Malaki kaya difference nito sa performance compared to HD5450?
if you currently own an HD5450, you don't necessarily need to upgrade to HD6450.
playing Final Fantasy VII - Advent Children 1080p MKV (10.9GB).. the HD5450 (1GB DDR3) is only at 35% utilization.
HTPC Spec:Intel Pentium Dual Core E5400
Asus HD5450 SILENT 1GB DDR3 Low Profile
4GB DDR3 RAM
KMPlayer with DXVA Oncomparing Radeon HD5450 (512MB DDR3) with Radeon HD6450 OEM (512MB DDR3), they would give comparable results. i will assume that Radeon HD5450 (1GB DDR3) vs Radeon HD6450 (1GB DDR3) will behave the same way.
Radeon HD5450 (512MB DDR3) vs Radeon HD6450 OEM (512MB DDR3)http://www.hwcompare.com/10153/radeon-hd-5450-vs-radeon-hd-6450-oem/Power ConsumptionRadeon HD5450 = 19 Watts
Radeon HD6450 = 31 Watts
Memory BandwidthBoth cards have the exact same memory bandwidth, so theoretically they should perform exactly the same.
Radeon HD5450 = 12800 Mb/sec
Radeon HD6450 = 12800 Mb/sec
Texel RateThe Radeon HD 5450 is a little bit (more or less 4%) more effective at texture filtering than the Radeon HD 6450 (OEM).
Radeon HD5450 = 5200 Mtexel/sec
Radeon HD6450 = 5000 Mtexel/sec
Pixel RateIf using a high screen resolution is important to you, then the Radeon HD 5450 is a better choice, but it probably won't make a huge difference.
Radeon HD5450 = 2600 Mpixels/sec
Radeon HD6450 = 2500 Mpixels/sec