Radeon HD 4850 X2 vs Radeon HD 6740G2

When comparing Radeon HD 4850 X2 and Radeon HD 6740G2, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between Radeon HD 4850 X2 and Radeon HD 6740G2 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Radeon HD 6740G2 is a Laptop Graphics Card

Note: Radeon HD 6740G2 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 HD 6740G2 here:

Main Specs

  Radeon HD 4850 X2 Radeon HD 6740G2
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 HD 6740G2 - in Laptops.
  • Radeon HD 4850 X2 is build with TeraScale architecture, and Radeon HD 6740G2 - with Terascale 2.
  • Radeon HD 4850 X2 is manufactured by 55 nm process technology, and Radeon HD 6740G2 - by 40 nm process technology.

Game benchmarks

high / 1080p 3−4 0−1
ultra / 1080p 2−3 0−1
QHD / 1440p 0−1 0−1
low / 720p 14−16 10−12
medium / 1080p 5−6 2−3
The average gaming FPS of Radeon HD 4850 X2 in Assassin's Creed Odyssey is 66% more, than Radeon HD 6740G2.

Full Specs

  Radeon HD 4850 X2 Radeon HD 6740G2
Architecture TeraScale Terascale 2
Code name R700
Type Desktop Laptop
Release date 7 November 2008 14 June 2011
Pipelines 800 880
Core clock speed 625 MHz
Transistor count 956 million
Manufacturing process technology 55 nm 40 nm
Texture fill rate 25.00
Floating-point performance 2x 1,000.0 gflops
Length 267 mm
Memory bus width 256 Bit
Memory clock speed 1990 MHz
Memory bandwidth 63.68 GB/s
Shared memory -
DirectX 10.1 (10_1) DirectX 11, Shader 5.0
Shader Model 4.1
OpenGL 3.3
OpenCL 1.1
Vulkan N/A
Laptop size medium sized
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