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Mobility Radeon HD 5450 is a entry-level GPU based on the 40nm, Terascale 2 architecture.
It's based on the Parks PRO Core and offers 80 Shader Processing Units, 8 TMUs and 4 ROPs, on 64-bit memory interface of standard GDDR3. The central unit runs at 675MHz and the memory clock operates at up to 800MHz. It consumes no more than 11 Watt.
Benchmarks indicate modern demanding games of 2007-2010, such as Crysis, BF2 and Metro 2033 were only playable at low settings smoothly, using a 1024x768 resolution. Therefore, today's modern demanding games should only be playable on the lowest preset, using a 1024x768 resolution and extremely demanding modern games such as Crysis 3 might not be playable at all.