NVIDIA TITAN RTX vs NVIDIA GeForce GTX 660 Rev. 2

VS

NVIDIA TITAN RTX

NVIDIA GeForce GTX 660 Rev. 2

We compared two Desktop platform GPUs: 24GB VRAM TITAN RTX and 2GB VRAM GeForce GTX 660 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA TITAN RTX 's Advantages

Released 4 years and 3 months late

Boost Clock has increased by 72% (1770MHz vs 1032MHz)

More VRAM (24GB vs 2GB)

Larger VRAM bandwidth (672.0GB/s vs 144.2GB/s)

3648 additional rendering cores

NVIDIA GeForce GTX 660 Rev. 2 's Advantages

Lower TDP (140W vs 280W)

Score

Benchmark

FP32 (float)

TITAN RTX +723%

16.31 TFLOPS

GeForce GTX 660 Rev. 2

1.981 TFLOPS

TITAN RTX

VS

GeForce GTX 660 Rev. 2

Graphics Card

Dec 2018

Release Date

Sep 2014

GeForce 20

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1350 MHz

Base Clock

980 MHz

1770 MHz

Boost Clock

1032 MHz

1750 MHz

Memory Clock

1502 MHz

Memory

24GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

384bit

Memory Bus

192bit

672.0GB/s

Bandwidth

144.2GB/s

Render Config

-

72

SM Count

-

4608

Shading Units

960

288

TMUs

80

96

ROPs

24

576

Tensor Cores

-

72

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per SMX)

6 MB

L2 Cache

384 KB

-

Theoretical Performance

169.9 GPixel/s

Pixel Rate

20.64 GPixel/s

509.8 GTexel/s

Texture Rate

82.56 GTexel/s

32.62 TFLOPS

FP16 (half)

-

16.31 TFLOPS

FP32 (float)

1.981 TFLOPS

509.8 GFLOPS

FP64 (double)

82.56 GFLOPS

Board Design

280W

TDP

140W

600 W

Suggested PSU

300 W

1x HDMI 2.0 3x DisplayPort 1.4a 1x USB Type-C

Outputs

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

2x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

TU102

GPU Name

GK104

TU102-400-A1

GPU Variant

-

Turing

Architecture

Kepler

TSMC

Foundry

TSMC

12 nm

Process Size

28 nm

18.6 billion

Transistors

3.54 billion

754 mm²

Die Size

294 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

7.5

CUDA

3.0

6.6

Shader Model

5.1

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