NVIDIA GeForce GTX 660 vs AMD FirePro W4100

VS

NVIDIA GeForce GTX 660

AMD FirePro W4100

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 and 2GB VRAM FirePro W4100 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 660 's Advantages

Boost Clock1032MHz

Larger VRAM bandwidth (144.2GB/s vs 64.00GB/s)

448 additional rendering cores

AMD FirePro W4100 's Advantages

Released 1 years and 11 months late

Lower TDP (50W vs 140W)

Score

Benchmark

FP32 (float)

GeForce GTX 660 +207%

1.981 TFLOPS

FirePro W4100

0.645 TFLOPS

GeForce GTX 660

VS

FirePro W4100

Graphics Card

Sep 2012

Release Date

Aug 2014

GeForce 600

Generation

FirePro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

980 MHz

Base Clock

-

1032 MHz

Boost Clock

-

1502 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

128bit

144.2GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

8

-

960

Shading Units

512

80

TMUs

32

24

ROPs

16

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

384 KB

L2 Cache

256 KB

-

Theoretical Performance

20.64 GPixel/s

Pixel Rate

10.08 GPixel/s

82.56 GTexel/s

Texture Rate

20.16 GTexel/s

-

1.981 TFLOPS

FP32 (float)

645.1 GFLOPS

82.56 GFLOPS

FP64 (double)

40.32 GFLOPS

Board Design

140W

TDP

50W

300 W

Suggested PSU

250 W

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

Outputs

4x mini-DisplayPort 1.2

1x 6-pin

Power Connectors

None

Graphics Processor

GK106

GPU Name

Cape Verde

GK106-400-A1

GPU Variant

Cape Verde PRO GL

Kepler

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.54 billion

Transistors

1.5 billion

221 mm²

Die Size

123 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.1

Vulkan

1.2

3.0

CUDA

-

5.1

Shader Model

5.1

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