Mobility Radeon HD 4830 vs Radeon HD 5970

Find out if it is worth upgrading your current GPU setup by comparing Mobility Radeon HD 4830 and Radeon HD 5970. 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 HD 5970. 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 is a Laptop Graphics Card

Note: Mobility Radeon HD 4830 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 4830 here:

Main Specs

  Mobility Radeon HD 4830 Radeon HD 5970
Power consumption (TDP) 294 Watt
Interface PCIe 2.0 x16 PCIe 2.0 x16
Supplementary power connectors 1x 6-pin + 1x 8-pin
Memory type GDDR3, DDR3 GDDR5
Maximum RAM amount 1 GB 1 GB
Display Connectors No outputs 2x DVI, 1x mini-DisplayPort
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  • Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
  • Mobility Radeon HD 4830 and Radeon HD 5970 have maximum RAM of 1 GB.
  • Mobility Radeon HD 4830 is used in Laptops, and Radeon HD 5970 - in Desktops.
  • Mobility Radeon HD 4830 is build with Terascale 1 architecture, and Radeon HD 5970 - with TeraScale 2.
  • Core clock speed of Radeon HD 5970 is 175 MHz higher, than Mobility Radeon HD 4830.
  • Mobility Radeon HD 4830 and Radeon HD 5970 are manufactured by 40 nm process technology.
  • Memory clock speed of Radeon HD 5970 is 3300 MHz higher, than Mobility Radeon HD 4830.

Game benchmarks

high / 1080p 0−1 10−12
ultra / 1080p 0−1 6−7
QHD / 1440p 0−1 1−2
low / 720p 10−11 24−27
medium / 1080p 1−2 14−16
The average gaming FPS of Radeon HD 5970 in Assassin's Creed Odyssey is 233% more, than Mobility Radeon HD 4830.

Full Specs

  Mobility Radeon HD 4830 Radeon HD 5970
Architecture Terascale 1 TeraScale 2
Code name M97 Hemlock
Type Laptop Desktop
Release date 3 March 2009 18 November 2009
Pipelines 640 1600
Core clock speed 550 MHz 725 MHz
Transistor count 826 million 2,154 million
Manufacturing process technology 40 nm 40 nm
Texture fill rate 17.60 58.00
Floating-point performance 704.0 gflops 2x 2,320.0 gflops
Length 305 mm
Memory bus width 128 Bit 256 Bit
Memory clock speed 700 MHz 4000 MHz
Memory bandwidth 44.8 GB/s 128.0 GB/s
Shared memory -
DirectX 10.1 (10_1) 11.2 (11_0)
Shader Model 4.1 5.0
OpenGL 3.3 4.4
OpenCL 1.1 1.2
Vulkan N/A N/A
Laptop size large
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