NVIDIA GeForce GTX 660 vs AMD Radeon RX 5300 XT

VS

NVIDIA GeForce GTX 660 AMD Radeon RX 5300 XT

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 and 4GB VRAM Radeon RX 5300 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 660 's Advantages

Larger VRAM bandwidth (144.2GB/s vs 112.0GB/s)

AMD Radeon RX 5300 XT 's Advantages

Released 7 years and 1 months late

Boost Clock has increased by 79% (1845MHz vs 1032MHz)

More VRAM (4GB vs 2GB)

448 additional rendering cores

Lower TDP (100W vs 140W)

Score

Benchmark

FP32 (float)

GeForce GTX 660

1.981 TFLOPS

Radeon RX 5300 XT +162%

5.196 TFLOPS

GeForce GTX 660

VS

Radeon RX 5300 XT

Graphics Card

Sep 2012

Release Date

Oct 2019

GeForce 600

Generation

Navi

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

980 MHz

Base Clock

1670 MHz

1032 MHz

Boost Clock

1845 MHz

1502 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

128bit

144.2GB/s

Bandwidth

112.0GB/s

Render Config

-

SM Count

-

Compute Units

22

960

Shading Units

1408

80

TMUs

88

24

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

-

384 KB

L2 Cache

2 MB

Theoretical Performance

20.64 GPixel/s

Pixel Rate

59.04 GPixel/s

82.56 GTexel/s

Texture Rate

162.4 GTexel/s

-

FP16 (half)

10.39 TFLOPS

1.981 TFLOPS

FP32 (float)

5.196 TFLOPS

82.56 GFLOPS

FP64 (double)

324.7 GFLOPS

Graphics Processor

GK106

GPU Name

Navi 14

GK106-400-A1

GPU Variant

Navi 14 XL

Kepler

Architecture

RDNA 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

2.54 billion

Transistors

6.4 billion

221 mm²

Die Size

158 mm²

Board Design

140W

TDP

100W

300 W

Suggested PSU

300 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

1x 6-pin

Power Connectors

1x 6-pin

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.1

Vulkan

1.3

3.0

CUDA

-

5.1

Shader Model

6.5

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