NVIDIA GeForce RTX 3070 Mobile vs AMD Radeon R5 M420

VS

NVIDIA GeForce RTX 3070 Mobile

AMD Radeon R5 M420

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 3070 Mobile and 4GB VRAM Radeon R5 M420 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 4 years and 8 months late

Boost Clock has increased by 84% (1560MHz vs 850MHz)

More VRAM (8GB vs 4GB)

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

4800 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce RTX 3070 Mobile +2835%

15.97 TFLOPS

Radeon R5 M420

0.544 TFLOPS

GeForce RTX 3070 Mobile

VS

Radeon R5 M420

Graphics Card

Jan 2021

Release Date

May 2016

GeForce 30 Mobile

Generation

Gem System

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1110 MHz

Base Clock

780 MHz

1560 MHz

Boost Clock

850 MHz

1750 MHz

Memory Clock

1000 MHz

Memory

8GB

Memory Size

4GB

GDDR6

Memory Type

DDR3

256bit

Memory Bus

64bit

448.0GB/s

Bandwidth

16.00GB/s

Render Config

-

Compute Units

5

40

SM Count

-

5120

Shading Units

320

160

TMUs

20

80

ROPs

8

160

Tensor Cores

-

40

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

128 KB

-

Theoretical Performance

124.8 GPixel/s

Pixel Rate

6.800 GPixel/s

249.6 GTexel/s

Texture Rate

17.00 GTexel/s

15.97 TFLOPS

FP16 (half)

-

15.97 TFLOPS

FP32 (float)

544.0 GFLOPS

249.6 GFLOPS

FP64 (double)

34.00 GFLOPS

Board Design

115W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

GA104

GPU Name

Jet

GA104-770-A1

GPU Variant

Jet PRO (216-0856040)

Ampere

Architecture

GCN 1.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

17.4 billion

Transistors

0.69 billion

392 mm²

Die Size

56 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1 (1.2)

1.3

Vulkan

1.2.170

8.6

CUDA

-

6.6

Shader Model

6.5 (5.1)

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