Hardware Canucks posted a review of the new Sapphire Radeon HD 5450 512MB DDR3 video card

ATI continues their march into all areas of the market and today has released the lowest-end card of the 5000-series: the HD 5450. This isn't a high performance card by any stretch of the imagination but may just offer the perfect mix of low-end gaming performance, excellent HD decoding and efficiency that it will be the card of choice in the sub-$75 price segment.

Sapphire Radeon HD 5450 512MB DDR3 Review