NVIDIA GeForce GT 230 OEM vs NVIDIA GeForce GT 640 Rev. 2

VS

NVIDIA GeForce GT 230 OEM

NVIDIA GeForce GT 640 Rev. 2

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GT 230 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 230 OEM 's Advantages

More VRAM (1536GB vs 1024GB)

NVIDIA GeForce GT 640 Rev. 2 's Advantages

Released 4 years and 1 months late

Larger VRAM bandwidth (40.06GB/s vs 24.00GB/s)

288 additional rendering cores

Lower TDP (49W vs 75W)

Score

Benchmark

FP32 (float)

GeForce GT 230 OEM

0.24 TFLOPS

GeForce GT 640 Rev. 2 +234%

0.803 TFLOPS

GeForce GT 230 OEM

VS

GeForce GT 640 Rev. 2

Graphics Card

Apr 2009

Release Date

May 2013

GeForce 200

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x8

Clock Speeds

-

500 MHz

Memory Clock

1252 MHz

Memory

1536MB

Memory Size

1024MB

DDR2

Memory Type

GDDR5

192bit

Memory Bus

64bit

24.00GB/s

Bandwidth

40.06GB/s

Render Config

-

12

SM Count

-

96

Shading Units

384

48

TMUs

32

12

ROPs

8

-

L1 Cache

16 KB (per SMX)

48 KB

L2 Cache

512 KB

-

Theoretical Performance

6.000 GPixel/s

Pixel Rate

8.368 GPixel/s

24.00 GTexel/s

Texture Rate

33.47 GTexel/s

-

240.0 GFLOPS

FP32 (float)

803.3 GFLOPS

-

FP64 (double)

33.47 GFLOPS

Board Design

75W

TDP

49W

250 W

Suggested PSU

200 W

No outputs

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

None

Power Connectors

None

Graphics Processor

G92B

GPU Name

GK208

G92-159-B1

GPU Variant

GK208-400-A1

Tesla

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.754 billion

Transistors

1.02 billion

260 mm²

Die Size

87 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.1

CUDA

3.5

4.0

Shader Model

5.1

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