NVIDIA GeForce GTX 660 vs NVIDIA P104 100

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We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 and 4GB VRAM P104 100 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA P104 100 's Advantages

Released 5 years and 3 months late

Boost Clock has increased by 68% (1733MHz vs 1032MHz)

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (320.3GB/s vs 144.2GB/s)

960 additional rendering cores

Lower TDP (130W vs 140W)

Score

Benchmark

FP32 (float)

GeForce GTX 660

1.981 TFLOPS

P104 100 +235%

6.655 TFLOPS

Blender

GeForce GTX 660

124

P104 100 +378%

593

OctaneBench

GeForce GTX 660

27

P104 100 +359%

124

GeForce GTX 660

VS

P104 100

Graphics Card

Sep 2012

Release Date

Dec 2017

GeForce 600

Generation

Mining GPUs

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

980 MHz

Base Clock

1607 MHz

1032 MHz

Boost Clock

1733 MHz

1502 MHz

Memory Clock

1251 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5X

192bit

Memory Bus

256bit

144.2GB/s

Bandwidth

320.3GB/s

Render Config

-

SM Count

15

-

Compute Units

-

960

Shading Units

1920

80

TMUs

120

24

ROPs

64

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

48 KB (per SM)

384 KB

L2 Cache

2 MB

Theoretical Performance

20.64 GPixel/s

Pixel Rate

110.9 GPixel/s

82.56 GTexel/s

Texture Rate

208.0 GTexel/s

-

FP16 (half)

104.0 GFLOPS

1.981 TFLOPS

FP32 (float)

6.655 TFLOPS

82.56 GFLOPS

FP64 (double)

208.0 GFLOPS

Graphics Processor

GK106

GPU Name

GP104

GK106-400-A1

GPU Variant

GP104-100-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

Board Design

140W

TDP

130W

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 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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