NVIDIA GeForce GT 640 Rev. 2 vs NVIDIA TITAN V CEO Edition

VS

NVIDIA GeForce GT 640 Rev. 2 NVIDIA TITAN V CEO Edition

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 640 Rev. 2 and 32GB VRAM TITAN V CEO Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640 Rev. 2 's Advantages

Lower TDP (49W vs 250W)

NVIDIA TITAN V CEO Edition 's Advantages

Released 5 years and 1 months late

Boost Clock1455MHz

More VRAM (32GB vs 1GB)

Larger VRAM bandwidth (868.4GB/s vs 40.06GB/s)

4736 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 640 Rev. 2

0.803 TFLOPS

TITAN V CEO Edition +1755%

14.9 TFLOPS

GeForce GT 640 Rev. 2

VS

TITAN V CEO Edition

Graphics Card

May 2013

Release Date

Jun 2018

GeForce 600

Generation

GeForce 10

Desktop

Type

Desktop

PCIe 2.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1200 MHz

-

Boost Clock

1455 MHz

1252 MHz

Memory Clock

848 MHz

Memory

1024MB

Memory Size

32GB

GDDR5

Memory Type

HBM2

64bit

Memory Bus

4096bit

40.06GB/s

Bandwidth

868.4GB/s

Render Config

-

SM Count

80

-

Compute Units

-

384

Shading Units

5120

32

TMUs

320

8

ROPs

128

-

Tensor Cores

640

-

RT Cores

-

16 KB (per SMX)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

6 MB

Theoretical Performance

8.368 GPixel/s

Pixel Rate

186.2 GPixel/s

33.47 GTexel/s

Texture Rate

465.6 GTexel/s

-

FP16 (half)

29.80 TFLOPS

803.3 GFLOPS

FP32 (float)

14.90 TFLOPS

33.47 GFLOPS

FP64 (double)

7.450 TFLOPS

Graphics Processor

GK208

GPU Name

GV100

GK208-400-A1

GPU Variant

-

Kepler 2.0

Architecture

Volta

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

1.02 billion

Transistors

21.1 billion

87 mm²

Die Size

815 mm²

Board Design

49W

TDP

250W

200 W

Suggested PSU

600 W

1x DVI 1x HDMI 1.4a 1x VGA

Outputs

1x HDMI 2.0 3x DisplayPort 1.4a

None

Power Connectors

1x 6-pin + 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

3.5

CUDA

7.0

5.1

Shader Model

6.6

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