LibertyorDeath

I have from an old Mining Rig: 4 x SAPPHIRE TRI-X OC 100362-2SR Radeon R9 290 4GB 512-bit GDDR5 PCI Express 3.0 Rosewill HERCULES-1600S, 1600W Modular Power Supply, Continuous @ 50 degree C, 80 PLUS GOLD Certified, SLI & CrossFire .. 1 x AMD Sempron 145 Sargas Single-Core 2.8 GHz Socket AM3 45W SDX145HBGMBOX Desktop Processor ASUS M5A99FX PRO R2.0 AM3+ AMD 990FX + SB950 SATA 6Gb/s USB 3.0 ATX AMD Motherboard with UEFI BIOS 1 x G.SKILL Ripjaws X Series 8GB (2 x 4GB) 240-Pin DDR3 SDRAM DDR3 1600 (PC3 12800) Desktop Memory Model F3-12800CL9D-8GBXL 1 x NETIS WF2111 150Mbps Wireless N USB Adapter Compatible with Windows. ---------------------------------------------------------------------- I also have a: MSI GS Series GS60 Ghost Pro 3K-095 Gaming Laptop Intel Core i7 4710HQ (2.50 GHz) 16 GB Memory 1 TB HDD 256 GB SSD with HDMI and Mini Display Port. My question is whether it would be worth it to get a eGPU solution going, (Not sure there are any for four GPU's), or just buy better/more RAM and CPU for a tower build. Thank you in advance for any help you can provide.