NVIDIA GeForce RTX 2070 Mobile Refresh vs NVIDIA GeForce RTX 4090 Max-Q
We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 2070 Mobile Refresh 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 4090 Max-Q 's Advantages
Released 2 years and 10 months late
More VRAM (16GB vs 8GB)
Larger VRAM bandwidth (448.0GB/s vs 352.0GB/s)
7424 additional rendering cores
Lower TDP (80W vs 115W)
Score
Benchmark
FP32 (float)
GeForce RTX 2070 Mobile Refresh
6.705 TFLOPS
GeForce RTX 4090 Max Q
+322%
28.31 TFLOPS
Graphics Card
Mar 2020
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
1260 MHz
Base Clock
930 MHz
1455 MHz
Boost Clock
1455 MHz
1375 MHz
Memory Clock
1750 MHz
Memory
8GB
Memory Size
16GB
GDDR6
Memory Type
GDDR6
256bit
Memory Bus
256bit
352.0GB/s
Bandwidth
448.0GB/s
Render Config
-
-
-
36
SM Count
76
2304
Shading Units
9728
144
TMUs
304
64
ROPs
112
288
Tensor Cores
304
36
RT Cores
76
64 KB (per SM)
L1 Cache
128 KB (per SM)
4 MB
L2 Cache
64 MB
-
-
-
Theoretical Performance
93.12 GPixel/s
Pixel Rate
163.0 GPixel/s
209.5 GTexel/s
Texture Rate
442.3 GTexel/s
13.41 TFLOPS
FP16 (half)
28.31 TFLOPS
6.705 TFLOPS
FP32 (float)
28.31 TFLOPS
209.5 GFLOPS
FP64 (double)
442.3 GFLOPS
Board Design
115W
TDP
80W
-
-
-
No outputs
Outputs
Portable Device Dependent
None
Power Connectors
None
Graphics Processor
TU106B
GPU Name
AD103
-
GPU Variant
GN21-X11
Turing
Architecture
Ada Lovelace
TSMC
Foundry
TSMC
12 nm
Process Size
4 nm
10.8 billion
Transistors
45.9 billion
445 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
1.3
Vulkan
1.3
7.5
CUDA
8.9
6.6
Shader Model
6.7
