NVIDIA GeForce RTX 4090 Max-Q vs NVIDIA TITAN Ada
GPU Specs Compare
Graphics Card
Release Date
Jan 2023
Unknown
Generation
GeForce 40 Mobile
GeForce 40
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
930 MHz
2235 MHz
Boost Clock
1455 MHz
2520 MHz
Memory Clock
1750 MHz
1500 MHz
Memory
Memory Size
16GB
48GB
Memory Type
GDDR6
GDDR6X
Memory Bus
256bit
384bit
Bandwidth
448.0GB/s
1.15TB/s
Render Config
SM Count
76
144
Shading Units
9728
18432
TMUs
304
576
ROPs
112
192
Tensor Cores
304
576
RT Cores
76
144
L1 Cache
128 KB (per SM)
128 KB (per SM)
L2 Cache
64 MB
96 MB
Theoretical Performance
Pixel Rate
163.0 GPixel/s
483.8 GPixel/s
Texture Rate
442.3 GTexel/s
1452 GTexel/s
FP16 (half)
28.31 TFLOPS
92.90 TFLOPS
FP32 (float)
28.31 TFLOPS
92.90 TFLOPS
FP64 (double)
442.3 GFLOPS
1452 GFLOPS
Graphics Processor
GPU Name
AD103
AD102
GPU Variant
GN21-X11
AD102-450-A1
Architecture
Ada Lovelace
Ada Lovelace
Foundry
TSMC
TSMC
Process Size
4 nm
5 nm
Transistors
45.9 billion
76.3 billion
Die Size
379 mm²
609 mm²
Board Design
TDP
80W
800W
Outputs
Portable Device Dependent
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
None
2x 16-pin
Suggested PSU
-
1200 W
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
8.9
8.9
Shader Model
6.7
6.8