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838085-B21 - HP Compatible 64GB PC4-21300 DDR4-2666Mhz 4Rx4 1.2v ECC LRDIMM
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838085-B21 - HP Compatible 64GB PC4-21300 DDR4-2666Mhz 4Rx4 1.2v ECC LRDIMM
  • Chipset: Major Brand Chipset
  • CAS Latency: CL15
  • Voltage: 1.20V
  • Type: 288-Pin DDR4 SDRAM
  • Model #: 838085-B21
  •  
  • $319.45 
8GB RAM Replacement for HP 669239-081, 669239-581, 669324-B21, 669324-B212, 684035-001, 815371-B21 | DDR3 1600MHz PC3-12800 ECC UDIMM 2Rx8 Server Memory
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  • $66.55 
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839985-B21 - HP Compatible 32GB PC4-17000 DDR4-2133MHz 4Rx4 1.2V ECC LRDIMM
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839985-B21 - HP Compatible 32GB PC4-17000 DDR4-2133MHz 4Rx4 1.2V ECC LRDIMM
  • Chipset: Major Brand Chipset
  • CAS Latency: CL15
  • Voltage: 1.20V
  • Type: 288-Pin DDR4 SDRAM
  • Model #: 839985-B21
  •  
  • $259.45 
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838087-B21 - HP Compatible 128GB PC4-21300 DDR4-2666MHz 8Rx4 1.2V ECC LRDIMM
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838087-B21 - HP Compatible 128GB PC4-21300 DDR4-2666MHz 8Rx4 1.2V ECC LRDIMM
  • Chipset: Major Brand Chipset
  • CAS Latency: CL15
  • Voltage: 1.20V
  • Type: 288-Pin DDR4 SDRAM
  • Model #: 838087-B21
  •  
  • $1,295.95 
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32GB RAM Replacement for HP 647904-B21, 684590-001, A2Z53AA | DDR3 1600MHz PC3L-12800 ECC LRDIMM 4Rx4 Server Memory
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32GB RAM Replacement for HP 647904-B21, 684590-001, A2Z53AA | DDR3 1600MHz PC3L-12800 ECC LRDIMM 4Rx4 Server Memory
  • Chipset: Major Brand Chipset
  • CAS Latency: CL11
  • Voltage: 1.35V
  • Rank: 4Rx4
  • Model #: 5053772483309
  •  
  • $68.35 
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805358-B21 - HP Compatible 64GB PC4-19200 DDR4-2400Mhz 4Rx4 1.2v ECC LRDIMM
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805358-B21 - HP Compatible 64GB PC4-19200 DDR4-2400Mhz 4Rx4 1.2v ECC LRDIMM
  • Chipset: Major Brand Chipset
  • CAS Latency: CL15
  • Voltage: 1.20V
  • Type: 288-Pin DDR4 SDRAM
  • Model #: 805358-B21
16GB RAM Replacement for HP 627812-B21, 628974-081, 647653-08H, 647653-08M, 647653-181, 647883-B21, 647901-B212, 647901-S21, 687464-001, AT110A | DDR3 1333MHz PC3L-10600 ECC RDIMM 2Rx4 Server Memory
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  • $39.99 
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880842-B21 - HP Compatible 64GB PC4-21300 DDR4-2666Mhz 4Rx4 1.2v ECC LRDIMM
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880842-B21 - HP Compatible 64GB PC4-21300 DDR4-2666Mhz 4Rx4 1.2v ECC LRDIMM
  • Chipset: Major Brand Chipset
  • Voltage: 1.20V
  • Type: 288-Pin DDR4 SDRAM
  • Rank: 4Rx4
  • Model #: 880842-B21
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  • $319.45 
OWC 16GB Replacement for HP 684066?B21 687465?001 A2Z52AA - DDR3 1600 PC3-12800 CL11 2Rx4 240-pin 1.5V ECC Registered RDIMM Memory RAM Module Upgrade
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OWC 16GB Replacement for HP 684066?B21 687465?001 A2Z52AA - DDR3 1600 PC3-12800 CL11 2Rx4 240-pin 1.5V ECC Registered RDIMM Memory RAM Module Upgrade
  • CAS Latency: CL11
  • Voltage: 1.5V
  • Part Number: 1R6D32R416GB
  • Type: 240-Pin DDR3 ECC RDIMM
  • Model #: OWC1R6D32R416GB-B638-SF
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  • $59.99 
Direct from OWC Direct from OWC
854596-B21 - HP Compatible 32GB PC4-19200 DDR4-2400Mhz 2Rx4 1.2v Registered RDIMM
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854596-B21 - HP Compatible 32GB PC4-19200 DDR4-2400Mhz 2Rx4 1.2v Registered RDIMM
  • Chipset: Major Brand Chipset
  • CAS Latency: CL15
  • Voltage: 1.20V
  • Type: 288-Pin DDR4 SDRAM
  • Model #: 854596-B21
  •  
  • $229.45 
859992-B21 - HP Compatible 64GB PC4-19200 DDR4-2400Mhz 4Rx4 1.2v ECC LRDIMM
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859992-B21 - HP Compatible 64GB PC4-19200 DDR4-2400Mhz 4Rx4 1.2v ECC LRDIMM
  • Chipset: Major Brand Chipset
  • Voltage: 1.20V
  • Type: 288-Pin DDR4 SDRAM
