GeForce GTX 850A vs Iris Graphics 540

When choosing between GeForce GTX 850A and Iris Graphics 540, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GeForce GTX 850A and Iris Graphics 540.

Iris Graphics 540 is a Laptop Graphics Card

Note: Iris Graphics 540 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 Graphics 540 here:

Main Specs

  GeForce GTX 850A Iris Graphics 540
Power consumption (TDP) 45 Watt 15 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x1
Memory type DDR3 eDRAM
Maximum RAM amount 2 GB 64 MB
Display Connectors No outputs No outputs
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  • GeForce GTX 850A has 200% more power consumption, than Iris Graphics 540.
  • GeForce GTX 850A is connected by PCIe 3.0 x16, and Iris Graphics 540 uses PCIe 3.0 x1 interface.
  • Iris Graphics 540 has 62 GB more memory, than GeForce GTX 850A.
  • GeForce GTX 850A is used in Desktops, and Iris Graphics 540 - in Laptops.
  • GeForce GTX 850A is build with Maxwell architecture, and Iris Graphics 540 - with Gen. 9 Skylake.
  • Core clock speed of GeForce GTX 850A is 602 MHz higher, than Iris Graphics 540.
  • GeForce GTX 850A is manufactured by 28 nm process technology, and Iris Graphics 540 - by 14 nm process technology.

Game benchmarks

high / 1080p 1−2 8−9
ultra / 1080p 0−1 5−6
QHD / 1440p 0−1 0−1
low / 720p 12−14 20−22
medium / 1080p 3−4 10−12
The average gaming FPS of Iris Graphics 540 in Assassin's Creed Odyssey is 116% more, than GeForce GTX 850A.

Full Specs

  GeForce GTX 850A Iris Graphics 540
Architecture Maxwell Gen. 9 Skylake
Code name GM107 Skylake GT3e
Type Desktop Laptop
Release date 17 March 2014 1 September 2015
Pipelines 640 48
Core clock speed 902 MHz 300 MHz
Boost Clock 936 MHz 1050 MHz
Transistor count 1,870 million 189 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 37.44 50.40
Floating-point performance 1,198 gflops
Memory bus width 128 Bit
Memory clock speed 1800 MHz
Memory bandwidth 28.8 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 1.1.97
CUDA 5.0
Quick Sync +
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