NVIDIA GeForce RTX 3070 Ti Mobile vs AMD Radeon R9 M390X

VS

NVIDIA GeForce RTX 3070 Ti Mobile AMD Radeon R9 M390X

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 3070 Ti Mobile and 4GB VRAM Radeon R9 M390X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3070 Ti Mobile 's Advantages

Released 6 years and 8 months late

Boost Clock1410MHz

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (448.0GB/s vs 160.0GB/s)

3840 additional rendering cores

AMD Radeon R9 M390X 's Advantages

Lower TDP (75W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 3070 Ti Mobile +460%

16.6 TFLOPS

Radeon R9 M390X

2.961 TFLOPS

GeForce RTX 3070 Ti Mobile

VS

Radeon R9 M390X

Graphics Card

Jan 2022

Release Date

May 2015

GeForce 30 Mobile

Generation

Crystal System

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

915 MHz

Base Clock

-

1410 MHz

Boost Clock

-

1750 MHz

Memory Clock

1250 MHz

Memory

8GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

448.0GB/s

Bandwidth

160.0GB/s

Render Config

46

SM Count

-

Compute Units

32

5888

Shading Units

2048

184

TMUs

128

96

ROPs

32

184

Tensor Cores

-

46

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

512 KB

Theoretical Performance

135.4 GPixel/s

Pixel Rate

23.14 GPixel/s

259.4 GTexel/s

Texture Rate

92.54 GTexel/s

16.60 TFLOPS

FP16 (half)

2.961 TFLOPS

16.60 TFLOPS

FP32 (float)

2.961 TFLOPS

259.4 GFLOPS

FP64 (double)

185.1 GFLOPS

Graphics Processor

GA104

GPU Name

Amethyst

-

GPU Variant

Amethyst XT

Ampere

Architecture

GCN 3.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

17.4 billion

Transistors

5 billion

392 mm²

Die Size

366 mm²

Board Design

115W

TDP

75W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

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

8.6

CUDA

-

6.6

Shader Model

6.3

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