A40 PCIe and Steam Deck GPU - video card comparison
A40 PCIe
Steam Deck GPU
Architecture
Ampere (2020−2022)
RDNA 2.0 (2020−2022)
GPU code name
GA102
Van Gogh
Market segment
Desktop
Desktop
Release date
October 2020
February 2022
Interface
PCIe 4.0 x16
-
Supplementary power connectors
8-pin EPS
None
Boost clock speed
1755 MHz
1600 MHz
Manufacturing process technology
8 nm
7 nm
Number of transistors
28,300 million
2,400 million
Pipelines / CUDA cores
10752
512
Power consumption (TDP)
300 Watt
15 Watt
Texture fill rate
589.7
51.20
Memory type
GDDR6
LPDDR5
Maximum RAM amount
48 GB
16 GB
Memory bus width
384 Bit
128 Bit
Memory clock speed
14.5 GB/s
5.5 GB/s
Memory bandwidth
695.8 GB/s
88 GB/s
Display Connectors
3x DisplayPort
1x USB Type-C
DirectX
12 Ultimate (12_2)
12 (12_1)
CUDA
8.6
-
OpenCL
2.0
2.0
OpenGL
4.6
4.6
Shader Model
6.5
6.5
Vulkan
1.2
1.2