Iris Plus Graphics 650 vs Radeon HD 8790M

Find out if it is worth upgrading your current GPU setup by comparing Iris Plus Graphics 650 and Radeon HD 8790M. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Iris Plus Graphics 650 and Radeon HD 8790M. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Iris Plus Graphics 650 and Radeon HD 8790M are Laptop Graphics Cards

Note: Iris Plus Graphics 650 and Radeon HD 8790M 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 Iris Plus Graphics 650 or Radeon HD 8790M here:

Main Specs

  Iris Plus Graphics 650 Radeon HD 8790M
Power consumption (TDP) 15 Watt
Interface PCIe 3.0 x1 MXM-A (3.0)
Supplementary power connectors None
Memory type DDR3L/LPDDR3/DDR4 GDDR5
Maximum RAM amount 32 GB 2 GB
Display Connectors No outputs No outputs
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  • Iris Plus Graphics 650 is connected by PCIe 3.0 x1, and Radeon HD 8790M uses MXM-A (3.0) interface.
  • Iris Plus Graphics 650 has 30 GB more memory, than Radeon HD 8790M.
  • Both cards are used in Laptops.
  • Iris Plus Graphics 650 is build with Gen. 9.5 Kaby Lake architecture, and Radeon HD 8790M - with GCN.
  • Core clock speed of Radeon HD 8790M is 550 MHz higher, than Iris Plus Graphics 650.
  • Iris Plus Graphics 650 is manufactured by 14 nm process technology, and Radeon HD 8790M - by 28 nm process technology.

Game benchmarks

high / 1080p 8−9 3−4
ultra / 1080p 5−6 1−2
QHD / 1440p 0−1 0−1
low / 720p 18−20 14−16
medium / 1080p 10−11 6−7
The average gaming FPS of Iris Plus Graphics 650 in Assassin's Creed Odyssey is 66% more, than Radeon HD 8790M.

Full Specs

  Iris Plus Graphics 650 Radeon HD 8790M
Architecture Gen. 9.5 Kaby Lake GCN
Code name Kaby Lake GT3e Mars XTX
Type Laptop Laptop
Release date 3 January 2017 16 November 2012
Pipelines 48 384
Core clock speed 300 MHz 850 MHz
Boost Clock 1100 MHz 900 MHz
Transistor count 189 million 950 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 55.20 21.60
Floating-point performance 883 gflops 691.2 gflops
Memory bus width 64/128 Bit 128 Bit
Memory clock speed 4500 MHz
Memory bandwidth 64 GB/s
Shared memory + -
DirectX 12 (12_1) 12 (11_1)
Shader Model 6.4 5.1
OpenGL 4.6 4.6
OpenCL 2.1 1.2
Vulkan 1.1.103 1.2.131
Bitcoin / BTC (SHA256) 80 Mh/s
Laptop size medium sized
Quick Sync +
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