AMD Radeon RX 580 vs NVIDIA GeForce RTX 4090 Mobile
GPU Specs Compare
Graphics Card
Release Date
Apr 2017
Jan 2023
Generation
Polaris
GeForce 40 Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1257 MHz
1335 MHz
Boost Clock
1340 MHz
1695 MHz
Memory Clock
2000 MHz
2250 MHz
Memory
Memory Size
8GB
16GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
256.0GB/s
576.0GB/s
Render Config
Compute Units
36
-
Shading Units
2304
9728
TMUs
144
304
ROPs
32
112
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
2 MB
64 MB
SM Count
-
76
Tensor Cores
-
304
RT Cores
-
76
Theoretical Performance
Pixel Rate
42.88 GPixel/s
189.8 GPixel/s
Texture Rate
193.0 GTexel/s
515.3 GTexel/s
FP16 (half)
6.175 TFLOPS
32.98 TFLOPS
FP32 (float)
6.175 TFLOPS
32.98 TFLOPS
FP64 (double)
385.9 GFLOPS
515.3 GFLOPS
Graphics Processor
GPU Name
Polaris 20
AD103
GPU Variant
Polaris 20 XTX(215-0910038)
GN21-X11
Architecture
GCN 4.0
Ada Lovelace
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
5 nm
Transistors
5.7 billion
45.9 billion
Die Size
232 mm²
379 mm²
Board Design
TDP
185W
120W
Suggested PSU
450 W
-
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
Portable Device Dependent
Power Connectors
1x 8-pin
None
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.3
1.3
Shader Model
6.7
6.8
CUDA
-
8.9