OCZ PC2-6400 DDR2 SDRAM Memory Modules Silver Heat Spreaders. These memory sticks are designed for enhanced performance with durable silver heat spreaders for better heat dissipation. Ideal for upgrading desktop computers requiring DDR2 RAM with reliable speed and stability.Item Specifications:- Brand / Maker: OCZ- Material & Finish: Metal heat spreaders with circuit board- Color / Pattern: Silver with green circuit board- Style / Design: DDR2 SDRAM PC2-6400Dimensions / Size: Standard desktop DIMM size approximately 5.25 inches in length.Condition: Very good used condition with minor signs of wear consistent with normal use. All modules appear intact and clean.