AMD Radeon R5 A255 vs NVIDIA GeForce GTX 1660 Ti Mobile

VS

AMD Radeon R5 A255

NVIDIA GeForce GTX 1660 Ti Mobile

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R5 A255 and 6GB VRAM GeForce GTX 1660 Ti Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1660 Ti Mobile 's Advantages

Released 5 years and 3 months late

Boost Clock has increased by 69% (1590MHz vs 940MHz)

More VRAM (6GB vs 1024GB)

Larger VRAM bandwidth (288.0GB/s vs 64.00GB/s)

1152 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 A255

0.721 TFLOPS

GeForce GTX 1660 Ti Mobile +577%

4.884 TFLOPS

Radeon R5 A255

VS

GeForce GTX 1660 Ti Mobile

Graphics Card

Jan 2014

Release Date

Apr 2019

All-In-One

Generation

GeForce 16 Mobile

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

925 MHz

Base Clock

1455 MHz

940 MHz

Boost Clock

1590 MHz

1000 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

6GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

192bit

64.00GB/s

Bandwidth

288.0GB/s

Render Config

6

Compute Units

-

SM Count

24

384

Shading Units

1536

24

TMUs

96

8

ROPs

48

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

1536 KB

-

Theoretical Performance

7.520 GPixel/s

Pixel Rate

76.32 GPixel/s

22.56 GTexel/s

Texture Rate

152.6 GTexel/s

-

FP16 (half)

9.769 TFLOPS

721.9 GFLOPS

FP32 (float)

4.884 TFLOPS

-

FP64 (double)

152.6 GFLOPS

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Topaz

GPU Name

TU116

Topaz PRO (216-0858030)

GPU Variant

-

GCN 3.0

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

1.55 billion

Transistors

6.6 billion

125 mm²

Die Size

284 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2.170

Vulkan

1.3

-

CUDA

7.5

6.5

Shader Model

6.7

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