NVIDIA GeForce GTX 660 Rev. 2 vs AMD Radeon Pro W5500

VS

NVIDIA GeForce GTX 660 Rev. 2

AMD Radeon Pro W5500

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Rev. 2 and 8GB VRAM Radeon Pro W5500 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W5500 's Advantages

Released 5 years and 5 months late

Boost Clock has increased by 80% (1855MHz vs 1032MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 144.2GB/s)

448 additional rendering cores

Lower TDP (125W vs 140W)

Score

Benchmark

FP32 (float)

GeForce GTX 660 Rev. 2

1.981 TFLOPS

Radeon Pro W5500 +163%

5.224 TFLOPS

GeForce GTX 660 Rev. 2

VS

Radeon Pro W5500

Graphics Card

Sep 2014

Release Date

Feb 2020

GeForce 600

Generation

Radeon Pro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

980 MHz

Base Clock

1744 MHz

1032 MHz

Boost Clock

1855 MHz

1502 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

192bit

Memory Bus

128bit

144.2GB/s

Bandwidth

224.0GB/s

Render Config

-

Compute Units

22

-

960

Shading Units

1408

80

TMUs

88

24

ROPs

32

-

16 KB (per SMX)

L1 Cache

-

384 KB

L2 Cache

2 MB

-

Theoretical Performance

20.64 GPixel/s

Pixel Rate

59.36 GPixel/s

82.56 GTexel/s

Texture Rate

163.2 GTexel/s

-

FP16 (half)

10.45 TFLOPS

1.981 TFLOPS

FP32 (float)

5.224 TFLOPS

82.56 GFLOPS

FP64 (double)

326.5 GFLOPS

Board Design

140W

TDP

125W

300 W

Suggested PSU

300 W

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

Outputs

4x DisplayPort 1.4a

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

GK104

GPU Name

Navi 14

-

GPU Variant

Navi 14 PRO XL

Kepler

Architecture

RDNA 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

3.54 billion

Transistors

6.4 billion

294 mm²

Die Size

158 mm²

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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