NVIDIA GeForce RTX 5070 Mobile vs NVIDIA GeForce RTX 4090 Max-Q
We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 5070 Mobile and 16GB VRAM GeForce RTX 4090 Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 5070 Mobile 's Advantages
Released 2 years and 3 months late
Lower TDP (50W vs 80W)
NVIDIA GeForce RTX 4090 Max-Q 's Advantages
Boost Clock has increased by 2% (1455MHz vs 1425MHz)
More VRAM (16GB vs 8GB)
Larger VRAM bandwidth (448.0GB/s vs 384.0GB/s)
5120 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce RTX 5070 Mobile
13.13 TFLOPS
GeForce RTX 4090 Max Q
+115%
28.31 TFLOPS
Graphics Card
Apr 2025
Release Date
Jan 2023
GeForce 50 Mobile
Generation
GeForce 40 Mobile
Mobile
Type
Mobile
PCIe 5.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
907 MHz
Base Clock
930 MHz
1425 MHz
Boost Clock
1455 MHz
1500 MHz
Memory Clock
1750 MHz
Memory
8GB
Memory Size
16GB
GDDR7
Memory Type
GDDR6
128bit
Memory Bus
256bit
384.0GB/s
Bandwidth
448.0GB/s
Render Config
-
-
-
36
SM Count
76
4608
Shading Units
9728
144
TMUs
304
48
ROPs
112
144
Tensor Cores
304
36
RT Cores
76
128 KB (per SM)
L1 Cache
128 KB (per SM)
32 MB
L2 Cache
64 MB
-
-
-
Theoretical Performance
68.40 GPixel/s
Pixel Rate
163.0 GPixel/s
205.2 GTexel/s
Texture Rate
442.3 GTexel/s
13.13 TFLOPS
FP16 (half)
28.31 TFLOPS
13.13 TFLOPS
FP32 (float)
28.31 TFLOPS
205.2 GFLOPS
FP64 (double)
442.3 GFLOPS
Board Design
50W
TDP
80W
300 W
Suggested PSU
-
Portable Device Dependent
Outputs
Portable Device Dependent
None
Power Connectors
None
Graphics Processor
GB206
GPU Name
AD103
GB206
GPU Variant
GN21-X11
Blackwell 2.0
Architecture
Ada Lovelace
TSMC
Foundry
TSMC
5 nm
Process Size
4 nm
21.9 billion
Transistors
45.9 billion
181 mm²
Die Size
379 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.4
Vulkan
1.3
12.0
CUDA
8.9
6.8
Shader Model
6.7
