Quadro FX 3800 vs Radeon HD 6740G2

If you are going to buy a new graphics card and are choosing between Quadro FX 3800 and Radeon HD 6740G2, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Quadro FX 3800 stacks up against Radeon HD 6740G2, check out specs charts below.

Radeon HD 6740G2 is a Laptop Graphics Card

Note: Radeon HD 6740G2 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 HD 6740G2 here:

Main Specs

  Quadro FX 3800 Radeon HD 6740G2
Power consumption (TDP) 108 Watt
Interface PCIe 2.0 x16
Supplementary power connectors 1x 6-pin
Memory type GDDR3
Maximum RAM amount 1 GB
Display Connectors 1x DVI, 2x DisplayPort
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  • Quadro FX 3800 is used in Desktops, and Radeon HD 6740G2 - in Laptops.
  • Quadro FX 3800 is build with Tesla 2.0 architecture, and Radeon HD 6740G2 - with Terascale 2.
  • Quadro FX 3800 is manufactured by 55 nm process technology, and Radeon HD 6740G2 - by 40 nm process technology.

Game benchmarks

high / 1080p 0−1 0−1
ultra / 1080p 0−1 0−1
QHD / 1440p 0−1 0−1
low / 720p 10−11 10−12
medium / 1080p 1−2 2−3
Quadro FX 3800 and Radeon HD 6740G2 have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  Quadro FX 3800 Radeon HD 6740G2
Architecture Tesla 2.0 Terascale 2
Code name GT200B
Type Workstation Laptop
Release date 30 March 2009 14 June 2011
Pipelines 192 880
Core clock speed 600 MHz
Transistor count 1,400 million
Manufacturing process technology 55 nm 40 nm
Texture fill rate 38.40
Floating-point performance 462.3 gflops
Length 198 mm
Memory bus width 256 Bit
Memory clock speed 1600 MHz
Memory bandwidth 51.2 GB/s
Shared memory -
DirectX 11.1 (10_0) DirectX 11, Shader 5.0
Shader Model 4.0
OpenGL 3.3
OpenCL 1.1
Vulkan N/A
CUDA 1.3
Laptop size medium sized
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