{"title":"HP\/Compaq Pavilion 500 Series Desktop 550-158nf","description":"\u003cdiv\u003e\n\u003cdiv style=\"color:red;\"\u003e\u003cstrong\u003eSystem Specifications\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eMaximum Memory:\u003c\/strong\u003e\u003cul class=\"rc_maxmem\"\u003e\u003cli\u003e16GB\u003c\/li\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eExpansion:\u003c\/strong\u003e\u003cul class=\"rc_exp\"\u003e\u003cli\u003e2 Sockets\u003c\/li\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eStandard Memory:\u003c\/strong\u003e\u003cul class=\"rc_stdmem\"\u003e\n\u003cli\u003e4GB (Removable) or\u003c\/li\u003e\n\u003cli\u003e6GB (Removable) or\u003c\/li\u003e\n\u003cli\u003e8GB (Removable)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCPU\/Chipset:\u003c\/strong\u003e\u003cul class=\"rc_cpu\"\u003e\u003cli\u003eIntel Core i5\u003c\/li\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eBus Architecture:\u003c\/strong\u003e\u003cul class=\"rc_bus\"\u003e\u003cli\u003eFlash - SDXC; PCI Express; SSD - SATA 3.5-inch; USB 2.0\/3.x Type-A\u003c\/li\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eUpgrade Path:\u003c\/strong\u003e\u003cul class=\"rc_upgrpath\"\u003e\u003cli\u003eVirtually any configuration up to 16GB can be reached using any combination of  4GB and 8GB modules.\u003c\/li\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","products":[{"product_id":"ddr3-1600-udimm-m378b5173qh0-ck0","title":"Samsung 4GB (1x 4GB) DDR3-1600 PC3-12800 1.5V SR x8 240-pin UDIMM RAM Module","description":"\u003ch3 style=\"padding-top:10px;\"\u003eProduct Overview\u003c\/h3\u003e\u003cp\u003eThis \u003cstrong\u003e4GB (1x 4GB) DDR3 1600 MT\/s Single rank, x8 configuration RAM module\u003c\/strong\u003e from \u003cstrong\u003eSamsung \u003c\/strong\u003eis for use in DDR3 compatible systems and operates at 1600 MT\/s with an overall transfer rate of PC3-12800.\u003c\/p\u003e\u003cp\u003eThis RAM module also operates at a standard voltage of 1.5V and is designed to allow you to run more applications simultaneously,  switch between them faster, and provide a smoother computing experience.\u003c\/p\u003e\u003cbr\u003e\u003ctable class=\"table table-responsive table-condensed table-striped table-bordered\" style=\"width: 100%;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"25%\"\u003e\u003cstrong\u003ePart No.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eM378B5173QH0-CK0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"25%\"\u003e\u003cstrong\u003eCapacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"75%\"\u003e4GB (1x 4GB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSamsung\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpeed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDDR3-1600 - 1600MT\/s - PC3-12800\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTechnology\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDDR3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eError Correction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNon-ECC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSignal Processing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUnbuffered\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eForm Factor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e240-pin UDIMM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRanks\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSingle rank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConfiguration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8-chip 512Mx8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePieces in Kit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3 style=\"padding-top:10px;\"\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eYou can verify the compatibility of this RAM module in a number of ways:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eUse the \u003ca href=\"\/\" target=\"_blank\"\u003eRamCity Finder\u003c\/a\u003e to see all guaranteed compatible RAM upgrades for your brand and model system or motherboard\u003c\/li\u003e\n\u003cli\u003eSearch online to see if this product is on the QVL (Qualified Vendor List) for your system or motherboard\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/\/\/help.ramcity.com.au\/hc\/en-us\/articles\/360001148956-Contact-Us\" target=\"_blank\"\u003eContact\u003c\/a\u003e one of our Upgrade Evangelists for an expert opinion\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3 style=\"padding-top:10px;\"\u003eWhy is the speed of this RAM module shown as 1600 MT\/s instead of 1600 Mhz?\u003c\/h3\u003e\u003cp\u003eWhen it comes to measuring DDR RAM speed, MT\/s and MHz are used interchangeably, which is not actually correct.\u003c\/p\u003e\u003cp\u003eDDR stands for double data rate which means data is transfers on both the rising and falling edges of the clock signal. Meaning that the transfer rate is roughly twice the speed of the I\/O bus clock. This RAM module runs at 800MHz per second, but the effective rate is 1600 megatransfers per second (MT\/s) because there are 800 million rising edges per second  and 800 million falling edges per second of a clock signal running at 800 MHz.