Radeon HD 4850 X2 vs Radeon R6 Kaveri

In this comparison between Radeon HD 4850 X2 and Radeon R6 Kaveri 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 4850 X2 will be the best choice, for others Radeon R6 Kaveri will be their preference. Study the comparison tables below and make your choice.

Radeon R6 Kaveri is a Laptop Graphics Card

Note: Radeon R6 Kaveri 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 Radeon R6 Kaveri here:

Main Specs

  Radeon HD 4850 X2 Radeon R6 Kaveri
Power consumption (TDP) 250 Watt
Interface PCIe 2.0 x16
Supplementary power connectors 1x 6-pin + 1x 8-pin
Memory type GDDR3
Maximum RAM amount 512 MB
Display Connectors 4x DVI, 1x S-Video
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  • Radeon HD 4850 X2 is used in Desktops, and Radeon R6 Kaveri - in Laptops.
  • Radeon HD 4850 X2 is build with TeraScale architecture, and Radeon R6 Kaveri - with GCN 1.1.
  • Core clock speed of Radeon HD 4850 X2 is 92 MHz higher, than Radeon R6 Kaveri.
  • Radeon HD 4850 X2 is manufactured by 55 nm process technology, and Radeon R6 Kaveri - by 28 nm process technology.

Game benchmarks

high / 1080p 3−4 0−1
ultra / 1080p 2−3
QHD / 1440p 0−1 0−1
low / 720p 14−16 1−2
medium / 1080p 5−6 0−1
The average gaming FPS of Radeon HD 4850 X2 in Assassin's Creed Odyssey is 1400% more, than Radeon R6 Kaveri.

Full Specs

  Radeon HD 4850 X2 Radeon R6 Kaveri
Architecture TeraScale GCN 1.1
Code name R700 Kaveri
Type Desktop Laptop
Release date 7 November 2008 4 June 2014
Pipelines 800 384
Core clock speed 625 MHz 533 MHz
Boost Clock 654 MHz
Transistor count 956 million 2410 Million
Manufacturing process technology 55 nm 28 nm
Texture fill rate 25.00
Floating-point performance 2x 1,000.0 gflops
Length 267 mm
Memory bus width 256 Bit 64/128 Bit
Memory clock speed 1990 MHz
Memory bandwidth 63.68 GB/s
Shared memory +
DirectX 10.1 (10_1) DirectX 12 (FL 12_0), Shader 5.0
Shader Model 4.1
OpenGL 3.3
OpenCL 1.1
Vulkan N/A
Laptop size medium sized
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