GeForce GT 740 vs GeForce GTX 670MX SLI

When comparing GeForce GT 740 and GeForce GTX 670MX SLI, 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 GT 740 and GeForce GTX 670MX SLI is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

GeForce GTX 670MX SLI is a Laptop Graphics Card

Note: GeForce GTX 670MX SLI 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 670MX SLI here:

Main Specs

  GeForce GT 740 GeForce GTX 670MX SLI
Power consumption (TDP) 64 Watt 150 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 1x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB
Display Connectors 2x DVI, 1x mini-HDMI
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  • GeForce GTX 670MX SLI has 134% more power consumption, than GeForce GT 740.
  • GeForce GT 740 is used in Desktops, and GeForce GTX 670MX SLI - in Laptops.
  • GeForce GT 740 and GeForce GTX 670MX SLI are build with Kepler architecture.
  • Core clock speed of GeForce GT 740 is 393 MHz higher, than GeForce GTX 670MX SLI.
  • GeForce GT 740 and GeForce GTX 670MX SLI are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce GT 740 is 2212 MHz higher, than GeForce GTX 670MX SLI.

Game benchmarks

high / 1080p 7−8 21−24
ultra / 1080p 4−5 14−16
QHD / 1440p 0−1 8−9
4K / 2160p 5−6
low / 720p 16−18 40−45
medium / 1080p 8−9 27−30
The average gaming FPS of GeForce GTX 670MX SLI in Assassin's Creed Odyssey is 200% more, than GeForce GT 740.

Full Specs

  GeForce GT 740 GeForce GTX 670MX SLI
Architecture Kepler Kepler
Code name GK107 N13E-GR
Type Desktop Laptop
Release date 29 May 2014 1 October 2012
Pipelines 384 1920
Core clock speed 993 MHz 600 MHz
Transistor count 1,270 million 5080 Million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 31.78
Floating-point performance 762.6 gflops
Length 145 mm
Memory bus width 128 Bit 2x 192 Bit
Memory clock speed 5012 MHz 2800 MHz
Memory bandwidth 80.19 GB/s
Shared memory -
DirectX 12 (11_0) DirectX 11, Shader 5.1
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
Vulkan 1.1.126
CUDA 3.0 +
SLI options +
Bitcoin / BTC (SHA256) 25 Mh/s
Laptop size large
Optimus +
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