AMD Radeon RX 480 Mobile vs NVIDIA GeForce RTX 4090 Max-Q

VS

AMD Radeon RX 480 Mobile NVIDIA GeForce RTX 4090 Max-Q

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 480 Mobile and 16GB VRAM GeForce RTX 4090 Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4090 Max-Q 's Advantages

Released 6 years and 5 months late

Boost Clock has increased by 35% (1455MHz vs 1077MHz)

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (448.0GB/s vs 256.0GB/s)

7424 additional rendering cores

Lower TDP (80W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 480 Mobile

4.963 TFLOPS

GeForce RTX 4090 Max Q +470%

28.31 TFLOPS

Radeon RX 480 Mobile

VS

GeForce RTX 4090 Max Q

Graphics Card

Aug 2016

Release Date

Jan 2023

Mobility Radeon

Generation

GeForce 40 Mobile

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 4.0 x16

Clock Speeds

1000 MHz

Base Clock

930 MHz

1077 MHz

Boost Clock

1455 MHz

2000 MHz

Memory Clock

1750 MHz

Memory

8GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

256.0GB/s

Bandwidth

448.0GB/s

Render Config

-

SM Count

76

36

Compute Units

-

2304

Shading Units

9728

144

TMUs

304

32

ROPs

112

-

Tensor Cores

304

-

RT Cores

76

16 KB (per CU)

L1 Cache

128 KB (per SM)

2 MB

L2 Cache

64 MB

Theoretical Performance

34.46 GPixel/s

Pixel Rate

163.0 GPixel/s

155.1 GTexel/s

Texture Rate

442.3 GTexel/s

4.963 TFLOPS

FP16 (half)

28.31 TFLOPS

4.963 TFLOPS

FP32 (float)

28.31 TFLOPS

310.2 GFLOPS

FP64 (double)

442.3 GFLOPS

Graphics Processor

Ellesmere

GPU Name

AD103

Ellesmere XT

GPU Variant

GN21-X11

GCN 4.0

Architecture

Ada Lovelace

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

4 nm

5.7 billion

Transistors

45.9 billion

232 mm²

Die Size

379 mm²

Board Design

100W

TDP

80W

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.9

6.4

Shader Model

6.7

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