NVIDIA GeForce GT 640 vs NVIDIA TITAN Ada

VS

NVIDIA GeForce GT 640

NVIDIA TITAN Ada

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 640 and 48GB VRAM TITAN Ada 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 800W)

NVIDIA TITAN Ada 's Advantages

Boost Clock2520MHz

More VRAM (48GB vs 2GB)

Larger VRAM bandwidth (1152GB/s vs 28.51GB/s)

18048 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 640

0.693 TFLOPS

TITAN Ada +13305%

92.9 TFLOPS

GeForce GT 640

VS

TITAN Ada

Graphics Card

Jun 2012

Release Date

Unknown

GeForce 600

Generation

GeForce 40

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2235 MHz

-

Boost Clock

2520 MHz

891 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

48GB

DDR3

Memory Type

GDDR6X

128bit

Memory Bus

384bit

28.51GB/s

Bandwidth

1152GB/s

Render Config

-

SM Count

144

384

Shading Units

18432

32

TMUs

576

16

ROPs

192

-

Tensor Cores

576

-

RT Cores

144

16 KB (per SMX)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

96 MB

-

Theoretical Performance

7.216 GPixel/s

Pixel Rate

483.8 GPixel/s

28.86 GTexel/s

Texture Rate

1452 GTexel/s

-

FP16 (half)

92.90 TFLOPS

692.7 GFLOPS

FP32 (float)

92.90 TFLOPS

28.86 GFLOPS

FP64 (double)

1452 GFLOPS

Board Design

65W

TDP

800W

250 W

Suggested PSU

1200 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

None

Power Connectors

2x 16-pin

Graphics Processor

GK107

GPU Name

AD102

GK107-300-A2

GPU Variant

AD102-450-A1

Kepler

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

28 nm

Process Size

5 nm

1.27 billion

Transistors

76.3 billion

118 mm²

Die Size

609 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.0

CUDA

8.9

5.1

Shader Model

6.7

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