Quadro RTX 4000 and A16 PCIe - video card comparison
Quadro RTX 4000
A16 PCIe
Architecture
Turing (2018−2021)
Ampere (2020−2022)
GPU code name
TU104
GA107
Market segment
Workstation
Desktop
Release date
November 2018
April 2021
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 8-pin
8-pin EPS
Boost clock speed
1545 MHz
1695 MHz
Core clock speed
1005 MHz
-
Manufacturing process technology
12 nm
8 nm
Number of transistors
13,600 million
17,400 million
Pipelines / CUDA cores
2304
2560
Power consumption (TDP)
160 Watt
250 Watt
Texture fill rate
222.5
135.6
Memory type
GDDR6
GDDR6
Maximum RAM amount
8 GB
16 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
13000 MHz
14.5 GB/s
Memory bandwidth
416.0 GB/s
231.9 GB/s
Display Connectors
3x DisplayPort, 1x USB Type-C
No outputs
DirectX
12 Ultimate (12_1)
12 Ultimate (12_2)
CUDA
7.5
8.6
OpenCL
1.2
3.0
OpenGL
4.6
4.6
Shader Model
6.5
6.6
Vulkan
1.2.131
1.2