Radeon HD 4850 X2 vs Radeon HD 6850

When choosing between Radeon HD 4850 X2 and Radeon HD 6850, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Radeon HD 4850 X2 and Radeon HD 6850.

Main Specs

  Radeon HD 4850 X2 Radeon HD 6850
Power consumption (TDP) 250 Watt 127 Watt
Interface PCIe 2.0 x16 PCIe 2.0 x16
Supplementary power connectors 1x 6-pin + 1x 8-pin 1x 6-pin
Memory type GDDR3 GDDR5
Maximum RAM amount 512 MB 1 GB
Display Connectors 4x DVI, 1x S-Video 2x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 4850 X2 has 96% more power consumption, than Radeon HD 6850.
  • Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
  • Radeon HD 4850 X2 has 511 GB more memory, than Radeon HD 6850.
  • Both cards are used in Desktops.
  • Radeon HD 4850 X2 is build with TeraScale architecture, and Radeon HD 6850 - with TeraScale 2.
  • Radeon HD 4850 X2 is manufactured by 55 nm process technology, and Radeon HD 6850 - by 40 nm process technology.
  • Radeon HD 4850 X2 is 69 mm longer, than Radeon HD 6850.

Game benchmarks

high / 1080p 3−4 9−10
ultra / 1080p 2−3 5−6
QHD / 1440p 0−1 0−1
low / 720p 14−16 21−24
medium / 1080p 5−6 12−14
The average gaming FPS of Radeon HD 6850 in Assassin's Creed Odyssey is 100% more, than Radeon HD 4850 X2.

Full Specs

  Radeon HD 4850 X2 Radeon HD 6850
Architecture TeraScale TeraScale 2
Code name R700 Barts
Type Desktop Desktop
Release date 7 November 2008 21 October 2010
Pipelines 800 960
Core clock speed 625 MHz
Transistor count 956 million 1,700 million
Manufacturing process technology 55 nm 40 nm
Texture fill rate 25.00 37.20
Floating-point performance 2x 1,000.0 gflops 1,488.0 gflops
Length 267 mm 198 mm
Memory bus width 256 Bit 256 Bit
Memory clock speed 1990 MHz
Memory bandwidth 63.68 GB/s 128.0 GB/s
DirectX 10.1 (10_1)
Shader Model 4.1 5.0
OpenGL 3.3 4.4
OpenCL 1.1 1.2
Vulkan N/A
Bus support AGP
Bitcoin / BTC (SHA256) 139 Mh/s
Eyefinity +
Design reference
CrossFire +
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