Radeon R2 Graphics and Radeon HD 4750 - video card comparison
Radeon R2 Graphics
Radeon HD 4750
Architecture
GCN 2.0 (2013−2017)
TeraScale (2005−2013)
GPU code name
Beema
RV740
Market segment
Desktop
Desktop
Release date
February 2015
September 2009
Interface
IGP
PCIe 2.0 x16
Supplementary power connectors
-
1x 6-pin
Core clock speed
351 MHz
730 MHz
Floating-point performance
179.2 gflops
934.4 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
930 million
826 million
Pipelines / CUDA cores
128
640
Power consumption (TDP)
15 Watt
100 Watt
Texture fill rate
2.808
23.36
Memory type
System Shared
GDDR5
Maximum RAM amount
System Shared
512 MB
Memory bus width
System Shared
128 Bit
Memory clock speed
System Shared
3200 MHz
Memory bandwidth
-
51.2 GB/s
Display Connectors
No outputs
2x DVI, 1x S-Video
DirectX
12 (12_0)
10.1 (10_1)
OpenCL
2.0
1.1
OpenGL
4.6
3.3
Shader Model
6.3
4.1
Vulkan
1.2.131
N/A