Radeon HD 4850 and GeForce 9500 GT Mac Edition - video card comparison
Radeon HD 4850
GeForce 9500 GT Mac Edition
Architecture
Terascale 1 (2008−2010)
Tesla (2006−2010)
GPU code name
RV770
G96C
Market segment
Desktop
Desktop
Release date
June 2008
May 2010
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin
None
Core clock speed
625 MHz
550 MHz
Floating-point performance
1,000.0 gflops
89.6 gflops
Manufacturing process technology
55 nm
55 nm
Number of transistors
956 million
314 million
Pipelines / CUDA cores
800
32
Power consumption (TDP)
110 Watt
50 Watt
Texture fill rate
25.00
8.800
Memory type
GDDR3
GDDR3
Maximum RAM amount
512 MB
512 MB
Memory bus width
256 Bit
128 Bit
Memory clock speed
993 MHz
1600 MHz
Memory bandwidth
63.55 GB/s
25.6 GB/s
Display Connectors
2x DVI, 1x S-Video
2x DVI, 1x S-Video
DirectX
10.1 (10_1)
11.1 (10_0)
CUDA
-
1.1
OpenCL
1.1
1.1
OpenGL
3.3
3.3
Shader Model
4.1
4.0
Vulkan
N/A
N/A