NVIDIA GeForce RTX 4090 Mobile vs NVIDIA GeForce RTX 4090 Max-Q

VS

NVIDIA GeForce RTX 4090 Mobile NVIDIA GeForce RTX 4090 Max-Q

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 4090 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 Mobile 's Advantages

Boost Clock has increased by 16% (1695MHz vs 1455MHz)

Larger VRAM bandwidth (576.0GB/s vs 448.0GB/s)

NVIDIA GeForce RTX 4090 Max-Q 's Advantages

Lower TDP (80W vs 120W)

Score

Benchmark

FP32 (float)

GeForce RTX 4090 Mobile +16%

32.98 TFLOPS

GeForce RTX 4090 Max Q

28.31 TFLOPS

GeForce RTX 4090 Mobile

VS

GeForce RTX 4090 Max Q

Graphics Card

Jan 2023

Release Date

Jan 2023

GeForce 40 Mobile

Generation

GeForce 40 Mobile

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1335 MHz

Base Clock

930 MHz

1695 MHz

Boost Clock

1455 MHz

2250 MHz

Memory Clock

1750 MHz

Memory

16GB

Memory Size

16GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

256bit

576.0GB/s

Bandwidth

448.0GB/s

Render Config

76

SM Count

76

-

Compute Units

-

9728

Shading Units

9728

304

TMUs

304

112

ROPs

112

304

Tensor Cores

304

76

RT Cores

76

128 KB (per SM)

L1 Cache

128 KB (per SM)

64 MB

L2 Cache

64 MB

Theoretical Performance

189.8 GPixel/s

Pixel Rate

163.0 GPixel/s

515.3 GTexel/s

Texture Rate

442.3 GTexel/s

32.98 TFLOPS

FP16 (half)

28.31 TFLOPS

32.98 TFLOPS

FP32 (float)

28.31 TFLOPS

515.3 GFLOPS

FP64 (double)

442.3 GFLOPS

Graphics Processor

AD103

GPU Name

AD103

GN21-X11

GPU Variant

GN21-X11

Ada Lovelace

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

4 nm

Process Size

4 nm

45.9 billion

Transistors

45.9 billion

379 mm²

Die Size

379 mm²

Board Design

120W

TDP

80W

-

Suggested PSU

-

Portable Device Dependent

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

8.9

CUDA

8.9

6.7

Shader Model

6.7

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