Radeon HD 7690M and Mobility Radeon HD 4830 - video card comparison
Radeon HD 7690M
Mobility Radeon HD 4830
Architecture
Terascale 2 (2009−2015)
Terascale 1 (2008−2010)
GPU code name
Thames XT / XTX
M97
Market segment
Laptop
Laptop
Release date
June 2011
March 2009
Interface
MXM-A (3.0)
PCIe 2.0 x16
Supplementary power connectors
None
-
Boost clock speed
725 MHz
-
Core clock speed
600 MHz
550 MHz
Floating-point performance
696.0 gflops
704.0 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
716 million
826 million
Pipelines / CUDA cores
480
640
Power consumption (TDP)
20 Watt
-
Texture fill rate
17.40
17.60
Memory type
GDDR5/DDR3
GDDR3, DDR3
Maximum RAM amount
1 GB
1 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
3600/1800 MHz
700 MHz
Memory bandwidth
28.8 GB/s
44.8 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