Home GPU Comparison NVIDIA GeForce RTX 4090 Mobile vs AMD Radeon R9 M280X

NVIDIA GeForce RTX 4090 Mobile vs AMD Radeon R9 M280X

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 4090 Mobile and 4GB VRAM Radeon R9 M280X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4090 Mobile 's Advantages
Released 7 years and 11 months late
Boost Clock has increased by 70% (1695MHz vs 1000MHz)
More VRAM (16GB vs 4GB)
Larger VRAM bandwidth (576.0GB/s vs 88.00GB/s)
8832 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce RTX 4090 Mobile +1740%
32.98 TFLOPS
Radeon R9 M280X
1.792 TFLOPS
VS

Graphics Card

Jan 2023
Release Date
Feb 2015
GeForce 40 Mobile
Generation
Gem System
Mobile
Type
Mobile
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

1335 MHz
Base Clock
900 MHz
1695 MHz
Boost Clock
1000 MHz
2250 MHz
Memory Clock
1375 MHz

Memory

16GB
Memory Size
4GB
GDDR6
Memory Type
GDDR5
256bit
Memory Bus
128bit
576.0GB/s
Bandwidth
88.00GB/s

Render Config

-
Compute Units
14
76
SM Count
-
9728
Shading Units
896
304
TMUs
56
112
ROPs
16
304
Tensor Cores
-
76
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per CU)
64 MB
L2 Cache
256 KB
-
-
-

Theoretical Performance

189.8 GPixel/s
Pixel Rate
16.00 GPixel/s
515.3 GTexel/s
Texture Rate
56.00 GTexel/s
32.98 TFLOPS
FP16 (half)
-
32.98 TFLOPS
FP32 (float)
1.792 TFLOPS
515.3 GFLOPS
FP64 (double)
112.0 GFLOPS

Board Design

80-150W
TDP
Unknown
-
-
-
Portable Device Dependent
Outputs
Portable Device Dependent
None
Power Connectors
-

Graphics Processor

AD103
GPU Name
Saturn
GN21-X11
GPU Variant
Saturn XT (216-0843024)
Ada Lovelace
Architecture
GCN 2.0
TSMC
Foundry
TSMC
5 nm
Process Size
28 nm
45.9 billion
Transistors
2.08 billion
379 mm²
Die Size
160 mm²

Graphics Features

12 Ultimate (12_2)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.3
Vulkan
1.2.170
8.9
CUDA
-
6.8
Shader Model
6.5

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