GeForce GTX 1080 and GeForce RTX 3080 Mobile - video card comparison
GeForce GTX 1080
GeForce RTX 3080 Mobile
Architecture
Pascal (2016−2021)
Ampere (2020−2022)
GPU code name
Pascal GP104
GN20-E7 GA104
Market segment
Desktop
Laptop
Release date
May 2016
January 2021
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Recommended system power (PSU)
500 Watt
-
Supplementary power connectors
8-pin
-
SLI options
+
-
Boost clock speed
1733 MHz
1245 - 1710 MHz
Core clock speed
1607 MHz
780 - 1100 MHz
CUDA cores
2560
-
Floating-point performance
8,873 gflops
-
Manufacturing process technology
16 nm
8 nm
Number of transistors
7,200 million
17,400 million
Pipelines / CUDA cores
2560
6144
Power consumption (TDP)
180 Watt
150 Watt (80 - 150 Watt TGP)
Maximum GPU temperature
94 °C
-
Texture fill rate
277.3
296.6
Memory type
GDDR5X
GDDR6
Maximum RAM amount
8 GB
16 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
10 GB/s
14000 MHz
Memory bandwidth
320 GB/s
384.0 GB/s
Shared memory
-
-
Display Connectors
DP 1.42, HDMI 2.0b, DL-DVI
No outputs
Multi monitor support
+
-
HDMI
+
-
G-SYNC support
+
-
DirectX
12 (12_1)
12 Ultimate (12_2)
CUDA
+
8.6
OpenCL
1.2
2.0
OpenGL
4.5
4.6
Shader Model
6.4
6.5
Vulkan
1.2.131
1.2
Ansel
+
-
GPU Boost
3.0
-
VR Ready
+
-