Iris Plus Graphics 645 vs Quadro K1200

When choosing between Iris Plus Graphics 645 and Quadro K1200, 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 Iris Plus Graphics 645 and Quadro K1200.

Iris Plus Graphics 645 is a Laptop Graphics Card

Note: Iris Plus Graphics 645 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 645 here:

Main Specs

  Iris Plus Graphics 645 Quadro K1200
Power consumption (TDP) 15 Watt 45 Watt
Interface PCIe 3.0 x1 PCIe 2.0 x16
Supplementary power connectors None
Memory type DDR3/DDR4 128 Bit
Maximum RAM amount 4 GB
Display Connectors No outputs 4x mini-DisplayPort
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  • Quadro K1200 has 200% more power consumption, than Iris Plus Graphics 645.
  • Iris Plus Graphics 645 is connected by PCIe 3.0 x1, and Quadro K1200 uses PCIe 2.0 x16 interface.
  • Iris Plus Graphics 645 is used in Laptops, and Quadro K1200 - in Desktops.
  • Iris Plus Graphics 645 is build with Gen. 9.5 Coffee Lake architecture, and Quadro K1200 - with Maxwell.
  • Core clock speed of Quadro K1200 is 758 MHz higher, than Iris Plus Graphics 645.
  • Iris Plus Graphics 645 is manufactured by 14 nm process technology, and Quadro K1200 - by 28 nm process technology.

Game benchmarks

high / 1080p 4−5 14−16
ultra / 1080p 2−3 8−9
QHD / 1440p 0−1 3−4
low / 720p 12−14 30−35
medium / 1080p 5−6 18−20
The average gaming FPS of Quadro K1200 in Assassin's Creed Odyssey is 200% more, than Iris Plus Graphics 645.

Full Specs

  Iris Plus Graphics 645 Quadro K1200
Architecture Gen. 9.5 Coffee Lake Maxwell
Code name Kaby Lake GT3e GM107
Type Laptop Workstation
Release date 10 July 2019 28 January 2015
Pipelines 48 512
Core clock speed 300 MHz 1058 MHz
Boost Clock 1150 MHz 1124 MHz
Transistor count 1,870 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 50.40 35.97
Floating-point performance 1,151 gflops
Length 160 mm
Memory bus width 128 Bit
Memory clock speed 5000 MHz
Shared memory +
DirectX 12 (12_1) 12
Shader Model 6.4 5
OpenGL 4.6 4.5
OpenCL 2.1 1.2
Vulkan 1.1.103 +
CUDA 5.0
Bitcoin / BTC (SHA256) 132 Mh/s
Quick Sync +
3D Vision Pro +
Mosaic +
Width 1" (2.5 cm)
Number of simultaneous displays 4
nView Desktop Management +
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