NVIDIA GeForce GTX 780 Ti Engineering Sample vs NVIDIA GeForce GTX 1660

VS

NVIDIA GeForce GTX 780 Ti Engineering Sample

NVIDIA GeForce GTX 1660

We compared two Desktop platform GPUs: 3GB VRAM GeForce GTX 780 Ti Engineering Sample and 6GB VRAM GeForce GTX 1660 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 780 Ti Engineering Sample 's Advantages

Larger VRAM bandwidth (336.6GB/s vs 192.1GB/s)

1472 additional rendering cores

NVIDIA GeForce GTX 1660 's Advantages

Boost Clock has increased by 92% (1785MHz vs 928MHz)

More VRAM (6GB vs 3GB)

Lower TDP (120W vs 250W)

Score

Benchmark

FP32 (float)

GeForce GTX 780 Ti Engineering Sample +6%

5.345 TFLOPS

GeForce GTX 1660

5.027 TFLOPS

GeForce GTX 780 Ti Engineering Sample

VS

GeForce GTX 1660

Graphics Card

Unknown

Release Date

Mar 2019

GeForce 700

Generation

GeForce 16

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

875 MHz

Base Clock

1530 MHz

928 MHz

Boost Clock

1785 MHz

1753 MHz

Memory Clock

2001 MHz

Memory

3GB

Memory Size

6GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

192bit

336.6GB/s

Bandwidth

192.1GB/s

Render Config

-

SM Count

22

2880

Shading Units

1408

240

TMUs

88

48

ROPs

48

-

16 KB (per SMX)

L1 Cache

64 KB (per SM)

1536 KB

L2 Cache

1536 KB

-

Theoretical Performance

55.68 GPixel/s

Pixel Rate

85.68 GPixel/s

222.7 GTexel/s

Texture Rate

157.1 GTexel/s

-

FP16 (half)

10.05 TFLOPS

5.345 TFLOPS

FP32 (float)

5.027 TFLOPS

222.7 GFLOPS

FP64 (double)

157.1 GFLOPS

Board Design

250W

TDP

120W

600 W

Suggested PSU

300 W

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

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

GK180

GPU Name

TU116

GK180-425-A1

GPU Variant

TU116-300-A1

Kepler

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

7.08 billion

Transistors

6.6 billion

561 mm²

Die Size

284 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.2.175

Vulkan

1.3

3.5

CUDA

7.5

5.1

Shader Model

6.6

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