GeForce RTX 4090 and Rialto Bridge - video card comparison
GeForce RTX 4090
Rialto Bridge
Architecture
Ada Lovelace
Generation 12.5 (2021−2022)
GPU code name
AD102-300-A1
Rialto Bridge
Market segment
Desktop
Desktop
Release date
September 2022
-
Interface
PCIe 4.0 x16
-
Supplementary power connectors
1x 16-pin
-
Boost clock speed
2520 MHz
-
Core clock speed
2235 MHz
-
Manufacturing process technology
5 nm
7 nm
Number of transistors
76,300 million
100,000 million
Pipelines / CUDA cores
16384
20480
Power consumption (TDP)
450 Watt
-
Texture fill rate
1,290
-
Memory type
GDDR6X
-
Maximum RAM amount
24 GB
-
Memory bus width
384 Bit
-
Memory clock speed
21000 MHz
-
Memory bandwidth
1,008 GB/s
-
Shared memory
-
-
Display Connectors
1x HDMI 2.1, 3x DisplayPort 1.4a
-
HDMI
+
-
DirectX
12 Ultimate (12_2)
12 (12_1)
CUDA
8.9
-
OpenCL
3.0
3.0
OpenGL
4.6
4.6
Shader Model
6.6
6.6
Vulkan
1.3
N/A