NVIDIA GeForce GTX 1660 Ti vs AMD Radeon Sky 900

VS

NVIDIA GeForce GTX 1660 Ti

AMD Radeon Sky 900

We compared two Desktop platform GPUs: 6GB VRAM GeForce GTX 1660 Ti and 3GB VRAM Radeon Sky 900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1660 Ti 's Advantages

Released 5 years and 11 months late

Boost Clock has increased by 86% (1770MHz vs 950MHz)

More VRAM (6GB vs 3GB)

Larger VRAM bandwidth (288.0GB/s vs 240.0GB/s)

Lower TDP (120W vs 300W)

AMD Radeon Sky 900 's Advantages

256 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 1660 Ti +59%

5.437 TFLOPS

Radeon Sky 900

3.405 TFLOPS

GeForce GTX 1660 Ti

VS

Radeon Sky 900

Graphics Card

Feb 2019

Release Date

Mar 2013

GeForce 16

Generation

Radeon Sky

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1500 MHz

Base Clock

825 MHz

1770 MHz

Boost Clock

950 MHz

1500 MHz

Memory Clock

1250 MHz

Memory

6GB

Memory Size

3GB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

384bit

288.0GB/s

Bandwidth

240.0GB/s

Render Config

-

Compute Units

28

24

SM Count

-

1536

Shading Units

1792

96

TMUs

112

48

ROPs

32

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

1536 KB

L2 Cache

768 KB

-

Theoretical Performance

84.96 GPixel/s

Pixel Rate

30.40 GPixel/s

169.9 GTexel/s

Texture Rate

106.4 GTexel/s

10.87 TFLOPS

FP16 (half)

-

5.437 TFLOPS

FP32 (float)

3.405 TFLOPS

169.9 GFLOPS

FP64 (double)

851.2 GFLOPS

Board Design

120W

TDP

300W

300 W

Suggested PSU

700 W

1x DVI 1x HDMI 2.0 1x DisplayPort 1.4a

Outputs

1x DVI 1x mini-DisplayPort 1.2

1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

TU116

GPU Name

Tahiti

TU116-400-A1

GPU Variant

Orthrus

Turing

Architecture

GCN 1.0

TSMC

Foundry

TSMC

12 nm

Process Size

28 nm

6.6 billion

Transistors

4.313 billion

284 mm²

Die Size

352 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

7.5

CUDA

-

6.6

Shader Model

5.1

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