NVIDIA GeForce RTX 4090 Max-Q vs AMD Radeon RX 7600M XT

VS

NVIDIA GeForce RTX 4090 Max-Q

AMD Radeon RX 7600M XT

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 4090 Max Q and 8GB VRAM Radeon RX 7600M XT 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

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (448.0GB/s vs 288.0GB/s)

7680 additional rendering cores

Lower TDP (80W vs 120W)

AMD Radeon RX 7600M XT 's Advantages

Boost Clock has increased by 70% (2469MHz vs 1455MHz)

Score

Benchmark

FP32 (float)

GeForce RTX 4090 Max Q +39%

28.31 TFLOPS

Radeon RX 7600M XT

20.23 TFLOPS

GeForce RTX 4090 Max Q

VS

Radeon RX 7600M XT

Graphics Card

Jan 2023

Release Date

Jan 2023

GeForce 40 Mobile

Generation

Navi Mobile

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

930 MHz

Base Clock

1280 MHz

1455 MHz

Boost Clock

2469 MHz

1750 MHz

Memory Clock

2250 MHz

Memory

16GB

Memory Size

8GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

128bit

448.0GB/s

Bandwidth

288.0GB/s

Render Config

-

Compute Units

32

76

SM Count

-

9728

Shading Units

2048

304

TMUs

128

112

ROPs

64

304

Tensor Cores

-

76

RT Cores

32

128 KB (per SM)

L1 Cache

128 KB per Array

64 MB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

163.0 GPixel/s

Pixel Rate

158.0 GPixel/s

442.3 GTexel/s

Texture Rate

316.0 GTexel/s

28.31 TFLOPS

FP16 (half)

40.45 TFLOPS

28.31 TFLOPS

FP32 (float)

20.23 TFLOPS

442.3 GFLOPS

FP64 (double)

632.1 GFLOPS

Board Design

80W

TDP

120W

-

Portable Device Dependent

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

AD103

GPU Name

Navi 33

GN21-X11

GPU Variant

Navi 33 XTM

Ada Lovelace

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

4 nm

Process Size

6 nm

45.9 billion

Transistors

13.3 billion

379 mm²

Die Size

204 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.2

1.3

Vulkan

1.3

8.9

CUDA

-

6.7

Shader Model

6.7

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