NVIDIA GeForce GT 640 vs NVIDIA GeForce GTX 1050 Ti

VS

NVIDIA GeForce GT 640

NVIDIA GeForce GTX 1050 Ti

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 640 and 4GB VRAM GeForce GTX 1050 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640 's Advantages

Lower TDP (65W vs 75W)

NVIDIA GeForce GTX 1050 Ti 's Advantages

Released 4 years and 4 months late

Boost Clock1392MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (112.1GB/s vs 28.51GB/s)

384 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 640

0.693 TFLOPS

GeForce GTX 1050 Ti +208%

2.138 TFLOPS

GeForce GT 640

VS

GeForce GTX 1050 Ti

Graphics Card

Jun 2012

Release Date

Oct 2016

GeForce 600

Generation

GeForce 10

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1291 MHz

-

Boost Clock

1392 MHz

891 MHz

Memory Clock

1752 MHz

Memory

2GB

Memory Size

4GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

28.51GB/s

Bandwidth

112.1GB/s

Render Config

-

SM Count

6

384

Shading Units

768

32

TMUs

48

16

ROPs

32

-

16 KB (per SMX)

L1 Cache

48 KB (per SM)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

7.216 GPixel/s

Pixel Rate

44.54 GPixel/s

28.86 GTexel/s

Texture Rate

66.82 GTexel/s

-

FP16 (half)

33.41 GFLOPS

692.7 GFLOPS

FP32 (float)

2.138 TFLOPS

28.86 GFLOPS

FP64 (double)

66.82 GFLOPS

Board Design

65W

TDP

75W

250 W

Suggested PSU

250 W

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

Outputs

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

None

Power Connectors

None

Graphics Processor

GK107

GPU Name

GP107

GK107-300-A2

GPU Variant

GP107-400-A1

Kepler

Architecture

Pascal

TSMC

Foundry

Samsung

28 nm

Process Size

14 nm

1.27 billion

Transistors

3.3 billion

118 mm²

Die Size

132 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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