GeForce GTX 780M vs Iris Graphics 5100

If you are going to buy a new graphics card and are choosing between GeForce GTX 780M and Iris Graphics 5100, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the GeForce GTX 780M stacks up against Iris Graphics 5100, check out specs charts below.

GeForce GTX 780M and Iris Graphics 5100 are Laptop Graphics Cards

Note: GeForce GTX 780M and Iris Graphics 5100 are only used in laptop graphics. They have 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 780M or Iris Graphics 5100 here:

Main Specs

  GeForce GTX 780M Iris Graphics 5100
Power consumption (TDP) 122 Watt 30 Watt
Interface MXM-B (3.0) PCIe 1.0 x16
Supplementary power connectors None
Memory type GDDR5 System Shared
Maximum RAM amount 4 GB
Display Connectors No outputs No outputs
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  • GeForce GTX 780M has 306% more power consumption, than Iris Graphics 5100.
  • GeForce GTX 780M is connected by MXM-B (3.0), and Iris Graphics 5100 uses PCIe 1.0 x16 interface.
  • Both cards are used in Laptops.
  • GeForce GTX 780M is build with Kepler architecture, and Iris Graphics 5100 - with Gen. 7.5 Haswell.
  • Core clock speed of GeForce GTX 780M is 623 MHz higher, than Iris Graphics 5100.
  • GeForce GTX 780M is manufactured by 28 nm process technology, and Iris Graphics 5100 - by 22 nm process technology.

Game benchmarks

high / 1080p 20−22 3−4
ultra / 1080p 12−14 1−2
QHD / 1440p 6−7 0−1
4K / 2160p 5−6
low / 720p 40−45 14−16
medium / 1080p 24−27 5−6
The average gaming FPS of GeForce GTX 780M in Assassin's Creed Odyssey is 316% more, than Iris Graphics 5100.

Full Specs

  GeForce GTX 780M Iris Graphics 5100
Architecture Kepler Gen. 7.5 Haswell
Code name N14E-GTX Haswell GT3
Type Laptop Laptop
Release date 30 May 2013 5 June 2013
Pipelines 1536 40
Core clock speed 823 MHz 200 MHz
Boost Clock 797 MHz 1200 MHz
Transistor count 3,540 million 1,300 million
Manufacturing process technology 28 nm 22 nm
Texture fill rate 102.0 48.00
Floating-point performance 2,448 gflops
Memory bus width 256 Bit 64/128 Bit
Memory clock speed 2500 MHz
Memory bandwidth 160.0 GB/s
Shared memory - +
DirectX 12 API 12 (11_1)
Shader Model 5.1 5.1
OpenGL 4.5 4.3
OpenCL 1.1 1.2
Vulkan 1.1.126 1.1.80
CUDA +
CUDA cores 1536
Bus support PCI Express 3.0, PCI Express 2.0
SLI options +
HDMI +
Bitcoin / BTC (SHA256) 82 Mh/s
Laptop size large
Standard memory configuration GDDR5
eDP 1.2 signal support Up to 3840x2160
LVDS signal support Up to 1920x1200
DisplayPort Multimode (DP++) support Up to 3840x2160
HDCP content protection +
7.1 channel HD audio on HDMI +
TrueHD and DTS-HD audio bitstreaming +
H.264, VC1, MPEG2 1080p video decoder +
Optimus +
Quick Sync +
Blu-Ray 3D Support +
3D Vision / 3DTV Play +
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