Radeon HD 2900 XT and Radeon RX 6300 - video card comparison
Passmark - benchmark score Radeon HD 2900 XT vs Radeon RX 6300
Radeon HD 2900 XT
679
Radeon RX 6300
5913
Radeon HD 2900 XT
Radeon RX 6300
Architecture
TeraScale (2005−2013)
RDNA 2.0 (2020−2022)
GPU code name
R600
Navi 24
Market segment
Desktop
Desktop
Release date
May 2007
-
Interface
PCIe 1.0 x16
PCIe 4.0 x4
Supplementary power connectors
1x 6-pin + 1x 8-pin
None
Boost clock speed
-
2040 MHz
Core clock speed
743 MHz
-
Floating-point performance
475.5 gflops
-
Manufacturing process technology
80 nm
6 nm
Number of transistors
720 million
5,400 million
Pipelines / CUDA cores
320
768
Power consumption (TDP)
215 Watt
32 Watt
Texture fill rate
11.89
97.92
Memory type
GDDR3
GDDR6
Maximum RAM amount
512 MB
2 GB
Memory bus width
512 Bit
32 Bit
Memory clock speed
1656 MHz
16 GB/s
Memory bandwidth
106.0 GB/s
64 GB/s
Display Connectors
2x DVI, 1x S-Video
2x HDMI 2.1
HDMI
-
+
DirectX
10.0 (10_0)
12 Ultimate (12_2)
OpenCL
N/A
2.2
OpenGL
3.3
4.6
Shader Model
4.0
6.7
Vulkan
N/A
1.3