Radeon HD 4850 vs Radeon HD 6850 X2

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 4850 and Radeon HD 6850 X2. 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 Radeon HD 4850 and Radeon HD 6850 X2. 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.

Main Specs

  Radeon HD 4850 Radeon HD 6850 X2
Power consumption (TDP) 110 Watt 254 Watt
Interface PCIe 2.0 x16 PCIe 2.0 x16
Supplementary power connectors 1x 6-pin 2x 8-pin
Memory type GDDR3 GDDR5
Maximum RAM amount 512 MB 2 GB
Display Connectors 2x DVI, 1x S-Video 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon HD 6850 X2 has 130% more power consumption, than Radeon HD 4850.
  • Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
  • Radeon HD 4850 has 510 GB more memory, than Radeon HD 6850 X2.
  • Both cards are used in Desktops.
  • Radeon HD 4850 is build with Terascale 1 architecture, and Radeon HD 6850 X2 - with TeraScale 2.
  • Core clock speed of Radeon HD 6850 X2 is 175 MHz higher, than Radeon HD 4850.
  • Radeon HD 4850 is manufactured by 55 nm process technology, and Radeon HD 6850 X2 - by 40 nm process technology.
  • Memory clock speed of Radeon HD 6850 X2 is 3207 MHz higher, than Radeon HD 4850.

Game benchmarks

high / 1080p 1−2 12−14
ultra / 1080p 0−1 7−8
QHD / 1440p 0−1 2−3
low / 720p 12−14 27−30
medium / 1080p 3−4 16−18
The average gaming FPS of Radeon HD 6850 X2 in Assassin's Creed Odyssey is 216% more, than Radeon HD 4850.

Full Specs

  Radeon HD 4850 Radeon HD 6850 X2
Architecture Terascale 1 TeraScale 2
Code name RV770 Barts
Type Desktop Desktop
Release date 25 June 2008 19 September 2011
Pipelines 800 960
Core clock speed 625 MHz 800 MHz
Transistor count 956 million 1,700 million
Manufacturing process technology 55 nm 40 nm
Texture fill rate 25.00 38.40
Floating-point performance 1,000.0 gflops 2x 1,536.0 gflops
Length 246 mm
Memory bus width 256 Bit 256 Bit
Memory clock speed 993 MHz 4200 MHz
Memory bandwidth 63.55 GB/s 134.4 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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