Radeon RX 580X and Radeon RX 6950 XT - video card comparison
Passmark - benchmark score Radeon RX 580X vs Radeon RX 6950 XT
Radeon RX 580X
8032
Radeon RX 6950 XT
29146
Radeon RX 580X
Radeon RX 6950 XT
Architecture
GCN 4.0 (2016−2020)
Navi / RDNA2 (2020−2022)
GPU code name
Polaris 20
Navi
Market segment
Desktop
Desktop
Release date
April 2018
May 2022
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 8-pin
2x 8-pin
Boost clock speed
1340 MHz
2324 MHz
Core clock speed
1257 MHz
1925 MHz
Floating-point performance
6,175 gflops
-
Manufacturing process technology
14 nm
7 nm
Number of transistors
5,700 million
26,800 million
Pipelines / CUDA cores
2304
5120
Power consumption (TDP)
185 Watt
335 Watt
Texture fill rate
193.0
743.7
Memory type
GDDR5
GDDR6
Maximum RAM amount
8 GB
16 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
8000 MHz
18000 MHz
Memory bandwidth
256.0 GB/s
576.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
1x HDMI 2.1, 2x DisplayPort 1.4a
HDMI
+
+
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenCL
2.0
2.1
OpenGL
4.6
4.6
Shader Model
6.4
6.5
Vulkan
1.2.131
1.3