HD Graphics P630 vs Radeon HD 8790M

Find out if it is worth upgrading your current GPU setup by comparing HD Graphics P630 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 HD Graphics P630 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.

Radeon HD 8790M is a Laptop Graphics Card

Note: Radeon HD 8790M 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 Radeon HD 8790M here:

Main Specs

  HD Graphics P630 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 1740 MB 2 GB
Display Connectors No outputs No outputs
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  • HD Graphics P630 is connected by PCIe 3.0 x1, and Radeon HD 8790M uses MXM-A (3.0) interface.
  • HD Graphics P630 has 1738 GB more memory, than Radeon HD 8790M.
  • HD Graphics P630 is used in Desktops, and Radeon HD 8790M - in Laptops.
  • HD Graphics P630 is build with Gen. 9.5 Kaby Lake architecture, and Radeon HD 8790M - with GCN.
  • HD Graphics P630 is manufactured by 14 nm process technology, and Radeon HD 8790M - by 28 nm process technology.

Game benchmarks

high / 1080p 3−4 3−4
ultra / 1080p 1−2 1−2
QHD / 1440p 0−1 0−1
low / 720p 14−16 14−16
medium / 1080p 5−6 6−7
HD Graphics P630 and Radeon HD 8790M have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  HD Graphics P630 Radeon HD 8790M
Architecture Gen. 9.5 Kaby Lake GCN
Code name Kaby-Lake-H-GT2 Mars XTX
Type Desktop Laptop
Release date 5 August 2016 16 November 2012
Pipelines 24 384
Core clock speed 850 MHz
Boost Clock 1100 MHz 900 MHz
Transistor count 189 million 950 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 26.40 21.60
Floating-point performance 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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