HD Graphics 5300 vs Mobility Radeon HD 3870 X2

Find out if it is worth upgrading your current GPU setup by comparing HD Graphics 5300 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 5300 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.

HD Graphics 5300 and Mobility Radeon HD 3870 X2 are Laptop Graphics Cards

Note: HD Graphics 5300 and Mobility Radeon HD 3870 X2 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 HD Graphics 5300 or Mobility Radeon HD 3870 X2 here:

Main Specs

  HD Graphics 5300 Mobility Radeon HD 3870 X2
Power consumption (TDP) 15 Watt 110 Watt
Interface PCIe 2.0 x1 PCIe 2.0 x16
Memory type System Shared GDDR3
Maximum RAM amount 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 5300.
  • HD Graphics 5300 is connected by PCIe 2.0 x1, and Mobility Radeon HD 3870 X2 uses PCIe 2.0 x16 interface.
  • Both cards are used in Laptops.
  • HD Graphics 5300 is build with Gen. 8 Broadwell architecture, and Mobility Radeon HD 3870 X2 - with RV6xx.
  • Core clock speed of Mobility Radeon HD 3870 X2 is 560 MHz higher, than HD Graphics 5300.
  • HD Graphics 5300 is manufactured by 14 nm process technology, and Mobility Radeon HD 3870 X2 - by 55 nm process technology.

Game benchmarks

high / 1080p 0−1 6−7
ultra / 1080p 4−5
QHD / 1440p 0−1 0−1
low / 720p 0−1 16−18
medium / 1080p 0−1 8−9

Full Specs

  HD Graphics 5300 Mobility Radeon HD 3870 X2
Architecture Gen. 8 Broadwell RV6xx
Code name Broadwell GT2 M88-XT CF
Type Laptop Laptop
Release date 5 September 2014 1 September 2008
Pipelines 24 640
Core clock speed 100 MHz 660 MHz
Boost Clock 900 MHz
Transistor count 1,300 million 666 million
Manufacturing process technology 14 nm 55 nm
Texture fill rate 21.60 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 (11_1) 10.1 (10_1)
Shader Model 5.1 4.1
OpenGL 4.4 3.3
OpenCL 2.0 N/A
Vulkan 1.1.80 N/A
Laptop size large
Quick Sync +
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