NVIDIA GeForce GT 430 OEM vs NVIDIA GeForce GT 640 Rev. 2

VS

NVIDIA GeForce GT 430 OEM

NVIDIA GeForce GT 640 Rev. 2

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 430 OEM and 1024MB VRAM GeForce GT 640 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 430 OEM 's Advantages

More VRAM (2GB vs 1024GB)

NVIDIA GeForce GT 640 Rev. 2 's Advantages

Released 2 years and 7 months late

Larger VRAM bandwidth (40.06GB/s vs 25.60GB/s)

288 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 430 OEM

0.269 TFLOPS

GeForce GT 640 Rev. 2 +198%

0.803 TFLOPS

GeForce GT 430 OEM

VS

GeForce GT 640 Rev. 2

Graphics Card

Oct 2010

Release Date

May 2013

GeForce 400

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x8

Clock Speeds

-

800 MHz

Memory Clock

1252 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

64bit

25.60GB/s

Bandwidth

40.06GB/s

Render Config

-

2

SM Count

-

96

Shading Units

384

16

TMUs

32

4

ROPs

8

-

64 KB (per SM)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

2.800 GPixel/s

Pixel Rate

8.368 GPixel/s

11.20 GTexel/s

Texture Rate

33.47 GTexel/s

-

268.8 GFLOPS

FP32 (float)

803.3 GFLOPS

22.40 GFLOPS

FP64 (double)

33.47 GFLOPS

Board Design

49W

TDP

49W

200 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

None

Power Connectors

None

Graphics Processor

GF108

GPU Name

GK208

GF108-400-A1

GPU Variant

GK208-400-A1

Fermi

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.585 billion

Transistors

1.02 billion

116 mm²

Die Size

87 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.1

2.1

CUDA

3.5

5.1

Shader Model

5.1

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