NVIDIA GeForce GTX 645 OEM vs NVIDIA GeForce 9300 GS Rev. 2

VS

NVIDIA GeForce GTX 645 OEM

NVIDIA GeForce 9300 GS Rev. 2

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 645 OEM and 256MB VRAM GeForce 9300 GS Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 645 OEM 's Advantages

Released 2 years and 1 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (64.00GB/s vs 5.328GB/s)

560 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 645 OEM +2056%

0.949 TFLOPS

GeForce 9300 GS Rev. 2

0.044 TFLOPS

GeForce GTX 645 OEM

VS

GeForce 9300 GS Rev. 2

Graphics Card

Apr 2013

Release Date

Mar 2011

GeForce 600

Generation

GeForce 9

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

333 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

DDR2

128bit

Memory Bus

64bit

64.00GB/s

Bandwidth

5.328GB/s

Render Config

-

SM Count

2

576

Shading Units

16

48

TMUs

8

16

ROPs

4

-

16 KB (per SMX)

L1 Cache

-

256 KB

L2 Cache

32 KB

-

Theoretical Performance

9.888 GPixel/s

Pixel Rate

2.356 GPixel/s

39.55 GTexel/s

Texture Rate

4.712 GTexel/s

-

949.2 GFLOPS

FP32 (float)

44.86 GFLOPS

39.55 GFLOPS

FP64 (double)

-

Board Design

65W

TDP

Unknown

250 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1x VGA

None

Power Connectors

None

Graphics Processor

GK106

GPU Name

GT218S

GK106-200-A1

GPU Variant

GT218-670-B1

Kepler

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.54 billion

Transistors

0.26 billion

221 mm²

Die Size

57 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

1.2

5.1

Shader Model

4.1

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