{"product_id":"samsung-32gb-ddr3-1066-cdimm-ibm-power-m396b4g73db0-yf8m1","title":"Samsung 32GB 1066MHz DDR3 PC3-8500 ECC 276-Pin CDIMM CL7 Memory for IBM Power 770 \/ 780 - M396B4G73DB0-YF8M1","description":"\u003cp\u003eThe Samsung M396B4G73DB0-YF8M1 is a 32GB DDR3 memory module for IBM Power 770 and 780 servers. It is a custom 276-pin DIMM, called a CDIMM, and it runs at 1066 MT\/s. It does not fit standard Dell, HP, or Lenovo servers.\u003c\/p\u003e\n\u003ch2\u003eReading M396B4G73DB0-YF8M1\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eM396:\u003c\/strong\u003e Samsung's standard registered DIMMs start with M393 and load-reduced ones with M386. The 96 marks a different, IBM-style module.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eB:\u003c\/strong\u003e DDR3 memory.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4G7:\u003c\/strong\u003e a 4G by 72-bit layout, which is 32GB with ECC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3:\u003c\/strong\u003e x8 memory chips.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eD:\u003c\/strong\u003e D-die, Samsung's fifth-generation DRAM die.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eB:\u003c\/strong\u003e flip-chip package.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYF8:\u003c\/strong\u003e DDR3-1066 at CL7, rated for 1.35V.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM1:\u003c\/strong\u003e an extra suffix seen on these IBM builds.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eThis build and the BH0 build\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eM396B4G73DB0-YF8M1 (this module)\u003c\/th\u003e\n\u003cth\u003eM396B4G73BH0-YF8M1\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDRAM die\u003c\/th\u003e\n\u003ctd\u003eD-die, 5th generation\u003c\/td\u003e\n\u003ctd\u003eB-die, 3rd generation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePackage\u003c\/th\u003e\n\u003ctd\u003eFlip chip\u003c\/td\u003e\n\u003ctd\u003eStandard FBGA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCapacity\u003c\/th\u003e\n\u003ctd\u003e32GB\u003c\/td\u003e\n\u003ctd\u003e32GB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSpeed code\u003c\/th\u003e\n\u003ctd\u003eYF8 (DDR3-1066, CL7)\u003c\/td\u003e\n\u003ctd\u003eYF8 (DDR3-1066, CL7)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eBoth are 32GB IBM Power memory with the same speed code. Only the DRAM die and the package differ. When you replace a module, match the part number on the ones already installed.\u003c\/p\u003e\n\u003ch2\u003eWhere it fits\u003c\/h2\u003e\n\u003cp\u003eIBM's Power 770 and Power 780 servers use 276-pin DDR3 DIMMs, and each DIMM has its own memory buffer. Each processor card has 16 DIMM slots running at 1066 MHz. IBM sold the 32GB size in sets of four: feature 5602 on POWER7 and EM42 on POWER7+. Four modules make 128GB. Sixteen make 512GB.\u003c\/p\u003e\n\u003cp\u003eIBM sells this memory as Capacity Upgrade on Demand, so check your server's activations and IBM's feature list before you plan an upgrade.\u003c\/p\u003e\n\u003ch2\u003eWhy some listings disagree\u003c\/h2\u003e\n\u003cp\u003eSome sellers show 1333MHz, CL9, and 1.5V for this module. Those numbers do not match Samsung's YF8 code or IBM's documents, which both point to 1066MHz. At 1066 MT\/s the module moves 8.5 GB\/s.\u003c\/p\u003e\n\u003ch2\u003eQuick answers\u003c\/h2\u003e\n\u003ch3\u003eIs it the same as the BH0 module?\u003c\/h3\u003e\n\u003cp\u003eNo. The part numbers differ, and so do the DRAM die and package. They do the same job in the same IBM servers.\u003c\/p\u003e\n\u003ch3\u003eDoes it work in a standard server?\u003c\/h3\u003e\n\u003cp\u003eNo. The 276-pin connector is an IBM Power design, and standard boards use 240 pins for DDR3.\u003c\/p\u003e\n\u003ch2\u003eM396B4G73DB0-YF8M1 specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eSamsung\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePart number\u003c\/th\u003e\n\u003ctd\u003eM396B4G73DB0-YF8M1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMade for\u003c\/th\u003e\n\u003ctd\u003eIBM Power 770 and 780\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCapacity\u003c\/th\u003e\n\u003ctd\u003e32GB (4G x 72)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eType\u003c\/th\u003e\n\u003ctd\u003eDDR3 CDIMM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSpeed\u003c\/th\u003e\n\u003ctd\u003e1066 MT\/s (PC3-8500)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBandwidth\u003c\/th\u003e\n\u003ctd\u003e8.5 GB\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTiming\u003c\/th\u003e\n\u003ctd\u003eCL7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eVoltage rating\u003c\/th\u003e\n\u003ctd\u003e1.35V (YF8 code)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePins\u003c\/th\u003e\n\u003ctd\u003e276\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eChip width\u003c\/th\u003e\n\u003ctd\u003ex8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDRAM die\u003c\/th\u003e\n\u003ctd\u003eD-die (5th generation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePackage\u003c\/th\u003e\n\u003ctd\u003eFlip chip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Samsung","offers":[{"title":"Default Title","offer_id":62811033633139,"sku":"M396B4G73DB0-YF8M1","price":1157.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0992\/9546\/1747\/files\/m396b4g73db0-yf8m1.jpg?v=1778022014","url":"https:\/\/cpurepublic.com\/products\/samsung-32gb-ddr3-1066-cdimm-ibm-power-m396b4g73db0-yf8m1","provider":"CPU Republic LLC","version":"1.0","type":"link"}