NVIDIA GeForce GTX 660 Ti vs NVIDIA GeForce RTX 3070

VS

NVIDIA GeForce GTX 660 Ti NVIDIA GeForce RTX 3070

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Ti and 8GB VRAM GeForce RTX 3070 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 660 Ti 's Advantages

Lower TDP (150W vs 220W)

NVIDIA GeForce RTX 3070 's Advantages

Released 8 years and 1 months late

Boost Clock has increased by 76% (1725MHz vs 980MHz)

More VRAM (8GB vs 2GB)

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

4544 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 660 Ti

2.634 TFLOPS

GeForce RTX 3070 +671%

20.31 TFLOPS

3DMark Time Spy

GeForce GTX 660 Ti

1627

GeForce RTX 3070 +738%

13637

GeForce GTX 660 Ti

VS

GeForce RTX 3070

Graphics Card

Aug 2012

Release Date

Sep 2020

GeForce 600

Generation

GeForce 30

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

915 MHz

Base Clock

1500 MHz

980 MHz

Boost Clock

1725 MHz

1502 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

192bit

Memory Bus

256bit

144.2GB/s

Bandwidth

448.0GB/s

Render Config

-

SM Count

46

-

Compute Units

-

1344

Shading Units

5888

112

TMUs

184

24

ROPs

96

-

Tensor Cores

184

-

RT Cores

46

16 KB (per SMX)

L1 Cache

128 KB (per SM)

384 KB

L2 Cache

4 MB

Theoretical Performance

27.44 GPixel/s

Pixel Rate

165.6 GPixel/s

109.8 GTexel/s

Texture Rate

317.4 GTexel/s

-

FP16 (half)

20.31 TFLOPS

2.634 TFLOPS

FP32 (float)

20.31 TFLOPS

109.8 GFLOPS

FP64 (double)

317.4 GFLOPS

Graphics Processor

GK104

GPU Name

GA104

GK104-300-KD-A2

GPU Variant

GA104-300-A1

Kepler

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

3.54 billion

Transistors

17.4 billion

294 mm²

Die Size

392 mm²

Board Design

150W

TDP

220W

450 W

Suggested PSU

550 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 6-pin

Power Connectors

1x 12-pin

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

8.6

5.1

Shader Model

6.6

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