GeForce GT 740A vs Iris Plus Graphics 655

In this comparison between GeForce GT 740A and Iris Plus Graphics 655 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 Iris Plus Graphics 655 will be their preference. Study the comparison tables below and make your choice.

Iris Plus Graphics 655 is a Laptop Graphics Card

Note: Iris Plus Graphics 655 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 Iris Plus Graphics 655 here:

Main Specs

  GeForce GT 740A Iris Plus Graphics 655
Power consumption (TDP) 33 Watt 15 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x1
Memory type DDR3 DDR3/DDR4
Maximum RAM amount 2 GB
Display Connectors No outputs No outputs
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  • GeForce GT 740A has 120% more power consumption, than Iris Plus Graphics 655.
  • GeForce GT 740A is connected by PCIe 3.0 x8, and Iris Plus Graphics 655 uses PCIe 3.0 x1 interface.
  • GeForce GT 740A is used in Desktops, and Iris Plus Graphics 655 - in Laptops.
  • GeForce GT 740A is build with Kepler 2.0 architecture, and Iris Plus Graphics 655 - with Gen. 9.5 Kaby Lake.
  • Core clock speed of GeForce GT 740A is 680 MHz higher, than Iris Plus Graphics 655.
  • GeForce GT 740A is manufactured by 28 nm process technology, and Iris Plus Graphics 655 - by 14 nm process technology.

Game benchmarks

high / 1080p 0−1 12−14
ultra / 1080p 7−8
QHD / 1440p 0−1 2−3
low / 720p 1−2 27−30
medium / 1080p 0−1 16−18
The average gaming FPS of Iris Plus Graphics 655 in Assassin's Creed Odyssey is 2700% more, than GeForce GT 740A.

Full Specs

  GeForce GT 740A Iris Plus Graphics 655
Architecture Kepler 2.0 Gen. 9.5 Kaby Lake
Code name GK208 Kaby Lake GT3e
Type Desktop Laptop
Release date 26 August 2013 1 September 2017
Pipelines 384 48
Core clock speed 980 MHz 300 MHz
Boost Clock 1200 MHz
Transistor count 915 million 189 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 31.36 50.40
Floating-point performance 752.6 gflops
Memory bus width 64 Bit
Memory clock speed 1800 MHz
Memory bandwidth 14.4 GB/s
Shared memory +
DirectX 12 (11_0) 12 (12_1)
Shader Model 5.1 6.4
OpenGL 4.6 4.6
OpenCL 1.2 2.1
Vulkan 1.1.126 1.1.103
CUDA 3.5
Quick Sync +
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