Radeon RX 6600 and Steam Deck OLED GPU - video card comparison
Radeon RX 6600
Steam Deck OLED GPU
Architecture
Navi / RDNA2 (2020−2022)
RDNA 2.0 (2020−2022)
GPU code name
Navi 23
Sephiroth
Market segment
Desktop
Desktop
Release date
October 2021
2023
Interface
PCIe 4.0 x8
-
Supplementary power connectors
1x 8-pin
-
Boost clock speed
2491 MHz
1600 MHz
Core clock speed
2044 MHz
-
Manufacturing process technology
7 nm
6 nm
Number of transistors
11,060 million
2,400 million
Pipelines / CUDA cores
1792
512
Power consumption (TDP)
132 Watt
15 Watt
Texture fill rate
279.0
51.20
Memory type
GDDR6
LPDDR5
Maximum RAM amount
8 GB
16 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
14500 MHz
5.5 GB/s
Memory bandwidth
224.0 GB/s
88 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
1x USB Type-C
HDMI
+
-
DirectX
12.0 Ultimate (12_2)
12 (12_1)
OpenCL
2.1
2.0
OpenGL
4.6
4.6
Shader Model
6.5
6.5
Vulkan
1.2
1.2