Radeon RX 5900 and GeForce 6600 AGP - video card comparison
Radeon RX 5900
GeForce 6600 AGP
Architecture
RDNA 2.0 (2020−2022)
Curie (2003−2013)
GPU code name
Navi 21
NV43 A2
Market segment
Desktop
Desktop
Release date
-
August 2004
Interface
PCIe 4.0 x16
PCIe 1.0 x16
Supplementary power connectors
2x 8-pin
None
Boost clock speed
1635 MHz
-
Core clock speed
-
300 MHz
Manufacturing process technology
7 nm
110 nm
Number of transistors
21,000 million
146 million
Pipelines / CUDA cores
4096
-
Power consumption (TDP)
300 Watt
-
Texture fill rate
418.6
2.400
Memory type
GDDR6
DDR
Maximum RAM amount
12 GB
128 MB
Memory bus width
384 Bit
128 Bit
Memory clock speed
14000 MHz
500 MHz
Memory bandwidth
672.0 GB/s
8 GB/s
Display Connectors
1x HDMI, 3x DisplayPort
1x DVI, 1x VGA, 1x S-Video
HDMI
+
-
DirectX
12 Ultimate (12_1)
9.0c (9_3)
OpenCL
-
N/A
OpenGL
4.6
2.1
Shader Model
-
3.0
Vulkan
-
N/A