GeForce RTX 3080 Ti and A40 PCIe - video card comparison
GeForce RTX 3080 Ti
A40 PCIe
Architecture
Ampere (2020−2022)
Ampere (2020−2022)
GPU code name
Ampere GA102
GA102
Market segment
Desktop
Desktop
Release date
September 2020
October 2020
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 12-pin
8-pin EPS
Boost clock speed
1667 MHz
1755 MHz
Core clock speed
1370 MHz
-
Manufacturing process technology
8 nm
8 nm
Number of transistors
28,300 million
28,300 million
Pipelines / CUDA cores
10240
10752
Power consumption (TDP)
350 Watt
300 Watt
Texture fill rate
532.8
589.7
Memory type
GDDR6X
GDDR6
Maximum RAM amount
12 GB
48 GB
Memory bus width
384 Bit
384 Bit
Memory clock speed
19000 MHz
14.5 GB/s
Memory bandwidth
912.4 GB/s
695.8 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
3x DisplayPort
HDMI
+
-
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
8.6
8.6
OpenCL
3.0
2.0
OpenGL
4.6
4.6
Shader Model
6.6
6.5
Vulkan
1.2
1.2