Radeon HD 4830 vs Radeon HD 5850

If you are going to buy a new graphics card and are choosing between Radeon HD 4830 and Radeon HD 5850, 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 Radeon HD 4830 stacks up against Radeon HD 5850, check out specs charts below.

Main Specs

  Radeon HD 4830 Radeon HD 5850
Power consumption (TDP) 95 Watt 151 Watt
Interface PCIe 2.0 x16 PCIe 2.0 x16
Supplementary power connectors 1x 6-pin 2x 6-pin
Memory type GDDR3 GDDR5
Maximum RAM amount 512 MB 1 GB
Display Connectors 2x DVI, 1x S-Video 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon HD 5850 has 58% more power consumption, than Radeon HD 4830.
  • Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
  • Radeon HD 4830 has 511 GB more memory, than Radeon HD 5850.
  • Both cards are used in Desktops.
  • Radeon HD 4830 is build with TeraScale architecture, and Radeon HD 5850 - with Terascale 2.
  • Core clock speed of Radeon HD 5850 is 150 MHz higher, than Radeon HD 4830.
  • Radeon HD 4830 is manufactured by 55 nm process technology, and Radeon HD 5850 - by 40 nm process technology.
  • Radeon HD 4830 is 5 mm longer, than Radeon HD 5850.
  • Memory clock speed of Radeon HD 5850 is 200 MHz higher, than Radeon HD 4830.

Game benchmarks

high / 1080p 0−1 9−10
ultra / 1080p 0−1 5−6
QHD / 1440p 0−1 0−1
low / 720p 10−12 21−24
medium / 1080p 2−3 12−14
The average gaming FPS of Radeon HD 5850 in Assassin's Creed Odyssey is 183% more, than Radeon HD 4830.

Full Specs

  Radeon HD 4830 Radeon HD 5850
Architecture TeraScale Terascale 2
Code name RV770 Cypress
Type Desktop Desktop
Release date 21 October 2008 30 September 2009
Pipelines 640 1440
Core clock speed 575 MHz 725 MHz
Transistor count 956 million 2,154 million
Manufacturing process technology 55 nm 40 nm
Texture fill rate 18.40 52.20
Floating-point performance 736.0 gflops 2,088.0 gflops
Length 246 mm 241 mm
Memory bus width 256 Bit 256 Bit
Memory clock speed 1800 MHz 2000 MHz
Memory bandwidth 57.6 GB/s 128.0 GB/s
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
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