I would just send it to an ewaste buyer instead on messing around with eBay, especially with all the negative stories I have read on here recently. Those circuit boards are worth good money. Here is a price list from Cashforcomputerscrap for example.
PRINTED CIRCUIT BOARDS
Please remove batteries and excess AL and Steel
PRICE/LB MATERIAL
$2.90 Motherboards Mixed Socket (Large and Small Socket)
$2.10 Small Socket Foreign Boards
$2.75 Finger Board Trimmed/Devalued
$3.90 Finger Boards
$3.90 Dual Socket Server Boards - Large Socket
$2.80 Dual Socket Server Boards - Small Socket
$3.00 to 6.00+ Telecom (Paid on Sort)
$2.90 CD/DVD Boards
HIGH VALUE PRINTED CIRCUIT BOARDS
PRICE/LB MATERIAL
$6.25 RAMBUS (Memory with METAL Enclosure)
$9.50 Hard Drive Boards
$10.75 Cell Phone Boards CLEAN (please remove excess Plastic, Steel, Aluminum and Battery)
$12.00 Memory Mixed (Gold, Silver/Tin) (DUE TO THIS BEING A NEW CHANGE, PRICE EFFECTIVE AUGUST 28TH WILL BE $9.00)
$13.85 Gold Memory
$11.75 Silver/Tin Memory (DUE TO THIS BEING A NEW CHANGE, PRICE EFFECTIVE AUGUST 28TH WILL BE $6.50)
$50.00 Gold Fingers (Pricing is for quality cut trim. Little to no Green, otherwise deduction)
$10.50 Slot Processor
OTHER PRECIOUS METAL ITEMS
PRICE/LB MATERIAL
$1.50 Gold Connectors
$5.25 Cell Phones w/o battery
CPUs (Must be Sorted)
PRICE/LB MATERIAL
$115.00 Intel 386 and 486
$77.00 Motorola
$75.00 Pentium Pro Gold Caps
$40.00 Cyrix/IBM/VIA Gold Cap
$35.00 Pentium Ceramic
$31.00 AMD Ceramic Clean (without Al. Cap)
$31.00 Black Fiber CPU
$15.75 Green/Brown Fiber without Heatsink
$7.15 Green Fiber with Heatsink - Pins
$6.25 Green Fiber with Heatsink - Pinless
COMPUTER/SERVER PARTS
PRICE/LB MATERIAL
$0.85 Hard Drives Complete
$0.40 Hard Drives w/o Boards
$0.33 Power Supply w/ Wire
$0.26 Power Supply w/o Wire
$0.15 Mixed Floppy/CD/DVD Drives
OTHER ITEMS
PRICE/LB MATERIAL
$0.95 Laptops Complete
$0.75 Incomplete laptops (Must have Motherboard)
$0.24 AC Adapter w/ Wire
$0.15 AC Adapter w/o Wire
$0.70 Mixed Computer Wire
$0.06 Mixed Computer Plastic (NO METAL!)
$2.50 [per UNIT] Whole DESKTOP LCD, Complete With Base - No screen bleeding, gouges, Cracks, Cut cables
And this is with the crappy gold and silver prices we have now. Year ago it was much higher than this.