Radeon HD 4650 and GeForce 8800 GT Mac Edition - video card comparison
Radeon HD 4650
GeForce 8800 GT Mac Edition
Architecture
TeraScale (2005−2013)
Tesla (2006−2010)
GPU code name
RV730
G92
Market segment
Desktop
Desktop
Release date
September 2008
February 2008
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
-
1x 6-pin
Core clock speed
600 MHz
600 MHz
Floating-point performance
384.0 gflops
336.0 gflops
Manufacturing process technology
55 nm
65 nm
Number of transistors
514 million
754 million
Pipelines / CUDA cores
320
112
Power consumption (TDP)
48 Watt
125 Watt
Texture fill rate
19.20
33.60
Memory type
GDDR3
GDDR3
Maximum RAM amount
256 MB
512 MB
Memory bus width
128 Bit
256 Bit
Memory clock speed
1400 MHz
1800 MHz
Memory bandwidth
22.4 GB/s
57.6 GB/s
Display Connectors
2x DVI, 1x S-Video
2x DVI
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