Radeon Pro 580X and Radeon RX 6600 XT - video card comparison
Passmark - benchmark score Radeon Pro 580X vs Radeon RX 6600 XT
Radeon Pro 580X
7766
Radeon RX 6600 XT
16985
Radeon Pro 580X
Radeon RX 6600 XT
Architecture
GCN 4.0 (2016−2020)
Navi / RDNA2 (2020−2022)
GPU code name
Polaris 20
Navi 23
Market segment
Mobile workstation
Desktop
Release date
March 2019
July 2021
Interface
PCIe 3.0 x16
PCIe 4.0 x8
Supplementary power connectors
None
1x 8-pin
Boost clock speed
1200 MHz
2589 MHz
Core clock speed
1100 MHz
1968 MHz
Manufacturing process technology
14 nm
7 nm
Number of transistors
5,700 million
11,060 million
Pipelines / CUDA cores
2304
2048
Power consumption (TDP)
150 Watt
160 (TGP) Watt
Texture fill rate
172.8
331.4
Memory type
GDDR5
GDDR6
Maximum RAM amount
8 GB
8 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
6780 MHz
16000 MHz
Memory bandwidth
217.0 GB/s
256.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x HDMI, 2x DisplayPort
HDMI
-
+
DirectX
12 (12_0)
12.0 Ultimate (12_2)
OpenCL
2.0
2.1
OpenGL
4.6
4.6
Shader Model
6.4
6.5
Vulkan
1.2.131
1.2