\u003c\/p\u003e","brand":"Samsung","offers":[{"title":"Default Title","offer_id":31151051538466,"sku":"M378B5173QH0-CK0","price":42.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0276\/2794\/6018\/products\/M378B5173QH0-CK0.jpg?v=1573941363"},{"product_id":"ddr3-1600-udimm-ct102464bd160b","title":"Crucial 8GB (1x 8GB) DDR3L-1600 PC3L-12800 1.35V \/ 1.5V DR x8 240-pin UDIMM RAM Module","description":"\u003ch3 style=\"padding-top:10px;\"\u003eProduct Overview\u003c\/h3\u003e\u003cp\u003eThis \u003cstrong\u003e8GB (1x 8GB) DDR3L 1600 MT\/s Dual rank, x8 configuration RAM module\u003c\/strong\u003e from \u003cstrong\u003eCrucial \u003c\/strong\u003eis for use in DDR3L compatible systems and operates at 1600 MT\/s with an overall transfer rate of PC3L-12800.\u003c\/p\u003e\u003cp\u003eThis RAM module also operates at a standard voltage of 1.35V \/ 1.5V and is designed to allow you to run more applications simultaneously,  switch between them faster, and provide a smoother computing experience.\u003c\/p\u003e\u003cbr\u003e\u003ctable class=\"table table-responsive table-condensed table-striped table-bordered\" style=\"width: 100%;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"25%\"\u003e\u003cstrong\u003ePart No.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCT102464BD160B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"25%\"\u003e\u003cstrong\u003eCapacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"75%\"\u003e8GB (1x 8GB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCrucial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpeed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDDR3L-1600 - 1600MT\/s - PC3L-12800\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.35V \/ 1.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTechnology\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDDR3L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eError Correction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNon-ECC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSignal Processing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUnbuffered\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eForm Factor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e240-pin UDIMM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRanks\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDual rank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConfiguration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1024M x8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePieces in Kit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3 style=\"padding-top:10px;\"\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eYou can verify the compatibility of this RAM module in a number of ways:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eUse the \u003ca href=\"\/\" target=\"_blank\"\u003eRamCity Finder\u003c\/a\u003e to see all guaranteed compatible RAM upgrades for your brand and model system or motherboard\u003c\/li\u003e\n\u003cli\u003eSearch online to see if this product is on the QVL (Qualified Vendor List) for your system or motherboard\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/\/\/help.ramcity.com.au\/hc\/en-us\/articles\/360001148956-Contact-Us\" target=\"_blank\"\u003eContact\u003c\/a\u003e one of our Upgrade Evangelists for an expert opinion\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3 style=\"padding-top:10px;\"\u003eWhy is the speed of this RAM module shown as 1600 MT\/s instead of 1600 Mhz?\u003c\/h3\u003e\u003cp\u003eWhen it comes to measuring DDR RAM speed, MT\/s and MHz are used interchangeably, which is not actually correct.\u003c\/p\u003e\u003cp\u003eDDR stands for double data rate which means data is transfers on both the rising and falling edges of the clock signal. Meaning that the transfer rate is roughly twice the speed of the I\/O bus clock. This RAM module runs at 800MHz per second, but the effective rate is 1600 megatransfers per second (MT\/s) because there are 800 million rising edges per second  and 800 million falling edges per second of a clock signal running at 800 MHz.\u003c\/p\u003e\u003ch3 style=\"padding-top:10px;\"\u003eDual Voltage for Newer and Older systems\u003c\/h3\u003e\u003cp\u003eThis RAM module supports voltages of both 1.35V and 1.5V.  If your original installed memory is 1.5V and you are adding a dual-voltage 1.35V\/1.5V module to an open DIMM slot, this dual-voltage RAM module will operate at 1.5V, not 1.35V.  If all installed memory modules are dual-voltage 1.35V\/1.5V and the system supports DDR3L (1.35V low voltage), then this RAM module will run at 1.35V.\u003c\/p\u003e","brand":"Crucial","offers":[{"title":"Default Title","offer_id":31151071854626,"sku":"CT102464BD160B","price":49.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0276\/2794\/6018\/products\/CT102464BD160B.jpg?v=1573941747"}],"url":"https:\/\/www.ramcity.com.au\/collections\/hp-compaq-pavilion-500-series-desktop-550-158nf\/brand_samsung.oembed","provider":"RamCity.com.au","version":"1.0","type":"link"}