NVIDIA GeForce GTX 1660 Ti vs AMD Radeon HD 7770 GHz Edition

VS

NVIDIA GeForce GTX 1660 Ti

AMD Radeon HD 7770 GHz Edition

We compared two Desktop platform GPUs: 6GB VRAM GeForce GTX 1660 Ti and 1024MB VRAM Radeon HD 7770 GHz Edition 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 7 years late

Boost Clock1770MHz

More VRAM (6GB vs 1024GB)

Larger VRAM bandwidth (288.0GB/s vs 72.00GB/s)

896 additional rendering cores

AMD Radeon HD 7770 GHz Edition 's Advantages

Lower TDP (80W vs 120W)

Score

Benchmark

FP32 (float)

GeForce GTX 1660 Ti +324%

5.437 TFLOPS

Radeon HD 7770 GHz Edition

1.28 TFLOPS

GeForce GTX 1660 Ti

VS

Radeon HD 7770 GHz Edition

Graphics Card

Feb 2019

Release Date

Feb 2012

GeForce 16

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1500 MHz

Base Clock

-

1770 MHz

Boost Clock

-

1500 MHz

Memory Clock

1125 MHz

Memory

6GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

128bit

288.0GB/s

Bandwidth

72.00GB/s

Render Config

-

Compute Units

10

24

SM Count

-

1536

Shading Units

640

96

TMUs

40

48

ROPs

16

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

1536 KB

L2 Cache

256 KB

-

Theoretical Performance

84.96 GPixel/s

Pixel Rate

16.00 GPixel/s

169.9 GTexel/s

Texture Rate

40.00 GTexel/s

10.87 TFLOPS

FP16 (half)

-

5.437 TFLOPS

FP32 (float)

1280 GFLOPS

169.9 GFLOPS

FP64 (double)

80.00 GFLOPS

Board Design

120W

TDP

80W

300 W

Suggested PSU

250 W

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

Outputs

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

TU116

GPU Name

Cape Verde

TU116-400-A1

GPU Variant

Cape Verde XT

Turing

Architecture

GCN 1.0

TSMC

Foundry

TSMC

12 nm

Process Size

28 nm

6.6 billion

Transistors

1.5 billion

284 mm²

Die Size

123 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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