NVIDIA GeForce RTX 4080 vs NVIDIA GeForce RTX 2080 Mobile
GPU Specs Compare
Graphics Card
Release Date
Sep 2022
Jan 2019
Generation
GeForce 40
GeForce 20 Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
2205 MHz
1380 MHz
Boost Clock
2505 MHz
1590 MHz
Memory Clock
1400 MHz
1750 MHz
Memory
Memory Size
16GB
8GB
Memory Type
GDDR6X
GDDR6
Memory Bus
256bit
256bit
Bandwidth
716.8GB/s
448.0GB/s
Render Config
SM Count
76
46
Shading Units
9728
2944
TMUs
304
184
ROPs
112
64
Tensor Cores
304
368
RT Cores
76
46
L1 Cache
128 KB (per SM)
64 KB (per SM)
L2 Cache
64 MB
4 MB
Theoretical Performance
Pixel Rate
280.6 GPixel/s
101.8 GPixel/s
Texture Rate
761.5 GTexel/s
292.6 GTexel/s
FP16 (half)
48.74 TFLOPS
18.72 TFLOPS
FP32 (float)
48.74 TFLOPS
9.362 TFLOPS
FP64 (double)
761.5 GFLOPS
292.6 GFLOPS
Graphics Processor
GPU Name
AD103
TU104
GPU Variant
AD103-300-A1
N18E-G3-A1
Architecture
Ada Lovelace
Turing
Foundry
TSMC
TSMC
Process Size
5 nm
12 nm
Transistors
45.9 billion
13.6 billion
Die Size
379 mm²
545 mm²
Board Design
TDP
320W
150W
Suggested PSU
700 W
-
Outputs
1x HDMI 2.13x DisplayPort 1.4a
No outputs
Power Connectors
1x 16-pin
-
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.3
CUDA
8.9
7.5
Shader Model
6.7
6.6
📊 Benchmark
3DMark Time Spy
28,173
-
3DMark Time Spy Extreme
14,002
-