GeForce GTX 1080 Ti and GeForce RTX 3080 Mobile - video card comparison
GeForce GTX 1080 Ti
GeForce RTX 3080 Mobile
Architecture
Pascal (2016−2021)
Ampere (2020−2022)
GPU code name
GP102
GN20-E7 GA104
Market segment
Desktop
Laptop
Release date
February 2017
January 2021
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Recommended system power (PSU)
600 Watt
-
Supplementary power connectors
1x 6-pin + 1x 8-pin
-
SLI options
+
-
Boost clock speed
1600 MHz
1245 - 1710 MHz
Core clock speed
1481 MHz
780 - 1100 MHz
Floating-point performance
11,340 gflops
-
Manufacturing process technology
16 nm
8 nm
Number of transistors
11,800 million
17,400 million
Pipelines / CUDA cores
3584
6144
Power consumption (TDP)
250 Watt
150 Watt (80 - 150 Watt TGP)
Maximum GPU temperature
91 °C
-
Texture fill rate
354.4
296.6
Memory type
GDDR5X
GDDR6
Maximum RAM amount
11 GB
16 GB
Memory bus width
352 Bit
256 Bit
Memory clock speed
11000 MHz
14000 MHz
Memory bandwidth
484.4 GB/s
384.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
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
Ansel
+
-
GPU Boost
3.0
-