NVIDIA GeForce RTX 3080 Ti vs NVIDIA GeForce GTX 1660

VS

NVIDIA GeForce RTX 3080 Ti NVIDIA GeForce GTX 1660

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 3080 Ti and 6GB VRAM GeForce GTX 1660 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Ti 's Advantages

Released 2 years and 2 months late

More VRAM (12GB vs 6GB)

Larger VRAM bandwidth (912.4GB/s vs 192.1GB/s)

8832 additional rendering cores

NVIDIA GeForce GTX 1660 's Advantages

Boost Clock has increased by 7% (1785MHz vs 1665MHz)

Lower TDP (120W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Ti +578%

34.1 TFLOPS

GeForce GTX 1660

5.027 TFLOPS

3DMark Time Spy

GeForce RTX 3080 Ti +265%

19771

GeForce GTX 1660

5414

Shadow of the Tomb Raider 2160p

GeForce RTX 3080 Ti +283%

92

GeForce GTX 1660

24

Shadow of the Tomb Raider 1440p

GeForce RTX 3080 Ti +225%

153

GeForce GTX 1660

47

Shadow of the Tomb Raider 1080p

GeForce RTX 3080 Ti +172%

199

GeForce GTX 1660

73

Battlefield 5 2160p

GeForce RTX 3080 Ti +185%

114

GeForce GTX 1660

40

Battlefield 5 1440p

GeForce RTX 3080 Ti +156%

187

GeForce GTX 1660

73

Battlefield 5 1080p

GeForce RTX 3080 Ti +118%

199

GeForce GTX 1660

91

GTA 5 2160p

GeForce RTX 3080 Ti +104%

102

GeForce GTX 1660

50

GTA 5 1440p

GeForce RTX 3080 Ti +188%

150

GeForce GTX 1660

52

GTA 5 1080p

GeForce RTX 3080 Ti +19%

186

GeForce GTX 1660

156

GeForce RTX 3080 Ti

VS

GeForce GTX 1660

Graphics Card

May 2021

Release Date

Mar 2019

GeForce 30

Generation

GeForce 16

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1365 MHz

Base Clock

1530 MHz

1665 MHz

Boost Clock

1785 MHz

1188 MHz

Memory Clock

2001 MHz

Memory

12GB

Memory Size

6GB

GDDR6X

Memory Type

GDDR5

384bit

Memory Bus

192bit

912.4GB/s

Bandwidth

192.1GB/s

Render Config

80

SM Count

22

-

Compute Units

-

10240

Shading Units

1408

320

TMUs

88

112

ROPs

48

320

Tensor Cores

-

80

RT Cores

-

128 KB (per SM)

L1 Cache

64 KB (per SM)

6 MB

L2 Cache

1536 KB

Theoretical Performance

186.5 GPixel/s

Pixel Rate

85.68 GPixel/s

532.8 GTexel/s

Texture Rate

157.1 GTexel/s

34.10 TFLOPS

FP16 (half)

10.05 TFLOPS

34.10 TFLOPS

FP32 (float)

5.027 TFLOPS

532.8 GFLOPS

FP64 (double)

157.1 GFLOPS

Graphics Processor

GA102

GPU Name

TU116

GA102-225-A1

GPU Variant

TU116-300-A1

Ampere

Architecture

Turing

Samsung

Foundry

TSMC

8 nm

Process Size

12 nm

28.3 billion

Transistors

6.6 billion

628 mm²

Die Size

284 mm²

Board Design

350W

TDP

120W

750 W

Suggested PSU

300 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 2.0 1x DisplayPort 1.4a

1x 12-pin

Power Connectors

1x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

8.6

CUDA

7.5

6.6

Shader Model

6.6

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