
GeForce RTX 4090 and Radeon 520 Mobile GDDR5 - video card comparison
GeForce RTX 4090
Radeon 520 Mobile GDDR5
Architecture
Ada Lovelace
GCN 1.0 (2012−2020)
GPU code name
AD102-300-A1
Banks
Market segment
Desktop
Laptop
Release date
September 2022
April 2017
Interface
PCIe 4.0 x16
PCIe 3.0 x8
Supplementary power connectors
1x 16-pin
-
Boost clock speed
2520 MHz
-
Core clock speed
2235 MHz
1030 MHz
Manufacturing process technology
5 nm
28 nm
Number of transistors
76,300 million
690 million
Pipelines / CUDA cores
16384
320
Power consumption (TDP)
450 Watt
50 Watt
Texture fill rate
1,290
20.60
Memory type
GDDR6X
GDDR5
Maximum RAM amount
24 GB
2 GB
Memory bus width
384 Bit
64 Bit
Memory clock speed
21000 MHz
4.5 GB/s
Memory bandwidth
1,008 GB/s
36 GB/s
Shared memory
-
-
Display Connectors
1x HDMI 2.1, 3x DisplayPort 1.4a
Portable Device Dependent
HDMI
+
-
DirectX
12 Ultimate (12_2)
12 (11_1)
CUDA
8.9
-
OpenCL
3.0
2.1 (1.2)
OpenGL
4.6
4.6
Shader Model
6.6
6.5 (5.1)
Vulkan
1.3
1.2.170