AMD Radeon R9 M390 Mac Edition vs NVIDIA GeForce GTX 1660 Ti Max Q

VS

AMD Radeon R9 M390 Mac Edition

NVIDIA GeForce GTX 1660 Ti Max Q

We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M390 Mac Edition and 6GB VRAM GeForce GTX 1660 Ti Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1660 Ti Max Q 's Advantages

Released 3 years and 11 months late

Boost Clock1335MHz

More VRAM (6GB vs 2GB)

Larger VRAM bandwidth (288.0GB/s vs 174.7GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M390 Mac Edition

1.962 TFLOPS

GeForce GTX 1660 Ti Max Q +109%

4.101 TFLOPS

Radeon R9 M390 Mac Edition

VS

GeForce GTX 1660 Ti Max Q

Graphics Card

May 2015

Release Date

Apr 2019

Crystal System

Generation

GeForce 16 Mobile

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1140 MHz

-

Boost Clock

1335 MHz

1365 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

6GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

192bit

174.7GB/s

Bandwidth

288.0GB/s

Render Config

16

Compute Units

-

SM Count

24

1024

Shading Units

1536

64

TMUs

96

32

ROPs

48

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

1536 KB

-

Theoretical Performance

30.66 GPixel/s

Pixel Rate

64.08 GPixel/s

61.31 GTexel/s

Texture Rate

128.2 GTexel/s

-

FP16 (half)

8.202 TFLOPS

1.962 TFLOPS

FP32 (float)

4.101 TFLOPS

122.6 GFLOPS

FP64 (double)

128.2 GFLOPS

Board Design

80W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

Pitcairn

GPU Name

TU116

Pitcairn PRO (215-0828062)

GPU Variant

-

GCN 1.0

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

2.8 billion

Transistors

6.6 billion

212 mm²

Die Size

284 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

7.5

5.1

Shader Model

6.7

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