GeForce GTX 780M vs GeForce GTX 850A

When comparing GeForce GTX 780M and GeForce GTX 850A, 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 GeForce GTX 780M and GeForce GTX 850A is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

GeForce GTX 780M is a Laptop Graphics Card

Note: GeForce GTX 780M 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 GeForce GTX 780M here:

Main Specs

  GeForce GTX 780M GeForce GTX 850A
Power consumption (TDP) 122 Watt 45 Watt
Interface MXM-B (3.0) PCIe 3.0 x16
Supplementary power connectors None
Memory type GDDR5 DDR3
Maximum RAM amount 4 GB 2 GB
Display Connectors No outputs No outputs
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  • GeForce GTX 780M has 171% more power consumption, than GeForce GTX 850A.
  • GeForce GTX 780M is connected by MXM-B (3.0), and GeForce GTX 850A uses PCIe 3.0 x16 interface.
  • GeForce GTX 780M has 2 GB more memory, than GeForce GTX 850A.
  • GeForce GTX 780M is used in Laptops, and GeForce GTX 850A - in Desktops.
  • GeForce GTX 780M is build with Kepler architecture, and GeForce GTX 850A - with Maxwell.
  • Core clock speed of GeForce GTX 850A is 79 MHz higher, than GeForce GTX 780M.
  • GeForce GTX 780M and GeForce GTX 850A are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce GTX 780M is 700 MHz higher, than GeForce GTX 850A.

Game benchmarks

high / 1080p 20−22 1−2
ultra / 1080p 12−14 0−1
QHD / 1440p 6−7 0−1
4K / 2160p 5−6
low / 720p 40−45 12−14
medium / 1080p 24−27 3−4
The average gaming FPS of GeForce GTX 780M in Assassin's Creed Odyssey is 383% more, than GeForce GTX 850A.

Full Specs

  GeForce GTX 780M GeForce GTX 850A
Architecture Kepler Maxwell
Code name N14E-GTX GM107
Type Laptop Desktop
Release date 30 May 2013 17 March 2014
Pipelines 1536 640
Core clock speed 823 MHz 902 MHz
Boost Clock 797 MHz 936 MHz
Transistor count 3,540 million 1,870 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 102.0 37.44
Floating-point performance 2,448 gflops 1,198 gflops
Memory bus width 256 Bit 128 Bit
Memory clock speed 2500 MHz 1800 MHz
Memory bandwidth 160.0 GB/s 28.8 GB/s
Shared memory -
DirectX 12 API 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.5 4.6
OpenCL 1.1 1.2
Vulkan 1.1.126 1.1.126
CUDA + 5.0
CUDA cores 1536
Bus support PCI Express 3.0, PCI Express 2.0
SLI options +
HDMI +
Bitcoin / BTC (SHA256) 82 Mh/s
Laptop size large
Standard memory configuration GDDR5
eDP 1.2 signal support Up to 3840x2160
LVDS signal support Up to 1920x1200
DisplayPort Multimode (DP++) support Up to 3840x2160
HDCP content protection +
7.1 channel HD audio on HDMI +
TrueHD and DTS-HD audio bitstreaming +
H.264, VC1, MPEG2 1080p video decoder +
Optimus +
Blu-Ray 3D Support +
3D Vision / 3DTV Play +
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