HD Graphics P630 vs Mobility Radeon HD 3870 X2

Find out if it is worth upgrading your current GPU setup by comparing HD Graphics P630 and Mobility Radeon HD 3870 X2. 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 Mobility Radeon HD 3870 X2. 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.

Mobility Radeon HD 3870 X2 is a Laptop Graphics Card

Note: Mobility Radeon HD 3870 X2 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 Mobility Radeon HD 3870 X2 here:

Main Specs

  HD Graphics P630 Mobility Radeon HD 3870 X2
Power consumption (TDP) 15 Watt 110 Watt
Interface PCIe 3.0 x1 PCIe 2.0 x16
Memory type DDR3L/LPDDR3/DDR4 GDDR3
Maximum RAM amount 1740 MB 512 MB
Display Connectors No outputs No outputs
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  • Mobility Radeon HD 3870 X2 has 633% more power consumption, than HD Graphics P630.
  • HD Graphics P630 is connected by PCIe 3.0 x1, and Mobility Radeon HD 3870 X2 uses PCIe 2.0 x16 interface.
  • HD Graphics P630 has 1228 GB more memory, than Mobility Radeon HD 3870 X2.
  • HD Graphics P630 is used in Desktops, and Mobility Radeon HD 3870 X2 - in Laptops.
  • HD Graphics P630 is build with Gen. 9.5 Kaby Lake architecture, and Mobility Radeon HD 3870 X2 - with RV6xx.
  • HD Graphics P630 is manufactured by 14 nm process technology, and Mobility Radeon HD 3870 X2 - by 55 nm process technology.

Game benchmarks

high / 1080p 3−4 6−7
ultra / 1080p 1−2 4−5
QHD / 1440p 0−1 0−1
low / 720p 14−16 16−18
medium / 1080p 5−6 8−9
The average gaming FPS of Mobility Radeon HD 3870 X2 in Assassin's Creed Odyssey is 50% more, than HD Graphics P630.

Full Specs

  HD Graphics P630 Mobility Radeon HD 3870 X2
Architecture Gen. 9.5 Kaby Lake RV6xx
Code name Kaby-Lake-H-GT2 M88-XT CF
Type Desktop Laptop
Release date 5 August 2016 1 September 2008
Pipelines 24 640
Core clock speed 660 MHz
Boost Clock 1100 MHz
Transistor count 189 million 666 million
Manufacturing process technology 14 nm 55 nm
Texture fill rate 26.40 10.56
Floating-point performance 2x 422.4 gflops
Memory bus width 64/128 Bit 256 Bit
Memory clock speed 850 MHz
Memory bandwidth 54.4 GB/s
Shared memory + -
DirectX 12 (12_1) 10.1 (10_1)
Shader Model 6.4 4.1
OpenGL 4.6 3.3
OpenCL 2.1 N/A
Vulkan 1.1.103 N/A
Laptop size large
Quick Sync +
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