Radeon RX 580 2048SP and Radeon RX 6600 XT - video card comparison
Passmark - benchmark score Radeon RX 580 2048SP vs Radeon RX 6600 XT
Radeon RX 580 2048SP
7929
Radeon RX 6600 XT
16985
Radeon RX 580 2048SP
Radeon RX 6600 XT
Architecture
GCN 4.0 (2016−2020)
Navi / RDNA2 (2020−2022)
GPU code name
Polaris 20
Navi 23
Market segment
Desktop
Desktop
Release date
October 2018
July 2021
Interface
PCIe 3.0 x16
PCIe 4.0 x8
Supplementary power connectors
1x 8-pin
1x 8-pin
Boost clock speed
1284 MHz
2589 MHz
Core clock speed
1168 MHz
1968 MHz
Manufacturing process technology
14 nm
7 nm
Number of transistors
5,700 million
11,060 million
Pipelines / CUDA cores
2048
2048
Power consumption (TDP)
150 Watt
160 (TGP) Watt
Texture fill rate
164.4
331.4
Memory type
GDDR5
GDDR6
Maximum RAM amount
8 GB
8 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
7000 MHz
16000 MHz
Memory bandwidth
224.0 GB/s
256.0 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 3x DisplayPort
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