Radeon HD 5830 vs Radeon HD 6870

In this comparison between Radeon HD 5830 and Radeon HD 6870 you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Radeon HD 5830 will be the best choice, for others Radeon HD 6870 will be their preference. Study the comparison tables below and make your choice.

Main Specs

  Radeon HD 5830 Radeon HD 6870
Power consumption (TDP) 175 Watt 151 Watt
Interface PCIe 2.0 x16 PCIe 2.0 x16
Supplementary power connectors 2x 6-pin 2x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 1 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort 2x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 5830 has 15% more power consumption, than Radeon HD 6870.
  • Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
  • Radeon HD 5830 and Radeon HD 6870 have maximum RAM of 1 GB.
  • Both cards are used in Desktops.
  • Radeon HD 5830 is build with TeraScale 2 architecture, and Radeon HD 6870 - with Terascale 2.
  • Radeon HD 5830 and Radeon HD 6870 are manufactured by 40 nm process technology.
  • Radeon HD 5830 is 62 mm longer, than Radeon HD 6870.
  • Memory clock speed of Radeon HD 5830 is 2950 MHz higher, than Radeon HD 6870.

Game benchmarks

high / 1080p 8−9 10−12
ultra / 1080p 5−6 6−7
QHD / 1440p 0−1 1−2
low / 720p 18−20 24−27
medium / 1080p 10−11 12−14
The average gaming FPS of Radeon HD 6870 in Assassin's Creed Odyssey is 40% more, than Radeon HD 5830.

Full Specs

  Radeon HD 5830 Radeon HD 6870
Architecture TeraScale 2 Terascale 2
Code name Cypress RV940 Barts
Type Desktop Desktop
Release date 25 February 2010 22 October 2010
Pipelines 1120 1120
Core clock speed 800 MHz
Boost Clock 900 MHz
Transistor count 2,154 million 1,700 million
Manufacturing process technology 40 nm 40 nm
Texture fill rate 44.80 50.40
Floating-point performance 1,792.0 gflops 2,016.0 gflops
Length 282 mm 220 mm
Memory bus width 256 Bit 256 Bit
Memory clock speed 4000 MHz 1050 MHz
Memory bandwidth 128.0 GB/s 134.4 GB/s
Shared memory -
DirectX 11.2 (11_0)
Shader Model 5.0 5.0
OpenGL 4.4 4.4
OpenCL 1.2 1.2
Vulkan N/A
Bus support PCIe 2.0 x16
HDMI +
Bitcoin / BTC (SHA256) 213 Mh/s
Eyefinity +
Design reference
CrossFire +
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