NVIDIA GeForce 940M vs AMD Radeon HD 6870 X2

What is the difference between NVIDIA GeForce 940M and AMD Radeon HD 6870 X2. Find out which graphics card has better performance.

Graphics Processor (GPU)

GM108GPU NameBarts
N16S-GT-SModel numberBarts XT
(215-0798000)
MaxwellArchitectureTeraScale 2
TSMCFoundryTSMC
28 nmProcess Size40 nm
unknownTransistors1,700 million
unknownDie Size255 mm²

Graphics Card

Mar 13th, 2015Release DateJul 8th, 2011
GeForce 900MFamilyNorthern Islands
(HD 6800)
ActiveProductionEnd-of-life
GeForce 800MPredecessorEvergreen
PCIe 3.0 x8Bus InterfacePCIe 2.0 x16

Memory

2 GBMemory Size1024 MB x2
DDR3Memory TypeGDDR5
64 bitMemory Bus256 bit x2

Clock Speeds

900 MHz
1800 Mbps effective
Memory Clock1050 MHz
4.2 Gbps effective

Render Config

24TMUs56 x2
8ROPs32 x2

Board Design

33 WThermal design power (TDP)300 W
No outputsDisplay Connectors2x DVI
1x HDMI
2x mini-DisplayPort

API support

12 (11_0)DirectX11.2 (11_0)
4.6OpenGL4.4
3.0OpenCL1.2
1.1VulkanN/A
5.1Shader Model5.0