GeForce GT 740A vs GeForce GTX 680MX

In this comparison between GeForce GT 740A and GeForce GTX 680MX you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people GeForce GT 740A will be the best choice, for others GeForce GTX 680MX will be their preference. Study the comparison tables below and make your choice.

GeForce GTX 680MX is a Laptop Graphics Card

Note: GeForce GTX 680MX 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 680MX here:

Main Specs

  GeForce GT 740A GeForce GTX 680MX
Power consumption (TDP) 33 Watt 122 Watt
Interface PCIe 3.0 x8
Memory type DDR3 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors No outputs
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  • GeForce GTX 680MX has 269% more power consumption, than GeForce GT 740A.
  • GeForce GT 740A and GeForce GTX 680MX have maximum RAM of 2 GB.
  • GeForce GT 740A is used in Desktops, and GeForce GTX 680MX - in Laptops.
  • GeForce GT 740A is build with Kepler 2.0 architecture, and GeForce GTX 680MX - with Kepler.
  • Core clock speed of GeForce GT 740A is 260 MHz higher, than GeForce GTX 680MX.
  • GeForce GT 740A and GeForce GTX 680MX are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce GTX 680MX is 700 MHz higher, than GeForce GT 740A.

Game benchmarks

high / 1080p 0−1 21−24
ultra / 1080p 12−14
QHD / 1440p 0−1 7−8
4K / 2160p 5−6
low / 720p 1−2 40−45
medium / 1080p 0−1 27−30
The average gaming FPS of GeForce GTX 680MX in Assassin's Creed Odyssey is 4100% more, than GeForce GT 740A.

Full Specs

  GeForce GT 740A GeForce GTX 680MX
Architecture Kepler 2.0 Kepler
Code name GK208
Type Desktop Laptop
Release date 26 August 2013 23 October 2012
Pipelines 384 1536
Core clock speed 980 MHz 720 MHz
Transistor count 915 million 3540 Million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 31.36 92.2 billion/sec
Floating-point performance 752.6 gflops
Memory bus width 64 Bit 256 Bit
Memory clock speed 1800 MHz 2500 MHz
Memory bandwidth 14.4 GB/s 160 GB/s
Shared memory -
DirectX 12 (11_0) 12 API
Shader Model 5.1
OpenGL 4.6 4.5
OpenCL 1.2 1.1
Vulkan 1.1.126
CUDA 3.5 +
CUDA cores 1536
Bus support PCI Express 3.0
SLI options +
3D Vision +
Bitcoin / BTC (SHA256) 57 Mh/s
Laptop size large
Optimus +
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