Radeon HD 3450 X2 and Radeon RX 6600 - video card comparison
Radeon HD 3450 X2
Radeon RX 6600
Architecture
TeraScale (2005−2013)
Navi / RDNA2 (2020−2022)
GPU code name
RV620
Navi 23
Market segment
Desktop
Desktop
Release date
December 2007
October 2021
Interface
PCIe 2.0 x16
PCIe 4.0 x8
Supplementary power connectors
None
1x 8-pin
Boost clock speed
-
2491 MHz
Core clock speed
600 MHz
2044 MHz
Floating-point performance
2x 48 gflops
-
Manufacturing process technology
55 nm
7 nm
Number of transistors
181 million
11,060 million
Pipelines / CUDA cores
40
1792
Power consumption (TDP)
50 Watt
132 Watt
Texture fill rate
2.400
279.0
Memory type
DDR2
GDDR6
Maximum RAM amount
512 MB
8 GB
Memory bus width
64 Bit
128 Bit
Memory clock speed
1000 MHz
14500 MHz
Memory bandwidth
8 GB/s
224.0 GB/s
Shared memory
-
-
Display Connectors
2x DMS-59
1x HDMI, 3x DisplayPort
HDMI
-
+
DirectX
10.1 (10_1)
12.0 Ultimate (12_2)
OpenCL
N/A
2.1
OpenGL
3.3
4.6
Shader Model
4.1
6.5
Vulkan
N/A
1.2