Radeon RX 580 and Radeon RX 6900 - video card comparison
Passmark - benchmark score Radeon RX 580 vs Radeon RX 6900
Radeon RX 580
9140
Radeon RX 6900
27641
Radeon RX 580
Radeon RX 6900
Architecture
Polaris (2016−2019)
RDNA 2.0 (2020−2022)
GPU code name
Polaris 20
Navi 21
Market segment
Desktop
Desktop
Release date
April 2017
October 2020
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 8-pin
2x 8-pin
Boost clock speed
1340 MHz
2105 MHz
Core clock speed
1257 MHz
-
Floating-point performance
6,175 gflops
-
Manufacturing process technology
14 nm
7 nm
Number of transistors
5,700 million
23,000 million
Pipelines / CUDA cores
2304
4608
Power consumption (TDP)
185 Watt
255 Watt
Texture fill rate
193.0
606.2
Memory type
GDDR5
GDDR6
Maximum RAM amount
8 GB
16 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
8000 MHz
16 GB/s
Memory bandwidth
256.0 GB/s
512.0 GB/s
Display Connectors
1x HDMI, 3x DisplayPort
1x HDMI, 2x DisplayPort, 1x USB Type-C
HDMI
+
+
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenCL
2.0
2.0
OpenGL
4.6
4.6
Shader Model
6.4
6.5
Vulkan
1.2.131
1.2