NVIDIA GeForce RTX 4090 Mobile vs AMD Radeon RX 480
GPU Specs Compare
Graphics Card
Release Date
Jan 2023
Jun 2016
Generation
GeForce 40 Mobile
Arctic Islands
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1335 MHz
1120 MHz
Boost Clock
1695 MHz
1266 MHz
Memory Clock
2250 MHz
2000 MHz
Memory
Memory Size
16GB
8GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
256bit
Bandwidth
576.0GB/s
256.0GB/s
Render Config
SM Count
76
-
Shading Units
9728
2304
TMUs
304
144
ROPs
112
32
Tensor Cores
304
-
RT Cores
76
-
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
64 MB
2 MB
Compute Units
-
36
Theoretical Performance
Pixel Rate
189.8 GPixel/s
40.51 GPixel/s
Texture Rate
515.3 GTexel/s
182.3 GTexel/s
FP16 (half)
32.98 TFLOPS
5.834 TFLOPS
FP32 (float)
32.98 TFLOPS
5.834 TFLOPS
FP64 (double)
515.3 GFLOPS
364.6 GFLOPS
Graphics Processor
GPU Name
AD103
Ellesmere
GPU Variant
GN21-X11
Polaris 10 XT(215-0876184)
Architecture
Ada Lovelace
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
5 nm
14 nm
Transistors
45.9 billion
5.7 billion
Die Size
379 mm²
232 mm²
Board Design
TDP
120W
150W
Outputs
Portable Device Dependent
1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors
None
1x 6-pin
Suggested PSU
-
450 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.3
1.3
CUDA
8.9
-
Shader Model
6.8
6.7