GPUBoss Review Our evaluation of 650 vs 645

Gaming

Real world tests using the latest 3D games

crysis: warhead (2013), Crysis: Warhead (2012), Batman: Arkham City and 6 more

Benchmarks

Synthetic tests to measure overall performance

Passmark, 3DMark 11 Graphics, 3DMark Vantage Graphics and 3DMark06

Compute Performance

General computing tests executed on the GPU

Passmark Direct Compute

Noise and Power

How loud and hot does the card run idle and under load

TDP

No winner declared

Too close to call

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VS

Differences What are the advantages of each

Front view of GeForce GTX 650

Reasons to consider the
Colorful GeForce GTX 650

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Much higher clock speed 1,058 MHz vs 776 MHz More than 35% higher clock speed
Higher effective memory clock speed 5,000 MHz vs 3,828 MHz More than 30% higher effective memory clock speed
Higher memory clock speed 1,250 MHz vs 957 MHz More than 30% higher memory clock speed
Lower TDP 65W vs 102W More than 35% lower TDP
Front view of GeForce GT 645

Reasons to consider the
Nvidia GeForce GT 645

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Better 3DMark06 score 20,370 vs 13,180 Around 55% better 3DMark06 score
Better passmark score 2,555 vs 1,838 Around 40% better passmark score
More render output processors 24 vs 16 8 more render output processors
Wider memory bus 192 bit vs 128 bit 50% wider memory bus

Benchmarks Real world tests of GeForce GTX 650 vs GT 645

Passmark Industry standard benchmark for overall graphics card performance

3DMark 11, as the name might suggest, makes use of the Microsoft DirectX 11 API and puts every feature of it to use, creating astonishingly realistic visuals.
GeForce GTX 650 | by techPowerUp! (Mar, 2013)

3DMark 11 Graphics Industry standard benchmark that tests DirectX 11 GPU performance

GeForce GTX 650 GeForce GT 645 @ community.futuremark.com

3DMark Vantage Graphics Industry standard benchmark that tests DirectX 10 GPU performance

GeForce GTX 650 GeForce GT 645 @ community.futuremark.com

3DMark06 Industry standard benchmark that tests DirectX 9 GPU performance

GeForce GTX 650 GeForce GT 645 @ community.futuremark.com

Passmark Direct Compute Measures performance of general-purpose computing using Microsoft DirectCompute

Comments

Showing 2 comments.
Can't believe the 645 whips the the 650
Yeah but. Where to BUY one? I can't find one anywhere.
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