GeForce RTX 3080 and RTX A40 - video card comparison
GeForce RTX 3080
RTX A40
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
1710 MHz
1755 MHz
Core clock speed
1450 MHz
-
Manufacturing process technology
8 nm
8 nm
Number of transistors
28,300 million
28,300 million
Pipelines / CUDA cores
8704
10752
Power consumption (TDP)
320 Watt
300 Watt
Texture fill rate
465.1
589.7
Memory type
GDDR6X
GDDR6
Maximum RAM amount
10 GB
48 GB
Memory bus width
320 Bit
384 Bit
Memory clock speed
19000 MHz
14.5 GB/s
Memory bandwidth
760.3 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
8.5
8.6
OpenCL
2.0
2.0
OpenGL
4.6
4.6
Shader Model
6.5
6.5
Vulkan
1.2
1.2