Radeon HD 4890 and Radeon HD 5970 - video card comparison
Passmark - benchmark score Radeon HD 4890 vs Radeon HD 5970
Radeon HD 4890
1552
Radeon HD 5970
2350
Radeon HD 4890
Radeon HD 5970
Architecture
TeraScale (2005−2013)
TeraScale 2 (2009−2015)
GPU code name
RV790
Hemlock
Market segment
Desktop
Desktop
Release date
April 2009
November 2009
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
1x 6-pin + 1x 8-pin
Core clock speed
850 MHz
725 MHz
Floating-point performance
1,360.0 gflops
2x 2,320.0 gflops
Manufacturing process technology
55 nm
40 nm
Number of transistors
959 million
2,154 million
Pipelines / CUDA cores
800
1600
Power consumption (TDP)
190 Watt
294 Watt
Texture fill rate
34.00
58.00
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
1 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
3900 MHz
4000 MHz
Memory bandwidth
124.8 GB/s
128.0 GB/s
Display Connectors
2x DVI, 1x S-Video
2x DVI, 1x mini-DisplayPort
DirectX
10.1 (10_1)
11.2 (11_0)
OpenCL
1.1
1.2
OpenGL
3.3
4.4
Shader Model
4.1
5.0
Vulkan
N/A
N/A