NVIDIA GeForce GT 645 OEM vs NVIDIA GeForce GTX 470 PhysX Edition

VS

NVIDIA GeForce GT 645 OEM

NVIDIA GeForce GTX 470 PhysX Edition

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 645 OEM and 1280MB VRAM GeForce GTX 470 PhysX Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 645 OEM 's Advantages

Lower TDP (102W vs 215W)

NVIDIA GeForce GTX 470 PhysX Edition 's Advantages

More VRAM (1280GB vs 1024GB)

Larger VRAM bandwidth (133.9GB/s vs 91.87GB/s)

160 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 645 OEM

0.894 TFLOPS

GeForce GTX 470 PhysX Edition +21%

1.089 TFLOPS

GeForce GT 645 OEM

VS

GeForce GTX 470 PhysX Edition

Graphics Card

Apr 2012

Release Date

Unknown

GeForce 600

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

957 MHz

Memory Clock

837 MHz

Memory

1024MB

Memory Size

1280MB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

320bit

91.87GB/s

Bandwidth

133.9GB/s

Render Config

-

6

SM Count

14

288

Shading Units

448

48

TMUs

56

24

ROPs

40

-

64 KB (per SM)

L1 Cache

64 KB (per SM)

384 KB

L2 Cache

640 KB

-

Theoretical Performance

9.312 GPixel/s

Pixel Rate

17.02 GPixel/s

37.25 GTexel/s

Texture Rate

34.05 GTexel/s

-

894.0 GFLOPS

FP32 (float)

1089 GFLOPS

74.50 GFLOPS

FP64 (double)

-

Board Design

102W

TDP

215W

300 W

Suggested PSU

550 W

2x DVI 1x mini-HDMI 1.3a

Outputs

2x DVI 1x mini-HDMI 1.3a

-

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GF114

GPU Name

GT215

-

GPU Variant

GT215-400-A2

Fermi 2.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.95 billion

Transistors

0.727 billion

332 mm²

Die Size

144 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.1

CUDA

2.0

5.1

Shader Model

5.1

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