NVIDIA GeForce GTX 660 Rev. 2 vs NVIDIA GeForce RTX 2060 TU104

VS

NVIDIA GeForce GTX 660 Rev. 2

NVIDIA GeForce RTX 2060 TU104

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Rev. 2 and 6GB VRAM GeForce RTX 2060 TU104 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 660 Rev. 2 's Advantages

Lower TDP (140W vs 160W)

NVIDIA GeForce RTX 2060 TU104 's Advantages

Released 5 years and 4 months late

Boost Clock has increased by 63% (1680MHz vs 1032MHz)

More VRAM (6GB vs 2GB)

Larger VRAM bandwidth (336.0GB/s vs 144.2GB/s)

960 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 660 Rev. 2

1.981 TFLOPS

GeForce RTX 2060 TU104 +225%

6.451 TFLOPS

GeForce GTX 660 Rev. 2

VS

GeForce RTX 2060 TU104

Graphics Card

Sep 2014

Release Date

Jan 2020

GeForce 600

Generation

GeForce 20

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

980 MHz

Base Clock

1365 MHz

1032 MHz

Boost Clock

1680 MHz

1502 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

6GB

GDDR5

Memory Type

GDDR6

192bit

Memory Bus

192bit

144.2GB/s

Bandwidth

336.0GB/s

Render Config

-

SM Count

30

960

Shading Units

1920

80

TMUs

120

24

ROPs

48

-

Tensor Cores

240

-

RT Cores

30

16 KB (per SMX)

L1 Cache

64 KB (per SM)

384 KB

L2 Cache

3 MB

-

Theoretical Performance

20.64 GPixel/s

Pixel Rate

80.64 GPixel/s

82.56 GTexel/s

Texture Rate

201.6 GTexel/s

-

FP16 (half)

12.90 TFLOPS

1.981 TFLOPS

FP32 (float)

6.451 TFLOPS

82.56 GFLOPS

FP64 (double)

201.6 GFLOPS

Board Design

140W

TDP

160W

300 W

Suggested PSU

450 W

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

Outputs

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

1x 6-pin

Power Connectors

1x 8-pin

Graphics Processor

GK104

GPU Name

TU104

-

GPU Variant

TU104-150-KC-A1

Kepler

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

3.54 billion

Transistors

13.6 billion

294 mm²

Die Size

545 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

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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