Quadro RTX 8000 Passive and RTX A4000 - video card comparison
Quadro RTX 8000 Passive
RTX A4000
Architecture
Turing (2018−2021)
Ampere (2020−2022)
GPU code name
TU102
GA104
Market segment
Workstation
Workstation
Release date
August 2018
April 2021
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
1x 6-pin
Boost clock speed
1620 MHz
1560 MHz
Manufacturing process technology
12 nm
8 nm
Number of transistors
18,600 million
17,400 million
Pipelines / CUDA cores
4608
6144
Power consumption (TDP)
260 Watt
140 Watt
Texture fill rate
466.6
299.5
Memory type
GDDR6
GDDR6
Maximum RAM amount
48 GB
16 GB
Memory bus width
384 Bit
256 Bit
Memory clock speed
14000 MHz
14 GB/s
Memory bandwidth
672.0 GB/s
448.0 GB/s
Display Connectors
4x DisplayPort, 1x USB Type-C
4x DisplayPort 1.4a
DirectX
12 Ultimate (12_1)
12 Ultimate (12_2)
CUDA
7.5
8.6
OpenCL
2.0
3.0
OpenGL
4.6
4.6
Shader Model
6.5
6.7
Vulkan
1.2.131
1.3