NVIDIA GeForce RTX 2070 vs NVIDIA GeForce GTX 660 Ti

VS

NVIDIA GeForce RTX 2070 NVIDIA GeForce GTX 660 Ti

We compared two Desktop platform GPUs: 8GB VRAM GeForce RTX 2070 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 2070 's Advantages

Released 6 years and 2 months late

Boost Clock has increased by 65% (1620MHz vs 980MHz)

More VRAM (8GB vs 2GB)

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

960 additional rendering cores

NVIDIA GeForce GTX 660 Ti 's Advantages

Lower TDP (150W vs 175W)

Score

Benchmark

FP32 (float)

GeForce RTX 2070 +183%

7.465 TFLOPS

GeForce GTX 660 Ti

2.634 TFLOPS

3DMark Time Spy

GeForce RTX 2070 +445%

8875

GeForce GTX 660 Ti

1627

GeForce RTX 2070

VS

GeForce GTX 660 Ti

Graphics Card

Oct 2018

Release Date

Aug 2012

GeForce 20

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1410 MHz

Base Clock

915 MHz

1620 MHz

Boost Clock

980 MHz

1750 MHz

Memory Clock

1502 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

192bit

448.0GB/s

Bandwidth

144.2GB/s

Render Config

36

SM Count

-

Compute Units

-

2304

Shading Units

1344

144

TMUs

112

64

ROPs

24

288

Tensor Cores

-

36

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per SMX)

4 MB

L2 Cache

384 KB

Theoretical Performance

103.7 GPixel/s

Pixel Rate

27.44 GPixel/s

233.3 GTexel/s

Texture Rate

109.8 GTexel/s

14.93 TFLOPS

FP16 (half)

-

7.465 TFLOPS

FP32 (float)

2.634 TFLOPS

233.3 GFLOPS

FP64 (double)

109.8 GFLOPS

Graphics Processor

TU106

GPU Name

GK104

TU106-400A-A1

GPU Variant

GK104-300-KD-A2

Turing

Architecture

Kepler

TSMC

Foundry

TSMC

12 nm

Process Size

28 nm

10.8 billion

Transistors

3.54 billion

445 mm²

Die Size

294 mm²

Board Design

175W

TDP

150W

450 W

Suggested PSU

450 W

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

Outputs

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

1x 8-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

7.5

CUDA

3.0

6.6

Shader Model

5.1

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