Mobility Radeon HD 4830 vs Radeon Sky 500

If you are going to buy a new graphics card and are choosing between Mobility Radeon HD 4830 and Radeon Sky 500, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Mobility Radeon HD 4830 stacks up against Radeon Sky 500, check out specs charts below.

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 Sky 500
Power consumption (TDP) 150 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors 1x 6-pin
Memory type GDDR3, DDR3 GDDR5
Maximum RAM amount 1 GB 4 GB
Display Connectors No outputs 1x DisplayPort
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  • Mobility Radeon HD 4830 is connected by PCIe 2.0 x16, and Radeon Sky 500 uses PCIe 3.0 x16 interface.
  • Radeon Sky 500 has 3 GB more memory, than Mobility Radeon HD 4830.
  • Mobility Radeon HD 4830 is used in Laptops, and Radeon Sky 500 - in Desktops.
  • Mobility Radeon HD 4830 is build with Terascale 1 architecture, and Radeon Sky 500 - with GCN 1.0.
  • Core clock speed of Radeon Sky 500 is 400 MHz higher, than Mobility Radeon HD 4830.
  • Mobility Radeon HD 4830 is manufactured by 40 nm process technology, and Radeon Sky 500 - by 28 nm process technology.
  • Memory clock speed of Radeon Sky 500 is 4100 MHz higher, than Mobility Radeon HD 4830.

Game benchmarks

high / 1080p 0−1 35−40
ultra / 1080p 0−1 21−24
QHD / 1440p 0−1 16−18
4K / 2160p 10−11
low / 720p 10−11 60−65
medium / 1080p 1−2 40−45
The average gaming FPS of Radeon Sky 500 in Assassin's Creed Odyssey is 766% more, than Mobility Radeon HD 4830.

Full Specs

  Mobility Radeon HD 4830 Radeon Sky 500
Architecture Terascale 1 GCN 1.0
Code name M97 Pitcairn
Type Laptop Desktop
Release date 3 March 2009 27 March 2013
Pipelines 640 1280
Core clock speed 550 MHz 950 MHz
Transistor count 826 million 2,800 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 17.60 76.00
Floating-point performance 704.0 gflops 2,432 gflops
Length 242 mm
Memory bus width 128 Bit 256 Bit
Memory clock speed 700 MHz 4800 MHz
Memory bandwidth 44.8 GB/s 154 GB/s
Shared memory -
DirectX 10.1 (10_1) 12 (11_1)
Shader Model 4.1 5.1
OpenGL 3.3 4.6
OpenCL 1.1 1.2
Vulkan N/A 1.2.131
Bus support PCIe 3.0
Laptop size large
Form factor full height / full length
DisplayPort count 1
Dual-link DVI support +
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