NVIDIA GeForce RTX 3060 8 GB GA104 vs NVIDIA GeForce GTX 660

VS

NVIDIA GeForce RTX 3060 8 GB GA104

NVIDIA GeForce GTX 660

We compared two Desktop platform GPUs: 8GB VRAM GeForce RTX 3060 8 GB GA104 and 2GB VRAM GeForce GTX 660 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3060 8 GB GA104 's Advantages

Released 10 years and 1 months late

Boost Clock has increased by 72% (1777MHz vs 1032MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (240.0GB/s vs 144.2GB/s)

2624 additional rendering cores

NVIDIA GeForce GTX 660 's Advantages

Lower TDP (140W vs 195W)

Score

Benchmark

FP32 (float)

GeForce RTX 3060 8 GB GA104 +543%

12.74 TFLOPS

GeForce GTX 660

1.981 TFLOPS

GeForce RTX 3060 8 GB GA104

VS

GeForce GTX 660

Graphics Card

Oct 2022

Release Date

Sep 2012

GeForce 30

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1320 MHz

Base Clock

980 MHz

1777 MHz

Boost Clock

1032 MHz

1875 MHz

Memory Clock

1502 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

192bit

240.0GB/s

Bandwidth

144.2GB/s

Render Config

-

28

SM Count

-

3584

Shading Units

960

112

TMUs

80

64

ROPs

24

112

Tensor Cores

-

28

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

3 MB

L2 Cache

384 KB

-

Theoretical Performance

113.7 GPixel/s

Pixel Rate

20.64 GPixel/s

199.0 GTexel/s

Texture Rate

82.56 GTexel/s

12.74 TFLOPS

FP16 (half)

-

12.74 TFLOPS

FP32 (float)

1.981 TFLOPS

199.0 GFLOPS

FP64 (double)

82.56 GFLOPS

Board Design

195W

TDP

140W

450 W

Suggested PSU

300 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

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

1x 12-pin

Power Connectors

1x 6-pin

Graphics Processor

GA104

GPU Name

GK106

GA104

GPU Variant

GK106-400-A1

Ampere

Architecture

Kepler

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

17.4 billion

Transistors

2.54 billion

392 mm²

Die Size

221 mm²

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

6.7

Shader Model

5.1

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