NVIDIA GeForce GT 645 OEM vs ATI All In Wonder HD 3650

VS

NVIDIA GeForce GT 645 OEM

ATI All In Wonder HD 3650

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 645 OEM and 512MB VRAM All In Wonder HD 3650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 645 OEM 's Advantages

Released 3 years and 10 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (91.87GB/s vs 19.01GB/s)

168 additional rendering cores

ATI All In Wonder HD 3650 's Advantages

Lower TDP (55W vs 102W)

Score

Benchmark

FP32 (float)

GeForce GT 645 OEM +416%

0.894 TFLOPS

All In Wonder HD 3650

0.173 TFLOPS

GeForce GT 645 OEM

VS

All In Wonder HD 3650

Graphics Card

Apr 2012

Release Date

Jun 2008

GeForce 600

Generation

All-In-Wonder

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

957 MHz

Memory Clock

594 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

DDR2

192bit

Memory Bus

128bit

91.87GB/s

Bandwidth

19.01GB/s

Render Config

-

Compute Units

3

6

SM Count

-

288

Shading Units

120

48

TMUs

8

24

ROPs

4

-

64 KB (per SM)

L1 Cache

-

384 KB

L2 Cache

128 KB

-

Theoretical Performance

9.312 GPixel/s

Pixel Rate

2.888 GPixel/s

37.25 GTexel/s

Texture Rate

5.776 GTexel/s

-

894.0 GFLOPS

FP32 (float)

173.3 GFLOPS

74.50 GFLOPS

FP64 (double)

-

Board Design

102W

TDP

55W

300 W

Suggested PSU

250 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x DVI 1x HDMI

-

Power Connectors

None

Graphics Processor

GF114

GPU Name

RV635

-

GPU Variant

RV635 PRO AIW (215-0693010)

Fermi 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.95 billion

Transistors

0.378 billion

332 mm²

Die Size

135 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.1

OpenCL

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

4.1

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