R8 M445DX
Power consumption (TDP) 110 Watt
Interface PCIe 2.0 x16 IGP
Supplementary power connectors 1x 6-pin
Memory type GDDR3 DDR4/DDR3
Maximum RAM amount 512 MB
Display Connectors 2x DVI, 1x S-Video No outputs
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  • Radeon HD 4850 is connected by PCIe 2.0 x16, and Radeon R8 M445DX uses IGP interface.
  • Radeon HD 4850 is used in Desktops, and Radeon R8 M445DX - in Laptops.
  • Radeon HD 4850 is build with Terascale 1 architecture, and Radeon R8 M445DX - with GCN.
  • Core clock speed of Radeon R8 M445DX is 95 MHz higher, than Radeon HD 4850.
  • Radeon HD 4850 is manufactured by 55 nm process technology, and Radeon R8 M445DX - by 28 nm process technology.
  • Memory clock speed of Radeon HD 4850 is 60 MHz higher, than Radeon R8 M445DX.

Game benchmarks

high / 1080p 1−2 0−1
ultra / 1080p 0−1
QHD / 1440p 0−1 0−1
low / 720p 12−14 1−2
medium / 1080p 3−4 0−1
The average gaming FPS of Radeon HD 4850 in Assassin's Creed Odyssey is 1200% more, than Radeon R8 M445DX.

Full Specs

  Radeon HD 4850 Radeon R8 M445DX
Architecture Terascale 1 GCN
Code name RV770 Meso
Type Desktop Laptop
Release date 25 June 2008 1 June 2016
Pipelines 800 704
Core clock speed 625 MHz 720 / 1020 MHz
Boost Clock 1021 MHz
Transistor count 956 million 1,550 million
Manufacturing process technology 55 nm 28 nm
Texture fill rate 25.00 20.42
Floating-point performance 1,000.0 gflops
Length 246 mm
Memory bus width 256 Bit 128 + 64 Bit
Memory clock speed 993 MHz 933 / 1000 MHz
Memory bandwidth 63.55 GB/s
Shared memory -
DirectX 10.1 (10_1) 12 (12_0)
Shader Model 4.1 6.0
OpenGL 3.3 4.6
OpenCL 1.1 2.0
Vulkan N/A 1.2.131
Laptop size medium sized
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