Radeon HD 4890 and Radeon 3000 IGP - video card comparison
Radeon HD 4890
Radeon 3000 IGP
Architecture
TeraScale (2005−2013)
TeraScale (2005−2013)
GPU code name
RV790
RS780
Market segment
Desktop
Desktop
Release date
April 2009
2009
Interface
PCIe 2.0 x16
PCIe 1.0 x16
Supplementary power connectors
2x 6-pin
-
Core clock speed
850 MHz
350 MHz
Floating-point performance
1,360.0 gflops
-
Manufacturing process technology
55 nm
65 nm
Number of transistors
959 million
180 million
Pipelines / CUDA cores
800
40
Power consumption (TDP)
190 Watt
-
Texture fill rate
34.00
1.400
Memory type
GDDR5
System Shared
Maximum RAM amount
1 GB
System Shared
Memory bus width
256 Bit
System Shared
Memory clock speed
3900 MHz
System Shared
Memory bandwidth
124.8 GB/s
-
Display Connectors
2x DVI, 1x S-Video
Motherboard Dependent
DirectX
10.1 (10_1)
10.0 (10_0)
OpenCL
1.1
1.0
OpenGL
3.3
3.3
Shader Model
4.1
4.1
Vulkan
N/A
N/A