NVIDIA GeForce GTX 1060 3 GB GP104 vs NVIDIA GeForce GT 640

VS

NVIDIA GeForce GTX 1060 3 GB GP104

NVIDIA GeForce GT 640

We compared two Desktop platform GPUs: 3GB VRAM GeForce GTX 1060 3 GB GP104 and 2GB VRAM GeForce GT 640 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1060 3 GB GP104 's Advantages

Released 4 years and 6 months late

Boost Clock1708MHz

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (192.2GB/s vs 28.51GB/s)

768 additional rendering cores

NVIDIA GeForce GT 640 's Advantages

Lower TDP (65W vs 120W)

Score

Benchmark

FP32 (float)

GeForce GTX 1060 3 GB GP104 +467%

3.935 TFLOPS

GeForce GT 640

0.693 TFLOPS

GeForce GTX 1060 3 GB GP104

VS

GeForce GT 640

Graphics Card

Dec 2016

Release Date

Jun 2012

GeForce 10

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1506 MHz

Base Clock

-

1708 MHz

Boost Clock

-

2002 MHz

Memory Clock

891 MHz

Memory

3GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

192bit

Memory Bus

128bit

192.2GB/s

Bandwidth

28.51GB/s

Render Config

-

9

SM Count

-

1152

Shading Units

384

72

TMUs

32

48

ROPs

16

-

48 KB (per SM)

L1 Cache

16 KB (per SMX)

1536 KB

L2 Cache

256 KB

-

Theoretical Performance

81.98 GPixel/s

Pixel Rate

7.216 GPixel/s

123.0 GTexel/s

Texture Rate

28.86 GTexel/s

61.49 GFLOPS

FP16 (half)

-

3.935 TFLOPS

FP32 (float)

692.7 GFLOPS

123.0 GFLOPS

FP64 (double)

28.86 GFLOPS

Board Design

120W

TDP

65W

300 W

Suggested PSU

250 W

1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a

Outputs

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

1x 6-pin

Power Connectors

None

Graphics Processor

GP104

GPU Name

GK107

GP104-140-KA-A1

GPU Variant

GK107-300-A2

Pascal

Architecture

Kepler

TSMC

Foundry

TSMC

16 nm

Process Size

28 nm

7.2 billion

Transistors

1.27 billion

314 mm²

Die Size

118 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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