Radeon HD 4650 and Radeon X1900 GT - video card comparison
Passmark - benchmark score Radeon HD 4650 vs Radeon X1900 GT
Radeon HD 4650
246
Radeon X1900 GT
149
Radeon HD 4650
Radeon X1900 GT
Architecture
TeraScale (2005−2013)
R500 (2005−2007)
GPU code name
RV730
R580
Market segment
Desktop
Desktop
Release date
September 2008
May 2006
Interface
PCIe 2.0 x16
PCIe 1.0 x16
Supplementary power connectors
-
1x 6-pin
Core clock speed
600 MHz
575 MHz
Floating-point performance
384.0 gflops
-
Manufacturing process technology
55 nm
90 nm
Number of transistors
514 million
384 million
Pipelines / CUDA cores
320
-
Power consumption (TDP)
48 Watt
75 Watt
Texture fill rate
19.20
6.900
Memory type
GDDR3
GDDR3
Maximum RAM amount
256 MB
256 MB
Memory bus width
128 Bit
256 Bit
Memory clock speed
1400 MHz
1200 MHz
Memory bandwidth
22.4 GB/s
38.4 GB/s
Display Connectors
2x DVI, 1x S-Video
2x DVI, 1x S-Video
DirectX
10.1 (10_1)
9.0c (9_3)
OpenCL
1.1
N/A
OpenGL
3.3
2.0
Shader Model
4.1
3.0
Vulkan
N/A
N/A