AMD Radeon RX 5600 XT vs NVIDIA GeForce GTX 660

VS

AMD Radeon RX 5600 XT

NVIDIA GeForce GTX 660

We compared two Desktop platform GPUs: 6GB VRAM Radeon RX 5600 XT and 2GB VRAM GeForce GTX 660 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 5600 XT 's Advantages

Released 7 years and 4 months late

Boost Clock has increased by 51% (1560MHz vs 1032MHz)

More VRAM (6GB vs 2GB)

Larger VRAM bandwidth (288.0GB/s vs 144.2GB/s)

1344 additional rendering cores

NVIDIA GeForce GTX 660 's Advantages

Lower TDP (140W vs 150W)

Score

Benchmark

FP32 (float)

Radeon RX 5600 XT +262%

7.188 TFLOPS

GeForce GTX 660

1.981 TFLOPS

3DMark Time Spy

Radeon RX 5600 XT +488%

7697

GeForce GTX 660

1308

Blender

Radeon RX 5600 XT +644%

826

GeForce GTX 660

111

Radeon RX 5600 XT

VS

GeForce GTX 660

Graphics Card

Jan 2020

Release Date

Sep 2012

Navi

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1130 MHz

Base Clock

980 MHz

1560 MHz

Boost Clock

1032 MHz

1500 MHz

Memory Clock

1502 MHz

Memory

6GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

192bit

288.0GB/s

Bandwidth

144.2GB/s

Render Config

36

Compute Units

-

2304

Shading Units

960

144

TMUs

80

64

ROPs

24

-

L1 Cache

16 KB (per SMX)

3 MB

L2 Cache

384 KB

-

Theoretical Performance

99.84 GPixel/s

Pixel Rate

20.64 GPixel/s

224.6 GTexel/s

Texture Rate

82.56 GTexel/s

14.38 TFLOPS

FP16 (half)

-

7.188 TFLOPS

FP32 (float)

1.981 TFLOPS

449.3 GFLOPS

FP64 (double)

82.56 GFLOPS

Board Design

150W

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 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Navi 10

GPU Name

GK106

Navi 10 XLE (215-0917338)

GPU Variant

GK106-400-A1

RDNA 1.0

Architecture

Kepler

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

10.3 billion

Transistors

2.54 billion

251 mm²

Die Size

221 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.3

Vulkan

1.1

-

CUDA

3.0

6.5

Shader Model

5.1

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