GeForce 8800 GTX vs Radeon HD 6770

If you are going to buy a new graphics card and are choosing between GeForce 8800 GTX and Radeon HD 6770, 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 GeForce 8800 GTX stacks up against Radeon HD 6770, check out specs charts below.

Main Specs

  GeForce 8800 GTX Radeon HD 6770
Power consumption (TDP) 155 Watt 108 Watt
Interface PCIe 1.0 x16 PCIe 2.0 x16
Supplementary power connectors 2x 6-pin 1x 6-pin
Memory type GDDR3 GDDR5
Maximum RAM amount 768 MB 1 GB
Display Connectors 2x DVI, 1x S-Video 2x DVI, 1x HDMI, 2x mini-DisplayPort
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  • GeForce 8800 GTX has 43% more power consumption, than Radeon HD 6770.
  • GeForce 8800 GTX is connected by PCIe 1.0 x16, and Radeon HD 6770 uses PCIe 2.0 x16 interface.
  • GeForce 8800 GTX has 767 GB more memory, than Radeon HD 6770.
  • Both cards are used in Desktops.
  • GeForce 8800 GTX is build with Tesla architecture, and Radeon HD 6770 - with TeraScale 2.
  • GeForce 8800 GTX is manufactured by 90 nm process technology, and Radeon HD 6770 - by 40 nm process technology.
  • GeForce 8800 GTX is 72 mm longer, than Radeon HD 6770.
  • Memory clock speed of Radeon HD 6770 is 150 MHz higher, than GeForce 8800 GTX.

Game benchmarks

high / 1080p 0−1 3−4
ultra / 1080p 1−2
QHD / 1440p 0−1 0−1
low / 720p 1−2 14−16
medium / 1080p 0−1 5−6
The average gaming FPS of Radeon HD 6770 in Assassin's Creed Odyssey is 1400% more, than GeForce 8800 GTX.

Full Specs

  GeForce 8800 GTX Radeon HD 6770
Architecture Tesla TeraScale 2
Code name G80 Juniper
Type Desktop Desktop
Release date 8 November 2006 21 January 2011
Pipelines 128 800
Core clock speed 576 MHz
Boost Clock 900 MHz
Transistor count 681 million 1,040 million
Manufacturing process technology 90 nm 40 nm
Texture fill rate 36.8 billion/sec 34.00
Floating-point performance 345.6 gflops 1,360.0 gflops
Length 270 mm 198 mm
Memory bus width 384 Bit 128 Bit
Memory clock speed 900 MHz 1050 MHz
Memory bandwidth 86.4 GB/s 76.8 GB/s
DirectX 11.1 (10_0)
Shader Model 4.0 5.0
OpenGL 3.3 4.4
OpenCL 1.1 1.2
Vulkan N/A
CUDA +
CUDA cores 575
Bus support PCIe 2.0 x16
SLI options +
HDMI +
Bitcoin / BTC (SHA256) 118 Mh/s
Eyefinity +
Design reference
CrossFire +
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