GeForce RTX 2080 Mobile vs GeForce RTX 4080 Mobile
We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 2080 Mobile and 12GB VRAM GeForce RTX 4080 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 2080 Mobile 's Advantages
Larger VRAM bandwidth (448.0GB/s vs 432.0GB/s)
GeForce RTX 4080 Mobile 's Advantages
Released 4 years late
Boost Clock has increased by 5% (1665MHz vs 1590MHz)
More VRAM (12GB vs 8GB)
4480 additional rendering cores
Lower TDP (110W vs 150W)
Score
Benchmark
FP32 (float)
GeForce RTX 2080 Mobile
9362
GeForce RTX 4080 Mobile
+164%
24720
3DMark Time Spy
GeForce RTX 2080 Mobile
10054
GeForce RTX 4080 Mobile
+87%
18875
3DMark Time Spy Extreme
GeForce RTX 2080 Mobile
4723
GeForce RTX 4080 Mobile
+91%
9051
3DMark Speed Way
GeForce RTX 2080 Mobile
2095
GeForce RTX 4080 Mobile
+125%
4728
Graphics Card
Jan 2019
Release Date
Jan 2023
GeForce 20 Mobile
Generation
GeForce 40 Mobile
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
1380 MHz
Base Clock
1290 MHz
1590 MHz
Boost Clock
1665 MHz
1750 MHz
Memory Clock
2250 MHz
Memory
8GB
Memory Size
12GB
GDDR6
Memory Type
GDDR6
256bit
Memory Bus
192bit
448.0GB/s
Bandwidth
432.0GB/s
Render Config
46
SM Count
58
2944
Shading Units
7424
184
TMUs
232
64
ROPs
80
368
Tensor Cores
232
46
RT Cores
58
64 KB (per SM)
L1 Cache
128 KB (per SM)
4 MB
L2 Cache
48 MB
Theoretical Performance
101.8 GPixel/s
Pixel Rate
133.2 GPixel/s
292.6 GTexel/s
Texture Rate
386.3 GTexel/s
18.72 TFLOPS
FP16 (half)
24.72 TFLOPS
9.362 TFLOPS
FP32 (float)
24.72 TFLOPS
292.6 GFLOPS
FP64 (double)
386.3 GFLOPS
Board Design
150W
TDP
110W
No outputs
Outputs
Portable Device Dependent
-
Power Connectors
None
Graphics Processor
TU104
GPU Name
AD104
N18E-G3-A1
GPU Variant
GN21-X9
Turing
Architecture
Ada Lovelace
TSMC
Foundry
TSMC
12 nm
Process Size
4 nm
13.6 billion
Transistors
35.8 billion
545 mm²
Die Size
295 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.3
7.5
CUDA
8.9
6.6
Shader Model
6.7
