NVIDIA GeForce RTX 4070 Max-Q vs AMD Radeon RX 7900M

VS

NVIDIA GeForce RTX 4070 Max-Q AMD Radeon RX 7900M

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 4070 Max Q and 16GB VRAM Radeon RX 7900M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4070 Max-Q 's Advantages

Lower TDP (35W vs 180W)

AMD Radeon RX 7900M 's Advantages

Released 9 months late

Boost Clock has increased by 70% (2090MHz vs 1230MHz)

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (576.0GB/s vs 224.0GB/s)

Score

Benchmark

FP32 (float)

GeForce RTX 4070 Max Q

11.34 TFLOPS

Radeon RX 7900M +239%

38.52 TFLOPS

GeForce RTX 4070 Max Q

VS

Radeon RX 7900M

Graphics Card

Jan 2023

Release Date

Oct 2023

GeForce 40 Mobile

Generation

Navi Mobile

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

735 MHz

Base Clock

1825 MHz

1230 MHz

Boost Clock

2090 MHz

1750 MHz

Memory Clock

2250 MHz

Memory

8GB

Memory Size

16GB

GDDR6

Memory Type

GDDR6

128bit

Memory Bus

256bit

224.0GB/s

Bandwidth

576.0GB/s

Render Config

36

SM Count

-

Compute Units

72

4608

Shading Units

4608

144

TMUs

288

48

ROPs

192

144

Tensor Cores

-

36

RT Cores

72

128 KB (per SM)

L1 Cache

256 KB per Array

32 MB

L2 Cache

6 MB

Theoretical Performance

59.04 GPixel/s

Pixel Rate

401.3 GPixel/s

177.1 GTexel/s

Texture Rate

601.9 GTexel/s

11.34 TFLOPS

FP16 (half)

77.05 TFLOPS

11.34 TFLOPS

FP32 (float)

38.52 TFLOPS

177.1 GFLOPS

FP64 (double)

1204 GFLOPS

Graphics Processor

AD106

GPU Name

Navi 31

GN21-X6

GPU Variant

Navi 31

Ada Lovelace

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

4 nm

Process Size

5 nm

Unknown

Transistors

57.7 billion

190 mm²

Die Size

529 mm²

Board Design

35W

TDP

180W

-

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

2.2

1.3

Vulkan

1.3

8.9

CUDA

-

6.7

Shader Model

6.7

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