NVIDIA GeForce GTX 645 OEM vs NVIDIA GeForce GTX 1660 SUPER

VS

NVIDIA GeForce GTX 645 OEM

NVIDIA GeForce GTX 1660 SUPER

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 645 OEM and 6GB VRAM GeForce GTX 1660 SUPER to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 645 OEM 's Advantages

Lower TDP (65W vs 125W)

NVIDIA GeForce GTX 1660 SUPER 's Advantages

Released 6 years and 6 months late

Boost Clock1785MHz

More VRAM (6GB vs 1024GB)

Larger VRAM bandwidth (336.0GB/s vs 64.00GB/s)

832 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 645 OEM

0.949 TFLOPS

GeForce GTX 1660 SUPER +429%

5.027 TFLOPS

GeForce GTX 645 OEM

VS

GeForce GTX 1660 SUPER

Graphics Card

Apr 2013

Release Date

Oct 2019

GeForce 600

Generation

GeForce 16

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1530 MHz

-

Boost Clock

1785 MHz

1000 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

6GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

192bit

64.00GB/s

Bandwidth

336.0GB/s

Render Config

-

SM Count

22

576

Shading Units

1408

48

TMUs

88

16

ROPs

48

-

16 KB (per SMX)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

1536 KB

-

Theoretical Performance

9.888 GPixel/s

Pixel Rate

85.68 GPixel/s

39.55 GTexel/s

Texture Rate

157.1 GTexel/s

-

FP16 (half)

10.05 TFLOPS

949.2 GFLOPS

FP32 (float)

5.027 TFLOPS

39.55 GFLOPS

FP64 (double)

157.1 GFLOPS

Board Design

65W

TDP

125W

250 W

Suggested PSU

300 W

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

Outputs

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

None

Power Connectors

1x 8-pin

Graphics Processor

GK106

GPU Name

TU116

GK106-200-A1

GPU Variant

TU116-300-A1

Kepler

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

2.54 billion

Transistors

6.6 billion

221 mm²

Die Size

284 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.0

CUDA

7.5

5.1

Shader Model

6.6

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