Radeon HD 6770M and GeForce 720M - video card comparison
Radeon HD 6770M
GeForce 720M
Architecture
Terascale 2 (2009−2015)
Fermi 2.0 (2010−2014)
GPU code name
Whistler-XT
GF117
Market segment
Laptop
Desktop
Release date
January 2011
April 2013
Interface
MXM-A (3.0)
PCIe 2.0 x16
Core clock speed
675 / 725 MHz
625 MHz
Floating-point performance
696.0 gflops
240.0 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
716 million
585 million
Pipelines / CUDA cores
480
96
Power consumption (TDP)
35 Watt
33 Watt
Texture fill rate
17.40
10.00
Memory type
GDDR5
DDR3
Maximum RAM amount
1 GB
2 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
800 MHz
1600 MHz
Memory bandwidth
57.6 GB/s
12.8 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
11.2 (11_0)
12 (11_0)
CUDA
-
2.1
OpenCL
1.2
1.1
OpenGL
4.4
4.6
Shader Model
5.0
5.1
Vulkan
N/A
N/A