Phillip Corcoran said:
I've a hunch it may be PSU-related (ie not adequate enough to power a GTX 670). But that depends on your answer to the following question:
Was your system okay with the GTX 670 before you decided to put a new SSD in it?
Yes my system was running perfectly fine.
Windows 8.1 64-bit
Intel Core i7 3770K @ 3.50GHz
Ivy Bridge 22nm Technology
16.0GB Dual-Channel DDR3 @ 799MHz (9-9-9-27)
ASUSTeK COMPUTER INC. P8Z77-V LK (LGA1155)
2047MB NVIDIA GeForce GTX 670 (Palit Microsystems)
931GB Western Digital WDC WD10EZEX-00BN5A0 (SATA)
Samsung Evo 250GB
ATAPI iHAS124 W
High Definition Audio Device