Radeon RX Vega 64 Nano and GeForce RTX 4090 - video card comparison
Radeon RX Vega 64 Nano
GeForce RTX 4090
Architecture
GCN 5.0 (2017−2020)
Ada Lovelace
GPU code name
Vega 10
AD102-300-A1
Market segment
Desktop
Desktop
Release date
October 2017
September 2022
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Supplementary power connectors
2x 8-pin
1x 16-pin
Boost clock speed
1247 MHz
2520 MHz
Core clock speed
1156 MHz
2235 MHz
Floating-point performance
10,215 gflops
-
Manufacturing process technology
14 nm
5 nm
Number of transistors
12,500 million
76,300 million
Pipelines / CUDA cores
4096
16384
Power consumption (TDP)
250 Watt
450 Watt
Texture fill rate
319.2
1,290
Memory type
HBM2
GDDR6X
Maximum RAM amount
8 GB
24 GB
Memory bus width
2048 Bit
384 Bit
Memory clock speed
1600 MHz
21000 MHz
Memory bandwidth
409.6 GB/s
1,008 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
+
+
DirectX
12.0
12 Ultimate (12_2)
CUDA
-
8.9
OpenCL
2.0
3.0
OpenGL
4.6
4.6
Shader Model
5.0
6.6
Vulkan
-
1.3