Quadro FX 3800 vs Radeon R9 M485X

In this comparison between Quadro FX 3800 and Radeon R9 M485X you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Quadro FX 3800 will be the best choice, for others Radeon R9 M485X will be their preference. Study the comparison tables below and make your choice.

Radeon R9 M485X is a Laptop Graphics Card

Note: Radeon R9 M485X 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 R9 M485X here:

Main Specs

  Quadro FX 3800 Radeon R9 M485X
Power consumption (TDP) 108 Watt 250 Watt
Interface PCIe 2.0 x16 MXM-B (3.0)
Supplementary power connectors 1x 6-pin None
Memory type GDDR3 GDDR5
Maximum RAM amount 1 GB 8 GB MB
Display Connectors 1x DVI, 2x DisplayPort No outputs
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  • Radeon R9 M485X has 131% more power consumption, than Quadro FX 3800.
  • Quadro FX 3800 is connected by PCIe 2.0 x16, and Radeon R9 M485X uses MXM-B (3.0) interface.
  • Radeon R9 M485X has 7 GB more memory, than Quadro FX 3800.
  • Quadro FX 3800 is used in Desktops, and Radeon R9 M485X - in Laptops.
  • Quadro FX 3800 is build with Tesla 2.0 architecture, and Radeon R9 M485X - with GCN 3.
  • Core clock speed of Radeon R9 M485X is 123 MHz higher, than Quadro FX 3800.
  • Quadro FX 3800 is manufactured by 55 nm process technology, and Radeon R9 M485X - by 28 nm process technology.
  • Memory clock speed of Radeon R9 M485X is 3400 MHz higher, than Quadro FX 3800.

Game benchmarks

high / 1080p 0−1 24−27
ultra / 1080p 0−1 14−16
QHD / 1440p 0−1 10−11
4K / 2160p 6−7
low / 720p 10−11 45−50
medium / 1080p 1−2 30−35
The average gaming FPS of Radeon R9 M485X in Assassin's Creed Odyssey is 566% more, than Quadro FX 3800.

Full Specs

  Quadro FX 3800 Radeon R9 M485X
Architecture Tesla 2.0 GCN 3
Code name GT200B Amethyst
Type Workstation Laptop
Release date 30 March 2009 14 May 2016
Pipelines 192 2048
Core clock speed 600 MHz 723 MHz
Transistor count 1,400 million 5,000 million
Manufacturing process technology 55 nm 28 nm
Texture fill rate 38.40 92.54
Floating-point performance 462.3 gflops 2,961 gflops
Length 198 mm
Memory bus width 256 Bit 256 Bit
Memory clock speed 1600 MHz 5000 MHz
Memory bandwidth 51.2 GB/s 160.0 GB/s
Shared memory -
DirectX 11.1 (10_0) 12 (12_0)
Shader Model 4.0 6.3
OpenGL 3.3 4.6
OpenCL 1.1 2.0
Vulkan N/A 1.2.131
CUDA 1.3
Laptop size large
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