NVIDIA GeForce RTX 3080 Ti Mobile vs AMD Radeon R5 M445
We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 3080 Ti Mobile and 4GB VRAM Radeon R5 M445 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 3080 Ti Mobile 's Advantages
Released 6 years late
Boost Clock1260MHz
More VRAM (16GB vs 4GB)
Larger VRAM bandwidth (512.0GB/s vs 32.00GB/s)
7040 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce RTX 3080 Ti Mobile
+2550%
18.71 TFLOPS
Radeon R5 M445
0.706 TFLOPS
Graphics Card
Jan 2022
Release Date
Jan 2016
GeForce 30 Mobile
Generation
Gem System
Mobile
Type
Mobile
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
810 MHz
Base Clock
-
1260 MHz
Boost Clock
-
2000 MHz
Memory Clock
1000 MHz
Memory
16GB
Memory Size
4GB
GDDR6
Memory Type
GDDR5
256bit
Memory Bus
64bit
512.0GB/s
Bandwidth
32.00GB/s
Render Config
-
Compute Units
6
58
SM Count
-
7424
Shading Units
384
232
TMUs
24
96
ROPs
8
232
Tensor Cores
-
58
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per CU)
4 MB
L2 Cache
128 KB
-
-
-
Theoretical Performance
121.0 GPixel/s
Pixel Rate
7.360 GPixel/s
292.3 GTexel/s
Texture Rate
22.08 GTexel/s
18.71 TFLOPS
FP16 (half)
-
18.71 TFLOPS
FP32 (float)
706.6 GFLOPS
292.3 GFLOPS
FP64 (double)
-
Board Design
115W
TDP
Unknown
-
-
-
No outputs
Outputs
Portable Device Dependent
None
Power Connectors
-
Graphics Processor
GA103S
GPU Name
Meso
GN20-E8-A1
GPU Variant
Meso XT
(216-0864018)
Ampere
Architecture
GCN 3.0
Samsung
Foundry
TSMC
8 nm
Process Size
28 nm
Unknown
Transistors
1.55 billion
496 mm²
Die Size
125 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.3
Vulkan
1.2.170
8.6
CUDA
-
6.5
Shader Model
6.5
