Rack board with gold-plated connectors and a gold-plated integrated processor. The solder joints are also gold-plated. Grade A. Mainframe printed circuit boards with a large number of integrated circuits, gold-plated connectors, and an integrated processor with gold visible to the naked eye.

Gold-plated electronic board. The solder lines are also gold-plated. Grade B

Memory sticks with a silver edge are pluggable from computers without heat sinks. Memory sticks with a cooling pad that have not been removed have a special purchase price.

The tracks are gold-plated on both sides. In addition, many active components are installed. Heavy components such as transformers have been removed. Grade C

Backplane board with multiple gold pins, grade A. These backplanes serve as supports for trays in server cabinets. The table shows only bare gold-plated pins. The term grade A was chosen because 100% of the board is covered with gold-plated pins, as in the category image. This type of board is characterized by pins having at least 50% gold and its...

Plastic processors with a heatsink with PIN, from computers without fans or heatsinks. Most often, their color is black, green or brown. Plastic processors with a cooling plate that has not been removed have a special purchase price.

Plastic and ceramic Eprom

Plug-in daughter card without heatsink. Batteries, sheet metal, metal mounting, and heatsink have been removed. Grade A

Barettes mémoires avec un bord doré et dissipateur

fully assembled with ICs, without transformers or metal parts. Typically, this type of card typically dismantles servers, mainframes, or telecommunication systems.

Backplane board with multiple gold connectors. Batteries, sheet metal, metal brackets, and heat sink have been removed. Grade B

Computer CD/DVD electronic card