NVIDIA RTX A4000 Max-Q vs NVIDIA GeForce RTX 4090 Mobile

VS

NVIDIA RTX A4000 Max-Q NVIDIA GeForce RTX 4090 Mobile

We compared two Mobile platform GPUs: 8GB VRAM RTX A4000 Max Q and 16GB VRAM GeForce RTX 4090 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A4000 Max-Q 's Advantages

Lower TDP (80W vs 120W)

NVIDIA GeForce RTX 4090 Mobile 's Advantages

Released 1 years and 9 months late

Boost Clock has increased by 22% (1695MHz vs 1395MHz)

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (576.0GB/s vs 352.0GB/s)

4608 additional rendering cores

Score

Benchmark

FP32 (float)

RTX A4000 Max Q

14.28 TFLOPS

GeForce RTX 4090 Mobile +130%

32.98 TFLOPS

RTX A4000 Max Q

VS

GeForce RTX 4090 Mobile

Graphics Card

Apr 2021

Release Date

Jan 2023

Quadro Ampere-M

Generation

GeForce 40 Mobile

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

780 MHz

Base Clock

1335 MHz

1395 MHz

Boost Clock

1695 MHz

1375 MHz

Memory Clock

2250 MHz

Memory

8GB

Memory Size

16GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

256bit

352.0GB/s

Bandwidth

576.0GB/s

Render Config

40

SM Count

76

-

Compute Units

-

5120

Shading Units

9728

160

TMUs

304

80

ROPs

112

160

Tensor Cores

304

40

RT Cores

76

128 KB (per SM)

L1 Cache

128 KB (per SM)

4 MB

L2 Cache

64 MB

Theoretical Performance

111.6 GPixel/s

Pixel Rate

189.8 GPixel/s

223.2 GTexel/s

Texture Rate

515.3 GTexel/s

14.28 TFLOPS

FP16 (half)

32.98 TFLOPS

14.28 TFLOPS

FP32 (float)

32.98 TFLOPS

223.2 GFLOPS

FP64 (double)

515.3 GFLOPS

Graphics Processor

GA104

GPU Name

AD103

-

GPU Variant

GN21-X11

Ampere

Architecture

Ada Lovelace

Samsung

Foundry

TSMC

8 nm

Process Size

4 nm

17.4 billion

Transistors

45.9 billion

392 mm²

Die Size

379 mm²

Board Design

80W

TDP

120W

-

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

8.6

CUDA

8.9

6.7

Shader Model

6.7

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