NVIDIA GeForce RTX 4090 Mobile vs NVIDIA GeForce GTX 1660 Ti Mobile
We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 4090 Mobile and 6GB VRAM GeForce GTX 1660 Ti Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 4090 Mobile 's Advantages
Released 3 years and 9 months late
Boost Clock has increased by 7% (1695MHz vs 1590MHz)
More VRAM (16GB vs 6GB)
Larger VRAM bandwidth (576.0GB/s vs 288.0GB/s)
8192 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce RTX 4090 Mobile
+575%
32.98 TFLOPS
GeForce GTX 1660 Ti Mobile
4.884 TFLOPS
3DMark Time Spy
GeForce RTX 4090 Mobile
+284%
21498
GeForce GTX 1660 Ti Mobile
5597
3DMark Time Spy Extreme
GeForce RTX 4090 Mobile
+309%
10528
GeForce GTX 1660 Ti Mobile
2574
Graphics Card
Jan 2023
Release Date
Apr 2019
GeForce 40 Mobile
Generation
GeForce 16 Mobile
Mobile
Type
Mobile
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1335 MHz
Base Clock
1455 MHz
1695 MHz
Boost Clock
1590 MHz
2250 MHz
Memory Clock
1500 MHz
Memory
16GB
Memory Size
6GB
GDDR6
Memory Type
GDDR6
256bit
Memory Bus
192bit
576.0GB/s
Bandwidth
288.0GB/s
Render Config
-
-
-
76
SM Count
24
9728
Shading Units
1536
304
TMUs
96
112
ROPs
48
304
Tensor Cores
-
76
RT Cores
-
128 KB (per SM)
L1 Cache
64 KB (per SM)
64 MB
L2 Cache
1536 KB
-
-
-
Theoretical Performance
189.8 GPixel/s
Pixel Rate
76.32 GPixel/s
515.3 GTexel/s
Texture Rate
152.6 GTexel/s
32.98 TFLOPS
FP16 (half)
9.769 TFLOPS
32.98 TFLOPS
FP32 (float)
4.884 TFLOPS
515.3 GFLOPS
FP64 (double)
152.6 GFLOPS
Board Design
120W
TDP
Unknown
-
-
-
Portable Device Dependent
Outputs
Portable Device Dependent
None
Power Connectors
None
Graphics Processor
AD103
GPU Name
TU116
GN21-X11
GPU Variant
-
Ada Lovelace
Architecture
Turing
TSMC
Foundry
TSMC
5 nm
Process Size
12 nm
45.9 billion
Transistors
6.6 billion
379 mm²
Die Size
284 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (12_1)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.3
8.9
CUDA
7.5
6.8
Shader Model
6.7
