NVIDIA GeForce GTX 660 Ti vs NVIDIA GeForce RTX 2080 SUPER

VS

NVIDIA GeForce GTX 660 Ti

NVIDIA GeForce RTX 2080 SUPER

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Ti and 8GB VRAM GeForce RTX 2080 SUPER 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 250W)

NVIDIA GeForce RTX 2080 SUPER 's Advantages

Released 6 years and 11 months late

Boost Clock has increased by 85% (1815MHz vs 980MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (495.9GB/s vs 144.2GB/s)

1728 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 660 Ti

2.634 TFLOPS

GeForce RTX 2080 SUPER +323%

11.15 TFLOPS

3DMark Time Spy

GeForce GTX 660 Ti

1627

GeForce RTX 2080 SUPER +609%

11544

GeForce GTX 660 Ti

VS

GeForce RTX 2080 SUPER

Graphics Card

Aug 2012

Release Date

Jul 2019

GeForce 600

Generation

GeForce 20

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

915 MHz

Base Clock

1650 MHz

980 MHz

Boost Clock

1815 MHz

1502 MHz

Memory Clock

1937 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

192bit

Memory Bus

256bit

144.2GB/s

Bandwidth

495.9GB/s

Render Config

-

SM Count

48

1344

Shading Units

3072

112

TMUs

192

24

ROPs

64

-

Tensor Cores

384

-

RT Cores

48

16 KB (per SMX)

L1 Cache

64 KB (per SM)

384 KB

L2 Cache

4 MB

-

Theoretical Performance

27.44 GPixel/s

Pixel Rate

116.2 GPixel/s

109.8 GTexel/s

Texture Rate

348.5 GTexel/s

-

FP16 (half)

22.30 TFLOPS

2.634 TFLOPS

FP32 (float)

11.15 TFLOPS

109.8 GFLOPS

FP64 (double)

348.5 GFLOPS

Board Design

150W

TDP

250W

450 W

Suggested PSU

600 W

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

Outputs

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

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GK104

GPU Name

TU104

GK104-300-KD-A2

GPU Variant

TU104-450-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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