Radeon HD 6740G2 vs Radeon HD 6870

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 6740G2 and Radeon HD 6870. 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 6740G2 and Radeon HD 6870. 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.

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 6740G2 Radeon HD 6870
Power consumption (TDP) 151 Watt
Interface PCIe 2.0 x16
Supplementary power connectors 2x 6-pin
Memory type GDDR5
Maximum RAM amount 1 GB
Display Connectors 2x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 6740G2 is used in Laptops, and Radeon HD 6870 - in Desktops.
  • Radeon HD 6740G2 and Radeon HD 6870 are build with Terascale 2 architecture.
  • Radeon HD 6740G2 and Radeon HD 6870 are manufactured by 40 nm process technology.

Game benchmarks

high / 1080p 0−1 10−12
ultra / 1080p 0−1 6−7
QHD / 1440p 0−1 1−2
low / 720p 10−12 24−27
medium / 1080p 2−3 12−14
The average gaming FPS of Radeon HD 6870 in Assassin's Creed Odyssey is 216% more, than Radeon HD 6740G2.

Full Specs

  Radeon HD 6740G2 Radeon HD 6870
Architecture Terascale 2 Terascale 2
Code name RV940 Barts
Type Laptop Desktop
Release date 14 June 2011 22 October 2010
Pipelines 880 1120
Boost Clock 900 MHz
Transistor count 1,700 million
Manufacturing process technology 40 nm 40 nm
Texture fill rate 50.40
Floating-point performance 2,016.0 gflops
Length 220 mm
Memory bus width 256 Bit
Memory clock speed 1050 MHz
Memory bandwidth 134.4 GB/s
Shared memory - -
DirectX DirectX 11, Shader 5.0
Shader Model 5.0
OpenGL 4.4
OpenCL 1.2
Bus support PCIe 2.0 x16
HDMI +
Bitcoin / BTC (SHA256) 213 Mh/s
Laptop size medium sized
Eyefinity +
Design reference
CrossFire +
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