The Signature Line 8GB DDR3 240-Pin 1600 MHz Memory Module from Patriot is designed to run at PC3-12800 (1600 MHz) at CAS 11 latency timings. It features auto and self refresh capability. 240-pin Dual In-line Memory Module (DIMM) DDR3 PC3-12800 (1600 MHz) dual data rate Non-ECC unbuffered Dual rank double sided module Auto and self refresh capability Serial Presence-Detect (SPD) Brand Patriot Series Signature Line Model PSD38G16002 Details Capacity 8GB Type 240-Pin DDR3 SDRAM Speed DDR3 1600 (PC3 12800) CAS Latency 11 Voltage 1.50V ECC No Buffered/Registered Unbuffered Heat Spreader No Features PC3-12800 (1600MHz) Dual Data Rate 240-Pin Dual in-line memory module 2 Rank Double-sided module 7.8US Refresh Interval (8192 CYCLES/64MS) 1.5V Power Requirement Auto and self refresh capability PCB height: 1181(mil) Serial Presence-Detect (SPD) 100 Tested RoHS Compliant