Radeon HD 6490 and Arc A580 - video card comparison
Radeon HD 6490
Arc A580
Architecture
TeraScale 2 (2009−2015)
-
GPU code name
Redwood
DG2-512
Market segment
Desktop
Desktop
Release date
July 2011
October 2023
Interface
PCIe 2.0 x16
PCIe 4.0 x16
Supplementary power connectors
None
2x 8-pin
Boost clock speed
-
2000 MHz
Core clock speed
550 MHz
1700 MHz
Floating-point performance
352.0 gflops
-
Manufacturing process technology
40 nm
6 nm
Number of transistors
627 million
21,700 million
Pipelines / CUDA cores
320
3072
Power consumption (TDP)
39 Watt
175 Watt
Texture fill rate
8.800
384.0
Memory type
DDR2
GDDR6
Maximum RAM amount
1 GB
8 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
1000 MHz
16000 MHz
Memory bandwidth
16 GB/s
512.0 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x VGA
1x HDMI 2.1, 3x DisplayPort 2.0
HDMI
+
+
DirectX
11.2 (11_0)
12 Ultimate (12_2)
OpenCL
1.2
3.0
OpenGL
4.4
4.6
Shader Model
5.0
6.6
Vulkan
N/A
1.3