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Key Features

  • No matter how heavy and numerous the applications that you are using, 1333 MHz memory speed with registered signal and CL9 latency will run them smoothly
  • DIMM 4 GB memory smoothly executes complex apps and games
  • 240-pin-pin DDR3-1333/PC3-10664 interface synchronizes electrical and clock signals for an efficient data transfer rate
  • Allow convenient and fast access to the stored information your computer is actively using for maximum efficiency
  • Registered signal processing allows high speed and accuracy to allow maximum reliability
  • 1 x 4GB modules for enhanced memory reliability and productivity
  • CL9 CAS latency for quicker access to the required location in a timely efficient manner
  • 240-pin for optimal performance and maximum reliability
  • DIMM form factor with 240-pin and 4 GB memory size for enhanced performance and speed to allow maximum usability
ADD-ON RAM Modules

ADDON HP 647871-B21 COMPATIBLE FACTORY ORIGINAL 4GB DDR3-1333MHZ REGISTERED ECC

Mfr # 647871-B21-AM SKU 4103657 UPC 821455233191

$28.72 MSRP $54.50 Save 47%

Regular price saves you $25.78 against MSRP.

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Product Overview

ADDON HP 647871-B21 COMPATIBLE FACTORY ORIGINAL 4GB DDR3-1333MHZ REGISTERED ECC

  • 4GB DDR3-1333MHZ SR RDIMM F/HP
  • AddOn HP® 647871-B21 Compatible Factory Original 4GB DDR3-1333MHz Registered ECC Single Rank x4 1.35V 240-pin RDIMM - 4 GB (1 x 4GB) - DDR3-1333/PC3-10664 DDR3 SDRAM - 1333 MHz Single-rank Memory - CL9 - 1.35 V - ECC - Registered - 240-pin - DIMM - Lifetime Warranty
  • AddOn HP® 647871-B21 Compatible Factory Original 4GB DDR3-1333MHz Registered ECC Single Rank x4 1.35V 240-pin RDIMM
  • 4 GB (1 x 4GB) - DDR3-1333/PC3-10664 DDR3 SDRAM - 1333 MHz Single-rank Memory - CL9 - 1.35 V - ECC - Registered - 240-pin - DIMM - Lifetime Warranty

Technical Specifications

Product Type RAM Module
CAS Latency CL9
Error Checking ECC
Manufacturer Part Number 647871-B21-AM
Number of Modules 1 x 4GB
Number of Pins 240-pin
Packaged Quantity 1
Signal Processing Registered
Limited Warranty Lifetime
Thickness 300 mil
Weight (Approximate) 12 oz
Form Factor DIMM
Manufacturer AddOn
Memory Speed 1333 MHz
Product Name 4GB DDR3 SDRAM Memory Module
Memory Size 4 GB
Brand Name AddOn
Memory Technology DDR3 SDRAM
Country of Origin China
Memory Standard DDR3-1333/PC3-10664
Width 1.5"
Memory Voltage 1.35 V
TAA Compliant No
Memory Rank Single-rank

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0.5
Weight (lbs)
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