NVIDIA GeForce GTX 660 vs NVIDIA P104 101

VS

NVIDIA GeForce GTX 660

NVIDIA P104 101

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 and 4GB VRAM P104 101 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)

GeForce GTX 660

1.981 TFLOPS

P104 101 +334%

8.617 TFLOPS

GeForce GTX 660

VS

P104 101

Graphics Card

Sep 2012

Release Date

Jan 2018

GeForce 600

Generation

Mining GPUs

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

980 MHz

Base Clock

1506 MHz

1032 MHz

Boost Clock

1683 MHz

1502 MHz

Memory Clock

2002 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

256bit

144.2GB/s

Bandwidth

256.3GB/s

Render Config

-

SM Count

20

960

Shading Units

2560

80

TMUs

160

24

ROPs

64

-

16 KB (per SMX)

L1 Cache

48 KB (per SM)

384 KB

L2 Cache

2 MB

-

Theoretical Performance

20.64 GPixel/s

Pixel Rate

107.7 GPixel/s

82.56 GTexel/s

Texture Rate

269.3 GTexel/s

-

FP16 (half)

134.6 GFLOPS

1.981 TFLOPS

FP32 (float)

8.617 TFLOPS

82.56 GFLOPS

FP64 (double)

269.3 GFLOPS

Board Design

140W

TDP

125W

300 W

Suggested PSU

200 W

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

Outputs

No outputs

1x 6-pin

Power Connectors

1x 8-pin

Graphics Processor

GK106

GPU Name

GP104

GK106-400-A1

GPU Variant

GP104-101-A1

Kepler

Architecture

Pascal

TSMC

Foundry

TSMC

28 nm

Process Size

16 nm

2.54 billion

Transistors

7.2 billion

221 mm²

Die Size

314 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.0

CUDA

6.1

5.1

Shader Model

6.4

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