NVIDIA GeForce GTX 645 OEM vs NVIDIA GeForce 9300 SE

VS

NVIDIA GeForce GTX 645 OEM

NVIDIA GeForce 9300 SE

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 645 OEM and 256MB VRAM GeForce 9300 SE 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 4 years and 10 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (64.00GB/s vs 6.400GB/s)

568 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 645 OEM +4645%

0.949 TFLOPS

GeForce 9300 SE

0.02 TFLOPS

GeForce GTX 645 OEM

VS

GeForce 9300 SE

Graphics Card

Apr 2013

Release Date

Jun 2008

GeForce 600

Generation

GeForce 9

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

400 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

DDR2

128bit

Memory Bus

64bit

64.00GB/s

Bandwidth

6.400GB/s

Render Config

-

SM Count

1

576

Shading Units

8

48

TMUs

4

16

ROPs

4

-

16 KB (per SMX)

L1 Cache

-

256 KB

L2 Cache

16 KB

-

Theoretical Performance

9.888 GPixel/s

Pixel Rate

2.160 GPixel/s

39.55 GTexel/s

Texture Rate

2.160 GTexel/s

-

949.2 GFLOPS

FP32 (float)

20.80 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

G98S

GK106-200-A1

GPU Variant

-

Kepler

Architecture

Tesla

TSMC

Foundry

UMC

28 nm

Process Size

65 nm

2.54 billion

Transistors

0.21 billion

221 mm²

Die Size

86 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

1.1

5.1

Shader Model

4.0

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