Tesla T4 and RTX A4000 Mobile - video card comparison
Tesla T4
RTX A4000 Mobile
Architecture
Turing (2018−2021)
Ampere (2020−2022)
GPU code name
TU104
GA104
Market segment
Workstation
Laptop
Release date
September 2018
April 2021
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Supplementary power connectors
None
-
Boost clock speed
1590 MHz
1680 MHz
Core clock speed
585 MHz
780 MHz
Manufacturing process technology
12 nm
8 nm
Number of transistors
13,600 million
17,400 million
Pipelines / CUDA cores
2560
5120
Power consumption (TDP)
70 Watt
140 Watt (80 - 125 Watt TGP)
Texture fill rate
254.4
290.9
Memory type
GDDR6
GDDR6
Maximum RAM amount
16 GB
8 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
10000 MHz
12000 MHz
Memory bandwidth
320.0 GB/s
448.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
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