Mobility Radeon HD 4830 vs Radeon R9 M485X

Find out if it is worth upgrading your current GPU setup by comparing Mobility Radeon HD 4830 and Radeon R9 M485X. 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 Mobility Radeon HD 4830 and Radeon R9 M485X. 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 4830 and Radeon R9 M485X are Laptop Graphics Cards

Note: Mobility Radeon HD 4830 and Radeon R9 M485X 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 Mobility Radeon HD 4830 or Radeon R9 M485X here:

Main Specs

  Mobility Radeon HD 4830 Radeon R9 M485X
Power consumption (TDP) 250 Watt
Interface PCIe 2.0 x16 MXM-B (3.0)
Supplementary power connectors None
Memory type GDDR3, DDR3 GDDR5
Maximum RAM amount 1 GB 8 GB MB
Display Connectors No outputs No outputs
  Check Price Check Price
  • Mobility Radeon HD 4830 is connected by PCIe 2.0 x16, and Radeon R9 M485X uses MXM-B (3.0) interface.
  • Radeon R9 M485X has 7 GB more memory, than Mobility Radeon HD 4830.
  • Both cards are used in Laptops.
  • Mobility Radeon HD 4830 is build with Terascale 1 architecture, and Radeon R9 M485X - with GCN 3.
  • Core clock speed of Radeon R9 M485X is 173 MHz higher, than Mobility Radeon HD 4830.
  • Mobility Radeon HD 4830 is manufactured by 40 nm process technology, and Radeon R9 M485X - by 28 nm process technology.
  • Memory clock speed of Radeon R9 M485X is 4300 MHz higher, than Mobility Radeon HD 4830.

Game benchmarks

high / 1080p 0−1 24−27
ultra / 1080p 0−1 14−16
QHD / 1440p 0−1 10−11
4K / 2160p 6−7
low / 720p 10−11 45−50
medium / 1080p 1−2 30−35
The average gaming FPS of Radeon R9 M485X in Assassin's Creed Odyssey is 566% more, than Mobility Radeon HD 4830.

Full Specs

  Mobility Radeon HD 4830 Radeon R9 M485X
Architecture Terascale 1 GCN 3
Code name M97 Amethyst
Type Laptop Laptop
Release date 3 March 2009 14 May 2016
Pipelines 640 2048
Core clock speed 550 MHz 723 MHz
Transistor count 826 million 5,000 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 17.60 92.54
Floating-point performance 704.0 gflops 2,961 gflops
Memory bus width 128 Bit 256 Bit
Memory clock speed 700 MHz 5000 MHz
Memory bandwidth 44.8 GB/s 160.0 GB/s
Shared memory - -
DirectX 10.1 (10_1) 12 (12_0)
Shader Model 4.1 6.3
OpenGL 3.3 4.6
OpenCL 1.1 2.0
Vulkan N/A 1.2.131
Laptop size large large
  Check Price Check Price