NVIDIA GeForce RTX 3060 Ti vs NVIDIA GeForce GTX 660 Ti

VS

NVIDIA GeForce RTX 3060 Ti NVIDIA GeForce GTX 660 Ti

We compared two Desktop platform GPUs: 8GB VRAM GeForce RTX 3060 Ti and 2GB VRAM GeForce GTX 660 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3060 Ti's Advantages

Released 8 years and 4 months late

Boost Clock has increased by 70% (1665MHz vs 980MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (448.0GB/s vs 144.2GB/s)

3520 additional rendering cores

NVIDIA GeForce GTX 660 Ti's Advantages

Lower TDP (150W vs 200W)

Score

Benchmark

FP32 (float)

GeForce RTX 3060 Ti +515%

16.2 TFLOPS

GeForce GTX 660 Ti

2.634 TFLOPS

3DMark Time Spy

GeForce RTX 3060 Ti +616%

11652

GeForce GTX 660 Ti

1627

GeForce RTX 3060 Ti

VS

GeForce GTX 660 Ti

Graphics Card

Dec 2020

Release Date

Aug 2012

GeForce 30

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1410MHz

Base Clock

915MHz

1665MHz

Boost Clock

980MHz

1750MHz

Memory Clock

1502MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

192bit

448.0 GB/s

Bandwidth

144.2 GB/s

Render Config

38

SM Count

-

Compute Units

-

4864

Shading Units

1344

152

TMUs

112

80

ROPs

24

152

Tensor Cores

-

38

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

4MB

L2 Cache

384KB

Theoretical Performance

133.2 GPixel/s

Pixel Rate

27.44 GPixel/s

253.1 GTexel/s

Texture Rate

109.8 GTexel/s

16.20 TFLOPS

FP16 (half)

-

16.20 TFLOPS

FP32 (float)

2.634 TFLOPS

253.1 GFLOPS

FP64 (double)

109.8 GFLOPS

Graphics Processor

GA104

GPU Name

GK104

GA104-200-A1

GPU Variant

GK104-300-KD-A2

Ampere

Architecture

Kepler

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

17,400 million

Transistors

3,540 million

392mm²

Die Size

294mm²

Board Design

200W

TDP

150W

550W

Suggested PSU

450W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

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

1x 12-pin

Power Connectors

2x 6-pin

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

8.6

CUDA

3.0

6.6

Shader Model

5.1

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