NVIDIA P104 101 vs NVIDIA GeForce GTX 660

VS

NVIDIA P104 101

NVIDIA GeForce GTX 660

We compared two Desktop platform GPUs: 4GB VRAM P104 101 and 2GB VRAM GeForce GTX 660 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA P104 101 's Advantages

Released 5 years and 4 months late

Boost Clock has increased by 63% (1683MHz vs 1032MHz)

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (256.3GB/s vs 144.2GB/s)

1600 additional rendering cores

Lower TDP (125W vs 140W)

Score

Benchmark

FP32 (float)

P104 101 +334%

8.617 TFLOPS

GeForce GTX 660

1.981 TFLOPS

P104 101

VS

GeForce GTX 660

Graphics Card

Jan 2018

Release Date

Sep 2012

Mining GPUs

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1506 MHz

Base Clock

980 MHz

1683 MHz

Boost Clock

1032 MHz

2002 MHz

Memory Clock

1502 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

192bit

256.3GB/s

Bandwidth

144.2GB/s

Render Config

-

20

SM Count

-

2560

Shading Units

960

160

TMUs

80

64

ROPs

24

-

48 KB (per SM)

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

384 KB

-

Theoretical Performance

107.7 GPixel/s

Pixel Rate

20.64 GPixel/s

269.3 GTexel/s

Texture Rate

82.56 GTexel/s

134.6 GFLOPS

FP16 (half)

-

8.617 TFLOPS

FP32 (float)

1.981 TFLOPS

269.3 GFLOPS

FP64 (double)

82.56 GFLOPS

Board Design

125W

TDP

140W

200 W

Suggested PSU

300 W

No outputs

Outputs

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

1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

GP104

GPU Name

GK106

GP104-101-A1

GPU Variant

GK106-400-A1

Pascal

Architecture

Kepler

TSMC

Foundry

TSMC

16 nm

Process Size

28 nm

7.2 billion

Transistors

2.54 billion

314 mm²

Die Size

221 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

6.1

CUDA

3.0

6.4

Shader Model

5.1

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