AMD Radeon HD 8770 OEM vs NVIDIA GeForce GTX 1660 Ti

VS

AMD Radeon HD 8770 OEM

NVIDIA GeForce GTX 1660 Ti

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 8770 OEM and 6GB VRAM GeForce GTX 1660 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8770 OEM 's Advantages

Lower TDP (85W vs 120W)

NVIDIA GeForce GTX 1660 Ti 's Advantages

Released 5 years and 5 months late

Boost Clock1770MHz

More VRAM (6GB vs 1024GB)

Larger VRAM bandwidth (288.0GB/s vs 96.00GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8770 OEM

1.882 TFLOPS

GeForce GTX 1660 Ti +188%

5.437 TFLOPS

Radeon HD 8770 OEM

VS

GeForce GTX 1660 Ti

Graphics Card

Sep 2013

Release Date

Feb 2019

Sea Islands

Generation

GeForce 16

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1500 MHz

-

Boost Clock

1770 MHz

1500 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

6GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

192bit

96.00GB/s

Bandwidth

288.0GB/s

Render Config

14

Compute Units

-

SM Count

24

896

Shading Units

1536

56

TMUs

96

16

ROPs

48

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

1536 KB

-

Theoretical Performance

16.80 GPixel/s

Pixel Rate

84.96 GPixel/s

58.80 GTexel/s

Texture Rate

169.9 GTexel/s

-

FP16 (half)

10.87 TFLOPS

1.882 TFLOPS

FP32 (float)

5.437 TFLOPS

117.6 GFLOPS

FP64 (double)

169.9 GFLOPS

Board Design

85W

TDP

120W

250 W

Suggested PSU

300 W

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

Outputs

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

1x 6-pin

Power Connectors

1x 8-pin

Graphics Processor

Bonaire

GPU Name

TU116

Bonaire XT (215-0839039)

GPU Variant

TU116-400-A1

GCN 2.0

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

2.08 billion

Transistors

6.6 billion

160 mm²

Die Size

284 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.0

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

7.5

6.3

Shader Model

6.6

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