NVIDIA GeForce GTX 1660 vs AMD Radeon RX 6300

VS

NVIDIA GeForce GTX 1660 AMD Radeon RX 6300

We compared two Desktop platform GPUs: 6GB VRAM GeForce GTX 1660 and 2GB VRAM Radeon RX 6300 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1660 's Advantages

More VRAM (6GB vs 2GB)

Larger VRAM bandwidth (192.1GB/s vs 64.00GB/s)

640 additional rendering cores

AMD Radeon RX 6300 's Advantages

Boost Clock has increased by 14% (2040MHz vs 1785MHz)

Lower TDP (32W vs 120W)

Score

Benchmark

FP32 (float)

GeForce GTX 1660 +60%

5.027 TFLOPS

Radeon RX 6300

3.133 TFLOPS

GeForce GTX 1660

VS

Radeon RX 6300

Graphics Card

Mar 2019

Release Date

Unknown

GeForce 16

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

1530 MHz

Base Clock

1000 MHz

1785 MHz

Boost Clock

2040 MHz

2001 MHz

Memory Clock

2000 MHz

Memory

6GB

Memory Size

2GB

GDDR5

Memory Type

GDDR6

192bit

Memory Bus

32bit

192.1GB/s

Bandwidth

64.00GB/s

Render Config

22

SM Count

-

Compute Units

12

1408

Shading Units

768

88

TMUs

48

ROPs

32

-

Tensor Cores

-

RT Cores

12

64 KB (per SM)

L1 Cache

128 KB per Array

1536 KB

L2 Cache

1024 KB

Theoretical Performance

85.68 GPixel/s

Pixel Rate

65.28 GPixel/s

157.1 GTexel/s

Texture Rate

97.92 GTexel/s

10.05 TFLOPS

FP16 (half)

6.267 TFLOPS

5.027 TFLOPS

FP32 (float)

3.133 TFLOPS

157.1 GFLOPS

FP64 (double)

195.8 GFLOPS

Graphics Processor

TU116

GPU Name

Navi 24

TU116-300-A1

GPU Variant

Navi 24 XL

Turing

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

12 nm

Process Size

6 nm

6.6 billion

Transistors

5.4 billion

284 mm²

Die Size

107 mm²

Board Design

120W

TDP

32W

300 W

Suggested PSU

200 W

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

Outputs

2x HDMI 2.1

1x 8-pin

Power Connectors

None

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.2

1.3

Vulkan

1.3

7.5

CUDA

-

6.6

Shader Model

6.7

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