TITAN V and GeForce GT 640M - video card comparison

Passmark - benchmark score TITAN V vs GeForce GT 640M

TITAN V

17639

GeForce GT 640M

943

TITAN V

GeForce GT 640M

Architecture

Volta (2017−2020)

Kepler (2012−2018)

GPU code name

GV100

N13P-GS

Market segment

Desktop

Laptop

Release date

December 2017

March 2012

Bus support

PCI Express 2.0, PCI Express 3.0

Interface

PCIe 3.0 x16

Supplementary power connectors

1x 6-pin + 1x 8-pin

Boost clock speed

1455 MHz

645 MHz

Core clock speed

1200 MHz

Up to 625 MHz

CUDA cores

384

Floating-point performance

14,899 gflops

480.0 gflops

Manufacturing process technology

12 nm

28 nm

Number of transistors

21,100 million

1,270 million

Pipelines / CUDA cores

5120

384

Power consumption (TDP)

250 Watt

32 Watt

Texture fill rate

465.6

Up to 20.0 billion/sec

Memory type

HBM2

DDR3\GDDR5

Maximum RAM amount

12 GB

2 GB

Memory bus width

3072 Bit

128bit

Memory clock speed

1696 MHz

1800 - 4000 MHz

Memory bandwidth

651.3 GB/s

Up to 64.0 GB/s

Shared memory

Display Connectors

1x HDMI, 3x DisplayPort

No outputs

HDMI

HDCP

Maximum VGA resolution

Up to 2048x1536

DirectX

12 (12_1)

12 API

CUDA

7.0

OpenCL

1.2

1.1

OpenGL

4.6

4.5

Shader Model

6.4

5.1

Vulkan

1.1.126

3D Blu-Ray

Optimus