NVIDIA TITAN RTX vs NVIDIA GeForce RTX 4090 Mobile
GPU · Specs Compare
Graphics Card
Release Date
Dec 2018
Jan 2023
Generation
GeForce 20
GeForce 40 Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1350 MHz
1335 MHz
Boost Clock
1770 MHz
1695 MHz
Memory Clock
1750 MHz
2250 MHz
Memory
Memory Size
24GB
16GB
Memory Type
GDDR6
GDDR6
Memory Bus
384bit
256bit
Bandwidth
672.0GB/s
576.0GB/s
Render Config
SM Count
72
76
Shading Units
4608
9728
TMUs
288
304
ROPs
96
112
Tensor Cores
576
304
RT Cores
72
76
L1 Cache
64 KB (per SM)
128 KB (per SM)
L2 Cache
6 MB
64 MB
Theoretical Performance
Pixel Rate
169.9 GPixel/s
189.8 GPixel/s
Texture Rate
509.8 GTexel/s
515.3 GTexel/s
FP16 (half)
32.62 TFLOPS
32.98 TFLOPS
FP32 (float)
16.31 TFLOPS
32.98 TFLOPS
FP64 (double)
509.8 GFLOPS
515.3 GFLOPS
Graphics Processor
GPU Name
TU102
AD103
GPU Variant
TU102-400-A1
GN21-X11
Architecture
Turing
Ada Lovelace
Foundry
TSMC
TSMC
Process Size
12 nm
5 nm
Transistors
18.6 billion
45.9 billion
Die Size
754 mm²
379 mm²
Board Design
TDP
280W
120W
Suggested PSU
600 W
—
Outputs
1x HDMI 2.03x DisplayPort 1.4a1x USB Type-C
Portable Device Dependent
Power Connectors
2x 8-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.3
CUDA
7.5
8.9
Shader Model
6.6
6.8
▲ Specs Compare
Data sourced from official specifications and benchmark tests.