NVIDIA GeForce RTX 4090 Max-Q vs AMD Radeon HD 8750A

VS

NVIDIA GeForce RTX 4090 Max-Q

AMD Radeon HD 8750A

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 4090 Max Q and 1024MB VRAM Radeon HD 8750A 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 9 years and 11 months late

Boost Clock1455MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (448.0GB/s vs 16.00GB/s)

9344 additional rendering cores

AMD Radeon HD 8750A 's Advantages

Lower TDP (45W vs 80W)

Score

Benchmark

FP32 (float)

GeForce RTX 4090 Max Q +6040%

28.31 TFLOPS

Radeon HD 8750A

0.461 TFLOPS

GeForce RTX 4090 Max Q

VS

Radeon HD 8750A

Graphics Card

Jan 2023

Release Date

Feb 2013

GeForce 40 Mobile

Generation

All-In-One

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

930 MHz

Base Clock

-

1455 MHz

Boost Clock

-

1750 MHz

Memory Clock

1000 MHz

Memory

16GB

Memory Size

1024MB

GDDR6

Memory Type

DDR3

256bit

Memory Bus

64bit

448.0GB/s

Bandwidth

16.00GB/s

Render Config

-

Compute Units

6

76

SM Count

-

9728

Shading Units

384

304

TMUs

24

112

ROPs

8

304

Tensor Cores

-

76

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

64 MB

L2 Cache

128 KB

-

Theoretical Performance

163.0 GPixel/s

Pixel Rate

4.800 GPixel/s

442.3 GTexel/s

Texture Rate

14.40 GTexel/s

28.31 TFLOPS

FP16 (half)

-

28.31 TFLOPS

FP32 (float)

460.8 GFLOPS

442.3 GFLOPS

FP64 (double)

28.80 GFLOPS

Board Design

80W

TDP

45W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

AD103

GPU Name

Mars

GN21-X11

GPU Variant

Mars XT

Ada Lovelace

Architecture

GCN 1.0

TSMC

Foundry

TSMC

4 nm

Process Size

28 nm

45.9 billion

Transistors

0.95 billion

379 mm²

Die Size

77 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

8.9

CUDA

-

6.7

Shader Model

5.1

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