GeForce GTX 1080 11Gbps and GeForce RTX 3080 12 GB - video card comparison
GeForce GTX 1080 11Gbps
GeForce RTX 3080 12 GB
Architecture
Pascal (2016−2021)
Ampere (2020−2022)
GPU code name
GP104
Ampere GA102
Market segment
Desktop
Desktop
Release date
April 2017
January 2022
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 8-pin
1x 12-pin
Boost clock speed
1733 MHz
1260 MHz
Core clock speed
1607 MHz
-
Floating-point performance
8,873 gflops
-
Manufacturing process technology
16 nm
8 nm
Number of transistors
7,200 million
28,300 million
Pipelines / CUDA cores
2560
8960
Power consumption (TDP)
180 Watt
350 Watt
Texture fill rate
277.3
478.8
Memory type
GDDR5X
GDDR6X
Maximum RAM amount
8 GB
12 GB
Memory bus width
256 Bit
384 Bit
Memory clock speed
11008 MHz
1710 MHz
Memory bandwidth
352.3 GB/s
912.4 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 3x DisplayPort
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
+
+
DirectX
12 (12_1)
12 Ultimate (12_2)
CUDA
6.1
8.6
OpenCL
1.2
3.0
OpenGL
4.6
4.6
Shader Model
6.4
6.6
Vulkan
1.2.131
1.3