RTX 4000 SFF Ada Generation and RTX A400 - video card comparison
RTX 4000 SFF Ada Generation
RTX A400
Architecture
Ada Lovelace
Ampere (2020−2022)
GPU code name
AD104
GA107
Market segment
Desktop
Desktop
Release date
March 2023
April 2024
Interface
PCIe 4.0 x16
PCIe 4.0 x8
Supplementary power connectors
None
None
Boost clock speed
1565 MHz
1762 MHz
Manufacturing process technology
5 nm
8 nm
Number of transistors
35,800 million
8,700 million
Pipelines / CUDA cores
6144
768
Power consumption (TDP)
70 Watt
50 Watt
Texture fill rate
300.5
42.29
Memory type
GDDR6
GDDR6
Maximum RAM amount
20 GB
4 GB
Memory bus width
160 Bit
64 Bit
Memory clock speed
14 GB/s
12 GB/s
Memory bandwidth
280.0 GB/s
96 GB/s
Display Connectors
4x mini-DisplayPort 1.4a
4x mini-DisplayPort 1.4a
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
8.9
8.6
OpenCL
3.0
3.0
OpenGL
4.6
4.6
Shader Model
6.7
6.7
Vulkan
1.3
1.3