Radeon Sky 500 and Radeon RX 6600 XT - video card comparison
Passmark - benchmark score Radeon Sky 500 vs Radeon RX 6600 XT
Radeon Sky 500
4906
Radeon RX 6600 XT
16985
Radeon Sky 500
Radeon RX 6600 XT
Architecture
GCN 1.0 (2012−2020)
Navi / RDNA2 (2020−2022)
GPU code name
Pitcairn
Navi 23
Market segment
Desktop
Desktop
Release date
March 2013
July 2021
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x16
PCIe 4.0 x8
Supplementary power connectors
1x 6-pin
1x 8-pin
Boost clock speed
-
2589 MHz
Core clock speed
950 MHz
1968 MHz
Floating-point performance
2,432 gflops
-
Manufacturing process technology
28 nm
7 nm
Number of transistors
2,800 million
11,060 million
Pipelines / CUDA cores
1280
2048
Power consumption (TDP)
150 Watt
160 (TGP) Watt
Texture fill rate
76.00
331.4
Memory type
GDDR5
GDDR6
Maximum RAM amount
4 GB
8 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
4800 MHz
16000 MHz
Memory bandwidth
154 GB/s
256.0 GB/s
Shared memory
-
-
Display Connectors
1x DisplayPort
1x HDMI, 2x DisplayPort
DisplayPort count
1
-
Dual-link DVI support
1
-
HDMI
-
+
DirectX
12 (11_1)
12.0 Ultimate (12_2)
OpenCL
1.2
2.1
OpenGL
4.6
4.6
Shader Model
5.1
6.5
Vulkan
1.2.131
1.2