Radeon HD 6770M and Mobility Radeon HD 540v - video card comparison
Radeon HD 6770M
Mobility Radeon HD 540v
Architecture
Terascale 2 (2009−2015)
Terascale 1 (2008−2010)
GPU code name
Whistler-XT
M92
Market segment
Laptop
Laptop
Release date
January 2011
May 2010
Interface
MXM-A (3.0)
MXM-A (3.0)
Supplementary power connectors
-
None
Core clock speed
675 / 725 MHz
550 MHz
Floating-point performance
696.0 gflops
88 gflops
Manufacturing process technology
40 nm
55 nm
Number of transistors
716 million
242 million
Pipelines / CUDA cores
480
80
Power consumption (TDP)
35 Watt
15 Watt
Texture fill rate
17.40
4.400
Memory type
GDDR5
GDDR3, DDR3, DDR2
Maximum RAM amount
1 GB
512 MB
Memory bus width
128 Bit
64 Bit
Memory clock speed
800 MHz
800 MHz
Memory bandwidth
57.6 GB/s
12.8 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
11.2 (11_0)
10.1 (10_1)
OpenCL
1.2
1.1
OpenGL
4.4
3.3
Shader Model
5.0
4.1
Vulkan
N/A
N/A