GeForce 8800 GTX vs Radeon HD 7770M

When choosing between GeForce 8800 GTX and Radeon HD 7770M, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GeForce 8800 GTX and Radeon HD 7770M.

Radeon HD 7770M is a Laptop Graphics Card

Note: Radeon HD 7770M 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 7770M here:

Main Specs

  GeForce 8800 GTX Radeon HD 7770M
Power consumption (TDP) 155 Watt 32 Watt
Interface PCIe 1.0 x16 PCIe 2.0 x16
Supplementary power connectors 2x 6-pin
Memory type GDDR3 GDDR5
Maximum RAM amount 768 MB 1 GB
Display Connectors 2x DVI, 1x S-Video No outputs
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  • GeForce 8800 GTX has 384% more power consumption, than Radeon HD 7770M.
  • GeForce 8800 GTX is connected by PCIe 1.0 x16, and Radeon HD 7770M uses PCIe 2.0 x16 interface.
  • GeForce 8800 GTX has 767 GB more memory, than Radeon HD 7770M.
  • GeForce 8800 GTX is used in Desktops, and Radeon HD 7770M - in Laptops.
  • GeForce 8800 GTX is build with Tesla architecture, and Radeon HD 7770M - with GCN.
  • Core clock speed of Radeon HD 7770M is 99 MHz higher, than GeForce 8800 GTX.
  • GeForce 8800 GTX is manufactured by 90 nm process technology, and Radeon HD 7770M - by 28 nm process technology.
  • Memory clock speed of Radeon HD 7770M is 3100 MHz higher, than GeForce 8800 GTX.

Game benchmarks

high / 1080p 0−1 9−10
ultra / 1080p 5−6
QHD / 1440p 0−1 0−1
low / 720p 1−2 21−24
medium / 1080p 0−1 10−12
The average gaming FPS of Radeon HD 7770M in Assassin's Creed Odyssey is 2100% more, than GeForce 8800 GTX.

Full Specs

  GeForce 8800 GTX Radeon HD 7770M
Architecture Tesla GCN
Code name G80 Chelsea XT
Type Desktop Laptop
Release date 8 November 2006 24 April 2012
Pipelines 128 512
Core clock speed 576 MHz 675 MHz
Transistor count 681 million 1,500 million
Manufacturing process technology 90 nm 28 nm
Texture fill rate 36.8 billion/sec 21.60
Floating-point performance 345.6 gflops 691.2 gflops
Length 270 mm
Memory bus width 384 Bit 128 Bit
Memory clock speed 900 MHz 4000 MHz
Memory bandwidth 86.4 GB/s 64 GB/s
Shared memory -
DirectX 11.1 (10_0) 12 (11_1)
Shader Model 4.0 5.1
OpenGL 3.3 4.6
OpenCL 1.1 1.2
Vulkan N/A 1.2.131
CUDA +
CUDA cores 575
SLI options +
Laptop size medium sized
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