NVIDIA GeForce GTX 660 vs AMD Radeon Pro WX 3100

VS

NVIDIA GeForce GTX 660 AMD Radeon Pro WX 3100

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 and 4GB VRAM Radeon Pro WX 3100 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 96.00GB/s)

448 additional rendering cores

AMD Radeon Pro WX 3100 's Advantages

Released 4 years and 9 months late

Boost Clock has increased by 18% (1219MHz vs 1032MHz)

More VRAM (4GB vs 2GB)

Lower TDP (65W vs 140W)

Score

Benchmark

FP32 (float)

GeForce GTX 660 +58%

1.981 TFLOPS

Radeon Pro WX 3100

1.248 TFLOPS

GeForce GTX 660

VS

Radeon Pro WX 3100

Graphics Card

Sep 2012

Release Date

Jun 2017

GeForce 600

Generation

Radeon Pro Polaris

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

980 MHz

Base Clock

925 MHz

1032 MHz

Boost Clock

1219 MHz

1502 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

128bit

144.2GB/s

Bandwidth

96.00GB/s

Render Config

-

SM Count

-

Compute Units

8

960

Shading Units

512

80

TMUs

32

24

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

384 KB

L2 Cache

512 KB

Theoretical Performance

20.64 GPixel/s

Pixel Rate

19.50 GPixel/s

82.56 GTexel/s

Texture Rate

39.01 GTexel/s

-

FP16 (half)

1248 GFLOPS

1.981 TFLOPS

FP32 (float)

1248 GFLOPS

82.56 GFLOPS

FP64 (double)

78.02 GFLOPS

Graphics Processor

GK106

GPU Name

Lexa

GK106-400-A1

GPU Variant

Lexa XT

Kepler

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

2.54 billion

Transistors

2.2 billion

221 mm²

Die Size

103 mm²

Board Design

140W

TDP

65W

300 W

Suggested PSU

250 W

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

Outputs

1x DisplayPort 1.4a 2x mini-DisplayPort 1.4a

1x 6-pin

Power Connectors

None

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.1

Vulkan

1.3

3.0

CUDA

-

5.1

Shader Model

6.7

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