NVIDIA GeForce GTX 645 OEM vs NVIDIA GeForce 9600 GT

VS

NVIDIA GeForce GTX 645 OEM

NVIDIA GeForce 9600 GT

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 645 OEM and 512MB VRAM GeForce 9600 GT 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 5 years and 2 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (64.00GB/s vs 57.60GB/s)

512 additional rendering cores

Lower TDP (65W vs 95W)

Score

Benchmark

FP32 (float)

GeForce GTX 645 OEM +356%

0.949 TFLOPS

GeForce 9600 GT

0.208 TFLOPS

GeForce GTX 645 OEM

VS

GeForce 9600 GT

Graphics Card

Apr 2013

Release Date

Feb 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

900 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

256bit

64.00GB/s

Bandwidth

57.60GB/s

Render Config

-

SM Count

8

576

Shading Units

64

48

TMUs

32

16

ROPs

16

-

16 KB (per SMX)

L1 Cache

-

256 KB

L2 Cache

64 KB

-

Theoretical Performance

9.888 GPixel/s

Pixel Rate

10.40 GPixel/s

39.55 GTexel/s

Texture Rate

20.80 GTexel/s

-

949.2 GFLOPS

FP32 (float)

208.0 GFLOPS

39.55 GFLOPS

FP64 (double)

-

Board Design

65W

TDP

95W

250 W

Suggested PSU

250 W

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

Outputs

2x DVI 1x S-Video

None

Power Connectors

1x 6-pin

Graphics Processor

GK106

GPU Name

G94

GK106-200-A1

GPU Variant

G94-300-A1

Kepler

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

2.54 billion

Transistors

0.505 billion

221 mm²

Die Size

240 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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