NVIDIA GeForce RTX 2060 12 GB vs NVIDIA GeForce GT 645 OEM

VS

NVIDIA GeForce RTX 2060 12 GB

NVIDIA GeForce GT 645 OEM

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 2060 12 GB and 1024MB VRAM GeForce GT 645 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 2060 12 GB 's Advantages

Released 9 years and 8 months late

Boost Clock1650MHz

More VRAM (12GB vs 1024GB)

Larger VRAM bandwidth (336.0GB/s vs 91.87GB/s)

1888 additional rendering cores

NVIDIA GeForce GT 645 OEM 's Advantages

Lower TDP (102W vs 184W)

Score

Benchmark

FP32 (float)

GeForce RTX 2060 12 GB +703%

7.181 TFLOPS

GeForce GT 645 OEM

0.894 TFLOPS

GeForce RTX 2060 12 GB

VS

GeForce GT 645 OEM

Graphics Card

Dec 2021

Release Date

Apr 2012

GeForce 20

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1470 MHz

Base Clock

-

1650 MHz

Boost Clock

-

1750 MHz

Memory Clock

957 MHz

Memory

12GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

192bit

336.0GB/s

Bandwidth

91.87GB/s

Render Config

-

34

SM Count

6

2176

Shading Units

288

136

TMUs

48

ROPs

24

272

Tensor Cores

-

34

RT Cores

-

64 KB (per SM)

L1 Cache

64 KB (per SM)

3 MB

L2 Cache

384 KB

-

Theoretical Performance

79.20 GPixel/s

Pixel Rate

9.312 GPixel/s

224.4 GTexel/s

Texture Rate

37.25 GTexel/s

14.36 TFLOPS

FP16 (half)

-

7.181 TFLOPS

FP32 (float)

894.0 GFLOPS

224.4 GFLOPS

FP64 (double)

74.50 GFLOPS

Board Design

184W

TDP

102W

450 W

Suggested PSU

300 W

1x DVI 1x HDMI 2.0 2x DisplayPort 1.4a 1x USB Type-C

Outputs

2x DVI 1x mini-HDMI 1.3a

1x 8-pin

Power Connectors

-

Graphics Processor

TU106

GPU Name

GF114

TU106-300-KA-A1

GPU Variant

-

Turing

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

12 nm

Process Size

40 nm

10.8 billion

Transistors

1.95 billion

445 mm²

Die Size

332 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

1.3

Vulkan

N/A

7.5

CUDA

2.1

6.6

Shader Model

5.1

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