Quadro FX 3800 vs Radeon Pro 555X

When comparing Quadro FX 3800 and Radeon Pro 555X, 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 Quadro FX 3800 and Radeon Pro 555X is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Radeon Pro 555X is a Laptop Graphics Card

Note: Radeon Pro 555X 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 Pro 555X here:

Main Specs

  Quadro FX 3800 Radeon Pro 555X
Power consumption (TDP) 108 Watt 75 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x8
Supplementary power connectors 1x 6-pin None
Memory type GDDR3 GDDR5
Maximum RAM amount 1 GB 2 GB
Display Connectors 1x DVI, 2x DisplayPort No outputs
  Check Price
  • Quadro FX 3800 has 44% more power consumption, than Radeon Pro 555X.
  • Quadro FX 3800 is connected by PCIe 2.0 x16, and Radeon Pro 555X uses PCIe 3.0 x8 interface.
  • Radeon Pro 555X has 1 GB more memory, than Quadro FX 3800.
  • Quadro FX 3800 is used in Desktops, and Radeon Pro 555X - in Mobile workstations.
  • Quadro FX 3800 is build with Tesla 2.0 architecture, and Radeon Pro 555X - with Polaris.
  • Core clock speed of Radeon Pro 555X is 255 MHz higher, than Quadro FX 3800.
  • Quadro FX 3800 is manufactured by 55 nm process technology, and Radeon Pro 555X - by 14 nm process technology.
  • Memory clock speed of Radeon Pro 555X is 3480 MHz higher, than Quadro FX 3800.

Game benchmarks

high / 1080p 0−1 16−18
ultra / 1080p 0−1 10−11
QHD / 1440p 0−1 4−5
4K / 2160p 4−5
low / 720p 10−11 30−35
medium / 1080p 1−2 21−24
The average gaming FPS of Radeon Pro 555X in Assassin's Creed Odyssey is 350% more, than Quadro FX 3800.

Full Specs

  Quadro FX 3800 Radeon Pro 555X
Architecture Tesla 2.0 Polaris
Code name GT200B Polaris 21
Type Workstation Mobile workstation
Release date 30 March 2009 5 June 2017
Pipelines 192 768
Core clock speed 600 MHz 855 MHz
Transistor count 1,400 million 3,000 million
Manufacturing process technology 55 nm 14 nm
Texture fill rate 38.40 43.54
Floating-point performance 462.3 gflops
Length 198 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 1600 MHz 5080 MHz
Memory bandwidth 51.2 GB/s 81.6 GB/s
Shared memory -
DirectX 11.1 (10_0) 12 (12_0)
Shader Model 4.0 6.4
OpenGL 3.3 4.6
OpenCL 1.1 2.0
Vulkan N/A 1.2.131
CUDA 1.3
FreeSync +
Laptop size large
  Check Price