NVIDIA GeForce RTX 4070 Mobile vs AMD Radeon R9 M485X

VS

NVIDIA GeForce RTX 4070 Mobile

AMD Radeon R9 M485X

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 4070 Mobile and 8GB VRAM Radeon R9 M485X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4070 Mobile 's Advantages

Released 6 years and 8 months late

Boost Clock1695MHz

Larger VRAM bandwidth (256.0GB/s vs 160.0GB/s)

2560 additional rendering cores

Lower TDP (115W vs 250W)

Score

Benchmark

FP32 (float)

GeForce RTX 4070 Mobile +427%

15.62 TFLOPS

Radeon R9 M485X

2.961 TFLOPS

GeForce RTX 4070 Mobile

VS

Radeon R9 M485X

Graphics Card

Jan 2023

Release Date

May 2016

GeForce 40 Mobile

Generation

Crystal System

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

1395 MHz

Base Clock

-

1695 MHz

Boost Clock

-

2000 MHz

Memory Clock

1250 MHz

Memory

8GB

Memory Size

8GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

256bit

256.0GB/s

Bandwidth

160.0GB/s

Render Config

-

Compute Units

32

36

SM Count

-

4608

Shading Units

2048

144

TMUs

128

48

ROPs

32

144

Tensor Cores

-

36

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

32 MB

L2 Cache

512 KB

-

Theoretical Performance

81.36 GPixel/s

Pixel Rate

23.14 GPixel/s

244.1 GTexel/s

Texture Rate

92.54 GTexel/s

15.62 TFLOPS

FP16 (half)

2.961 TFLOPS

15.62 TFLOPS

FP32 (float)

2.961 TFLOPS

244.1 GFLOPS

FP64 (double)

185.1 GFLOPS

Board Design

115W

TDP

250W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

AD106

GPU Name

Amethyst

GN21-X6

GPU Variant

Amethyst XT

Ada Lovelace

Architecture

GCN 3.0

TSMC

Foundry

TSMC

4 nm

Process Size

28 nm

Unknown

Transistors

5 billion

190 mm²

Die Size

366 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.3

Vulkan

1.2

8.9

CUDA

-

6.7

Shader Model

6.3

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