NVIDIA GeForce RTX 4070 Max-Q vs AMD Radeon R5 M255

VS

NVIDIA GeForce RTX 4070 Max-Q

AMD Radeon R5 M255

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 4070 Max Q and 2GB VRAM Radeon R5 M255 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

Released 8 years and 3 months late

Boost Clock has increased by 31% (1230MHz vs 940MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 32.00GB/s)

4224 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce RTX 4070 Max Q +1472%

11.34 TFLOPS

Radeon R5 M255

0.721 TFLOPS

GeForce RTX 4070 Max Q

VS

Radeon R5 M255

Graphics Card

Jan 2023

Release Date

Oct 2014

GeForce 40 Mobile

Generation

Gem System

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

735 MHz

Base Clock

925 MHz

1230 MHz

Boost Clock

940 MHz

1750 MHz

Memory Clock

1000 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

DDR3

128bit

Memory Bus

128bit

224.0GB/s

Bandwidth

32.00GB/s

Render Config

-

Compute Units

6

36

SM Count

-

4608

Shading Units

384

144

TMUs

24

48

ROPs

8

144

Tensor Cores

-

36

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

32 MB

L2 Cache

256 KB

-

Theoretical Performance

59.04 GPixel/s

Pixel Rate

7.520 GPixel/s

177.1 GTexel/s

Texture Rate

22.56 GTexel/s

11.34 TFLOPS

FP16 (half)

721.9 GFLOPS

11.34 TFLOPS

FP32 (float)

721.9 GFLOPS

177.1 GFLOPS

FP64 (double)

45.12 GFLOPS

Board Design

35W

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

AD106

GPU Name

Topaz

GN21-X6

GPU Variant

Topaz PRO (216-0858030)

Ada Lovelace

Architecture

GCN 3.0

TSMC

Foundry

TSMC

4 nm

Process Size

28 nm

Unknown

Transistors

1.55 billion

190 mm²

Die Size

125 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2.170

8.9

CUDA

-

6.7

Shader Model

6.5

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