Quadro FX 3800 vs Radeon R9 M365X

In this comparison between Quadro FX 3800 and Radeon R9 M365X 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 M365X will be their preference. Study the comparison tables below and make your choice.

Radeon R9 M365X is a Laptop Graphics Card

Note: Radeon R9 M365X 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 M365X here:

Main Specs

  Quadro FX 3800 Radeon R9 M365X
Power consumption (TDP) 108 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors 1x 6-pin
Memory type GDDR3 GDDR5
Maximum RAM amount 1 GB 4 GB
Display Connectors 1x DVI, 2x DisplayPort No outputs
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  • Quadro FX 3800 is connected by PCIe 2.0 x16, and Radeon R9 M365X uses PCIe 3.0 x16 interface.
  • Radeon R9 M365X has 3 GB more memory, than Quadro FX 3800.
  • Quadro FX 3800 is used in Desktops, and Radeon R9 M365X - in Laptops.
  • Quadro FX 3800 is build with Tesla 2.0 architecture, and Radeon R9 M365X - with GCN.
  • Core clock speed of Radeon R9 M365X is 300 MHz higher, than Quadro FX 3800.
  • Quadro FX 3800 is manufactured by 55 nm process technology, and Radeon R9 M365X - by 28 nm process technology.
  • Memory clock speed of Quadro FX 3800 is 475 MHz higher, than Radeon R9 M365X.

Game benchmarks

high / 1080p 0−1 6−7
ultra / 1080p 0−1 4−5
QHD / 1440p 0−1 0−1
low / 720p 10−11 16−18
medium / 1080p 1−2 8−9
The average gaming FPS of Radeon R9 M365X in Assassin's Creed Odyssey is 100% more, than Quadro FX 3800.

Full Specs

  Quadro FX 3800 Radeon R9 M365X
Architecture Tesla 2.0 GCN
Code name GT200B Tropo
Type Workstation Laptop
Release date 30 March 2009 6 May 2015
Pipelines 192 640
Core clock speed 600 MHz 900 MHz
Boost Clock 925 MHz
Transistor count 1,400 million 1,500 million
Manufacturing process technology 55 nm 28 nm
Texture fill rate 38.40 37.00
Floating-point performance 462.3 gflops 1,184 gflops
Length 198 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 1600 MHz 1125 MHz
Memory bandwidth 51.2 GB/s 72 GB/s
Shared memory -
DirectX 11.1 (10_0)
Shader Model 4.0 5.1
OpenGL 3.3 4.4
OpenCL 1.1 Not Listed
Vulkan N/A
CUDA 1.3
FreeSync +
Bus support PCIe 3.0
Laptop size medium sized
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
Compute units 10
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