GeForce GTX 850A vs Quadro 4000M

Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 850A and Quadro 4000M. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GeForce GTX 850A and Quadro 4000M. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Quadro 4000M is a Laptop Graphics Card

Note: Quadro 4000M 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 Quadro 4000M here:

Main Specs

  GeForce GTX 850A Quadro 4000M
Power consumption (TDP) 45 Watt 100 Watt
Interface PCIe 3.0 x16 MXM-B (3.0)
Memory type DDR3 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors No outputs No outputs
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  • Quadro 4000M has 122% more power consumption, than GeForce GTX 850A.
  • GeForce GTX 850A is connected by PCIe 3.0 x16, and Quadro 4000M uses MXM-B (3.0) interface.
  • GeForce GTX 850A and Quadro 4000M have maximum RAM of 2 GB.
  • GeForce GTX 850A is used in Desktops, and Quadro 4000M - in Mobile workstations.
  • GeForce GTX 850A is build with Maxwell architecture, and Quadro 4000M - with Fermi.
  • Core clock speed of GeForce GTX 850A is 427 MHz higher, than Quadro 4000M.
  • GeForce GTX 850A is manufactured by 28 nm process technology, and Quadro 4000M - by 40 nm process technology.
  • Memory clock speed of GeForce GTX 850A is 600 MHz higher, than Quadro 4000M.

Game benchmarks

high / 1080p 1−2 3−4
ultra / 1080p 0−1 1−2
QHD / 1440p 0−1 0−1
low / 720p 12−14 14−16
medium / 1080p 3−4 5−6
The average gaming FPS of Quadro 4000M in Assassin's Creed Odyssey is 33% more, than GeForce GTX 850A.

Full Specs

  GeForce GTX 850A Quadro 4000M
Architecture Maxwell Fermi
Code name GM107 Fermi
Type Desktop Mobile workstation
Release date 17 March 2014 22 February 2011
Pipelines 640 336
Core clock speed 902 MHz 475 MHz
Boost Clock 936 MHz
Transistor count 1,870 million 1,950 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 37.44 26.60
Floating-point performance 1,198 gflops 638.4 gflops
Memory bus width 128 Bit 256 Bit
Memory clock speed 1800 MHz 1200 MHz
Memory bandwidth 28.8 GB/s 80 GB/s
Shared memory -
DirectX 12 (11_0) 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.6 4.6
OpenCL 1.2 1.1
Vulkan 1.1.126 N/A
CUDA 5.0 2.1
Bitcoin / BTC (SHA256) 82 Mh/s
Laptop size large
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