GeForce GTX 780M vs Radeon HD 7850

If you are going to buy a new graphics card and are choosing between GeForce GTX 780M and Radeon HD 7850, 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 GeForce GTX 780M stacks up against Radeon HD 7850, check out specs charts below.

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 Radeon HD 7850
Power consumption (TDP) 122 Watt 225 Watt
Interface MXM-B (3.0) PCIe 3.0 x16
Supplementary power connectors None 1x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 2 GB
Display Connectors No outputs 1x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 7850 has 84% more power consumption, than GeForce GTX 780M.
  • GeForce GTX 780M is connected by MXM-B (3.0), and Radeon HD 7850 uses PCIe 3.0 x16 interface.
  • GeForce GTX 780M has 2 GB more memory, than Radeon HD 7850.
  • GeForce GTX 780M is used in Laptops, and Radeon HD 7850 - in Desktops.
  • GeForce GTX 780M is build with Kepler architecture, and Radeon HD 7850 - with GCN 1.0.
  • GeForce GTX 780M and Radeon HD 7850 are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce GTX 780M is 1300 MHz higher, than Radeon HD 7850.

Game benchmarks

high / 1080p 20−22 18−20
ultra / 1080p 12−14 10−12
QHD / 1440p 6−7 5−6
4K / 2160p 5−6 4−5
low / 720p 40−45 35−40
medium / 1080p 24−27 24−27
The average gaming FPS of GeForce GTX 780M in Assassin's Creed Odyssey is 11% more, than Radeon HD 7850.

Full Specs

  GeForce GTX 780M Radeon HD 7850
Architecture Kepler GCN 1.0
Code name N14E-GTX Pitcairn
Type Laptop Desktop
Release date 30 May 2013 5 March 2012
Pipelines 1536 1024
Core clock speed 823 MHz
Boost Clock 797 MHz 1000 MHz
Transistor count 3,540 million 2,800 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 102.0 55.04
Floating-point performance 2,448 gflops 1,761 gflops
Length 210 mm
Memory bus width 256 Bit 256 Bit
Memory clock speed 2500 MHz 1200 MHz
Memory bandwidth 160.0 GB/s 153.6 GB/s
Shared memory -
DirectX 12 API
Shader Model 5.1 5.1
OpenGL 4.5 4.6
OpenCL 1.1 1.2
Vulkan 1.1.126
CUDA +
FreeSync +
CUDA cores 1536
Bus support PCI Express 3.0, PCI Express 2.0 PCIe 2.1 x16
SLI options +
HDMI + +
Bitcoin / BTC (SHA256) 82 Mh/s 249 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 +
Eyefinity +
Design reference
CrossFire +
Ethereum / ETH (DaggerHashimoto) 12.5 Mh/s
Blu-Ray 3D Support +
3D Vision / 3DTV Play +
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