{"product_id":"hpe-16gb-2666mhz-ddr4-pc4-21300-ecc-registered-cl19-288-pin-non-volatile-dimm-12v-single-rank-x4-memory-module-845264-b21","title":"HPE 16GB 2666MHz DDR4 PC4-21300 ECC Registered CL19 288-Pin Non-Volatile DIMM 1.2V Single Rank x4 Memory Module - 845264-B21","description":"\u003ch2\u003eHPE 16GB DDR4-2666 ECC Non-Volatile RDIMM — 845264-B21\u003c\/h2\u003e\u003cp\u003eThe HPE 845264-B21 is a 16GB DDR4-2666 (PC4-21300) ECC Non-Volatile DIMM (NVDIMM) in single-rank 1Rx4 configuration and is the standard option kit for HPE ProLiant Gen10 servers. Combining DRAM-speed performance with flash-backed data persistence, it enables ultra-low-latency persistent memory for transaction logs, database checkpoints, and in-memory computing workloads on Gen10 platforms.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e16GB DDR4-2666 NVDIMM option kit — standard procurement for Gen10 persistent memory builds\u003c\/li\u003e\n\u003cli\u003eFlash-backed non-volatile persistence retains data across power cycles and system resets\u003c\/li\u003e\n\u003cli\u003eDRAM-speed access at DDR4-2666 with persistence for ultra-low-latency storage workloads\u003c\/li\u003e\n\u003cli\u003e1Rx4 single-rank ECC for reliable persistent memory operation in Gen10 platforms\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePart Number: 845264-B21\u003c\/li\u003e\n\u003cli\u003eManufacturer: HPE\u003c\/li\u003e\n\u003cli\u003eCapacity: 16GB\u003c\/li\u003e\n\u003cli\u003eType: DDR4 ECC Non-Volatile DIMM (NVDIMM)\u003c\/li\u003e\n\u003cli\u003eSpeed: 2666MHz (PC4-21300)\u003c\/li\u003e\n\u003cli\u003eCAS Latency: CL19\u003c\/li\u003e\n\u003cli\u003eVoltage: 1.2V\u003c\/li\u003e\n\u003cli\u003eRanks x Width: 1Rx4\u003c\/li\u003e\n\u003cli\u003ePins: 288-pin\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMemory Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMemory Standard: JEDEC DDR4-2666\u003c\/li\u003e\n\u003cli\u003eError Correction: ECC (single-bit correction, multi-bit detection)\u003c\/li\u003e\n\u003cli\u003eBuffer Type: Registered Non-Volatile DIMM (NVDIMM)\u003c\/li\u003e\n\u003cli\u003ePersistence: Flash-backed — retains data on power loss via BBU\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePerformance Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePeak Bandwidth: ~42.7 GB\/s (PC4-21300) at DRAM speed with persistence\u003c\/li\u003e\n\u003cli\u003eECC Type: Single-bit error correction, multi-bit error detection\u003c\/li\u003e\n\u003cli\u003ePersistence: Transparent flash backup — DRAM latency during normal operation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHPE ProLiant Gen10 standard NVDIMM option kit for persistent memory deployments\u003c\/li\u003e\n\u003cli\u003eDatabase write-ahead logs and transaction journal acceleration\u003c\/li\u003e\n\u003cli\u003eIn-memory computing with persistent data retention across Gen10 power cycles\u003c\/li\u003e\n\u003cli\u003eUltra-low-latency persistent storage tier alongside standard RDIMM channels\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHPE ProLiant DL380 Gen10, DL360 Gen10 with NVDIMM-capable memory slots\u003c\/li\u003e\n\u003cli\u003eIntel Xeon Scalable 1st\/2nd Generation (Skylake-SP \/ Cascade Lake-SP) with NVDIMM support\u003c\/li\u003e\n\u003cli\u003eRequires HPE NVDIMM Backup Power Module (BBU) for data persistence on power loss\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cdl\u003e\n\u003cdt\u003eIs 845264-B21 interchangeable with 874540-001 and 825109-091?\u003c\/dt\u003e\n\u003cdd\u003eYes — 845264-B21 is the option kit, 874540-001 is the spare part, and 825109-091 is a factory\/OEM variant. All are HPE 16GB DDR4-2666 ECC NVDIMM 1Rx4 — fully interchangeable in Gen10 supported configurations with the appropriate BBU.\u003c\/dd\u003e\n\u003cdt\u003eWhat HPE backup power module is required for 845264-B21?\u003c\/dt\u003e\n\u003cdd\u003eHPE NVDIMMs require an HPE NVDIMM Backup Power Module (BBU) installed in the server to enable flash persistence on power loss. Consult HPE ProLiant DL380\/DL360 Gen10 QuickSpecs for the specific BBU part number required.\u003c\/dd\u003e\n\u003cdt\u003eHow many NVDIMMs can be installed in a ProLiant Gen10 server?\u003c\/dt\u003e\n\u003cdd\u003eNVDIMM population rules vary by server model and processor configuration. HPE ProLiant Gen10 typically supports a limited number of NVDIMM slots per processor socket. Consult HPE ProLiant Gen10 QuickSpecs for maximum NVDIMM population and slot placement rules.\u003c\/dd\u003e\n\u003c\/dl\u003e\u003cp\u003eThe HPE 845264-B21 16GB DDR4-2666 NVDIMM option kit delivers DRAM-speed persistent memory for HPE ProLiant Gen10 deployments. Get it in stock at a competitive price — order today.\u003c\/p\u003e","brand":"HPE","offers":[{"title":"Default Title","offer_id":48094298472609,"sku":"845264-B21","price":0.0,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2216\/8673\/files\/HPE-16GB-2666MHz-DDR4-PC4-21300-ECC-Registered-CL19-288-Pin-Non-Volatile-DIMM-1_2V-Single-Rank-x4-Memory-Module-845264-B21.jpg?v=1792132081","url":"https:\/\/www.foxti.com.br\/products\/hpe-16gb-2666mhz-ddr4-pc4-21300-ecc-registered-cl19-288-pin-non-volatile-dimm-12v-single-rank-x4-memory-module-845264-b21","provider":"FoxTI","version":"1.0","type":"link"}