Radeon HD 6770 vs Radeon R7 260

If you are going to buy a new graphics card and are choosing between Radeon HD 6770 and Radeon R7 260, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Radeon HD 6770 stacks up against Radeon R7 260, check out specs charts below.

Main Specs

  Radeon HD 6770 Radeon R7 260
Power consumption (TDP) 108 Watt 115 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors 1x 6-pin 1 x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 2 GB
Display Connectors 2x DVI, 1x HDMI, 2x mini-DisplayPort 1x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon R7 260 has 6% more power consumption, than Radeon HD 6770.
  • Radeon HD 6770 is connected by PCIe 2.0 x16, and Radeon R7 260 uses PCIe 3.0 x16 interface.
  • Radeon R7 260 has 1 GB more memory, than Radeon HD 6770.
  • Both cards are used in Desktops.
  • Radeon HD 6770 is build with TeraScale 2 architecture, and Radeon R7 260 - with GCN 2.0.
  • Radeon HD 6770 is manufactured by 40 nm process technology, and Radeon R7 260 - by 28 nm process technology.
  • Radeon HD 6770 is 28 mm longer, than Radeon R7 260.
  • Memory clock speed of Radeon R7 260 is 575 MHz higher, than Radeon HD 6770.

Game benchmarks

high / 1080p 3−4 14−16
ultra / 1080p 1−2 8−9
QHD / 1440p 0−1 3−4
low / 720p 14−16 30−35
medium / 1080p 5−6 18−20
The average gaming FPS of Radeon R7 260 in Assassin's Creed Odyssey is 200% more, than Radeon HD 6770.

Full Specs

  Radeon HD 6770 Radeon R7 260
Architecture TeraScale 2 GCN 2.0
Code name Juniper Bonaire
Type Desktop Desktop
Release date 21 January 2011 17 December 2013
Pipelines 800 768
Boost Clock 900 MHz 1100 MHz
Transistor count 1,040 million 2,080 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 34.00 48.00
Floating-point performance 1,360.0 gflops 1,536 gflops
Length 198 mm 170 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 1050 MHz 1625 MHz
Memory bandwidth 76.8 GB/s 104 GB/s
Shader Model 5.0 6.3
OpenGL 4.4 4.6
OpenCL 1.2 2.0
FreeSync +
Bus support PCIe 2.0 x16 PCIe 3.0
HDMI + +
Bitcoin / BTC (SHA256) 118 Mh/s 240 Mh/s
Eyefinity + +
Design reference reference
DisplayPort support +
CrossFire +
DDMA audio +
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