Radeon HD 7630M and Radeon HD 8830M - video card comparison
Radeon HD 7630M
Radeon HD 8830M
Architecture
Terascale 2 (2009−2015)
GCN (2011−2017)
GPU code name
Thames-LP
Venus
Market segment
Laptop
Laptop
Release date
January 2012
December 2012
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Boost clock speed
-
625 MHz
Core clock speed
450 MHz
575 MHz
Floating-point performance
432.0 gflops
800.0 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
716 million
1,500 million
Pipelines / CUDA cores
480
640
Power consumption (TDP)
20 Watt
-
Texture fill rate
10.80
25.00
Memory type
DDR3
DDR3
Maximum RAM amount
1 GB
2 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1800 MHz
2000 MHz
Memory bandwidth
25.6 GB/s
32 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
11.2 (11_0)
12 (11_1)
OpenCL
1.2
1.2
OpenGL
4.4
4.6
Shader Model
5.0
5.1
Vulkan
N/A
1.2.131