RTX A40 and GeForce RTX 3080 12 GB - video card comparison
RTX A40
GeForce RTX 3080 12 GB
Architecture
Ampere (2020−2022)
Ampere (2020−2022)
GPU code name
GA102
Ampere GA102
Market segment
Desktop
Desktop
Release date
October 2020
January 2022
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
8-pin EPS
1x 12-pin
Boost clock speed
1755 MHz
1260 MHz
Manufacturing process technology
8 nm
8 nm
Number of transistors
28,300 million
28,300 million
Pipelines / CUDA cores
10752
8960
Power consumption (TDP)
300 Watt
350 Watt
Texture fill rate
589.7
478.8
Memory type
GDDR6
GDDR6X
Maximum RAM amount
48 GB
12 GB
Memory bus width
384 Bit
384 Bit
Memory clock speed
14.5 GB/s
1710 MHz
Memory bandwidth
695.8 GB/s
912.4 GB/s
Shared memory
-
-
Display Connectors
3x DisplayPort
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
-
+
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
8.6
8.6
OpenCL
2.0
3.0
OpenGL
4.6
4.6
Shader Model
6.5
6.6
Vulkan
1.2
1.3