AMD Radeon R5 M255 vs NVIDIA GeForce RTX 3070 Mobile

VS

AMD Radeon R5 M255

NVIDIA GeForce RTX 3070 Mobile

We compared two Mobile platform GPUs: 2GB VRAM Radeon R5 M255 and 8GB VRAM GeForce RTX 3070 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3070 Mobile 's Advantages

Released 6 years and 3 months late

Boost Clock has increased by 66% (1560MHz vs 940MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (448.0GB/s vs 32.00GB/s)

4736 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 M255

0.721 TFLOPS

GeForce RTX 3070 Mobile +2114%

15.97 TFLOPS

Radeon R5 M255

VS

GeForce RTX 3070 Mobile

Graphics Card

Oct 2014

Release Date

Jan 2021

Gem System

Generation

GeForce 30 Mobile

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

925 MHz

Base Clock

1110 MHz

940 MHz

Boost Clock

1560 MHz

1000 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

8GB

DDR3

Memory Type

GDDR6

128bit

Memory Bus

256bit

32.00GB/s

Bandwidth

448.0GB/s

Render Config

6

Compute Units

-

SM Count

40

384

Shading Units

5120

24

TMUs

160

8

ROPs

80

-

Tensor Cores

160

-

RT Cores

40

16 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

4 MB

-

Theoretical Performance

7.520 GPixel/s

Pixel Rate

124.8 GPixel/s

22.56 GTexel/s

Texture Rate

249.6 GTexel/s

721.9 GFLOPS

FP16 (half)

15.97 TFLOPS

721.9 GFLOPS

FP32 (float)

15.97 TFLOPS

45.12 GFLOPS

FP64 (double)

249.6 GFLOPS

Board Design

Unknown

TDP

115W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Topaz

GPU Name

GA104

Topaz PRO (216-0858030)

GPU Variant

GA104-770-A1

GCN 3.0

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

1.55 billion

Transistors

17.4 billion

125 mm²

Die Size

392 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2.170

Vulkan

1.3

-

CUDA

8.6

6.5

Shader Model

6.6

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