  • Rank: 4Rx4
  • Model #: 859992-B21
  •  
  • $459.45 
4GB RAM Replacement for HP 604504-B21, 605312-071, 606424-001, 616724-071, 647647-071, 647869-B21, 687457-001, 687458-001, A0R57A, AM386A, AT108A | DDR3 1333MHz PC3L-10600 ECC RDIMM 1Rx4 Server Memory
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  • $29.30 
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832800-B21 - HP Compatible 64GB PC4-21300 DDR4-2666MHz 4Rx4 1.2V ECC LRDIMM
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832800-B21 - HP Compatible 64GB PC4-21300 DDR4-2666MHz 4Rx4 1.2V ECC LRDIMM
  • Chipset: Major Brand Chipset
  • CAS Latency: CL15
  • Voltage: 1.20V
  • Type: 288-Pin DDR4 SDRAM
  • Model #: 832800-B21
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  • $319.45 
867853-B21 - HP Compatible 8GB PC4-21300 DDR4-2666Mhz 1Rx8 1.2v ECC Registered RDIMM
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867853-B21 - HP Compatible 8GB PC4-21300 DDR4-2666Mhz 1Rx8 1.2v ECC Registered RDIMM
  • Chipset: Major Brand Chipset
  • CAS Latency: CL15
  • Voltage: 1.20V
  • Type: 288-Pin DDR4 SDRAM
  • Model #: 867853-B21
  •  
  • $94.45 
805354-B21 - HP Compatible 32GB PC4-19200 DDR4-2400Mhz 2Rx4 1.2v ECC LRDIMM
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805354-B21 - HP Compatible 32GB PC4-19200 DDR4-2400Mhz 2Rx4 1.2v ECC LRDIMM
  • Chipset: Major Brand Chipset
  • CAS Latency: CL15
  • Voltage: 1.20V
  • Type: 288-Pin DDR4 SDRAM
  • Model #: 805354-B21
  •  
  • $239.45 
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867855-B21 - HP Compatible 16GB PC4-21300 DDR4-2666Mhz 1Rx4 1.2v ECC Registered RDIMM
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867855-B21 - HP Compatible 16GB PC4-21300 DDR4-2666Mhz 1Rx4 1.2v ECC Registered RDIMM
  • Chipset: Major Brand Chipset
  • CAS Latency: CL15
  • Voltage: 1.20V
  • Type: 288-Pin DDR4 SDRAM
  • Model #: 867855-B21
  •  
  • $159.45 
32GB RAM Replacement for HP 805353-B21, 809084-091, 809084-391, 819414-001, 867285-001 | DDR4 2400MHz PC4-19200 ECC LRDIMM 2Rx4 Server Memory
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  • $160.91 
Direct from A-Tech Direct from A-Tech
16GB RAM Replacement for HP 672309-581, 672612-081, 672612-181, 672631-B21, 672633-B21, 682415-001, 684031-001, 684066-B21, 688963-001, A2Z52AA | DDR3 1600MHz PC3-12800 ECC RDIMM 2Rx4 Server Memory
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  • $39.99 
  • Free Shipping
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64GB RAM Replacement for HP 1XD87AA, 815101-K21, 815101-S21, 838085-B21, 838085-K21, 840759-191, 840759-691, 868844-001, 881901-B21, 882449-001 | DDR4 2666MHz PC4-21300 ECC LRDIMM 4Rx4 Server Memory
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  • $377.29 
Direct from A-Tech Direct from A-Tech
4GB RAM Replacement for HP 662609-571, 662609-574, 669238-071, 669322-B21, 669322-B212, 682413-001, 684034-001, A2H32AV | DDR3 1600MHz PC3-12800 ECC UDIMM 2Rx8 Server Memory
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  • $26.60 
  • Free Shipping
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64GB RAM Replacement for HP 815101-B21, 815101-H21, 832800-B21, 838085-H21, 840759-091, 840759-791, 850882-001, 882362-091, P28223-B21, Q2D33A | DDR4 2666MHz PC4-21300 ECC LRDIMM 4Rx4 Server Memory
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  • $377.29 
Direct from A-Tech Direct from A-Tech
32GB RAM Replacement for HP 815100-S21, 832798-B21, 838083-B21, 838083-S21, 868843-001, 880841-B21, 881900-B21, 882448-001, P05590-K21, P06185-001 | DDR4 2666MHz PC4-21300 ECC RDIMM 2Rx4 Server Memory
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  • $220.08 
Direct from A-Tech Direct from A-Tech
16GB RAM Replacement for HP 647653-081, 647881-B21, 647883-S21, 687463-001 | DDR3 1333MHz PC3L-10600 ECC RDIMM 2Rx4 Server Memory
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16GB RAM Replacement for HP 647653-081, 647881-B21, 647883-S21, 687463-001 | DDR3 1333MHz PC3L-10600 ECC RDIMM 2Rx4 Server Memory
  • Chipset: Major Brand Chipset
  • CAS Latency: CL9
  • Voltage: 1.35V
  • Rank: 2Rx4
  • Model #: 5053772483200
  •  
  • $39.99 
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Direct from A-Tech Direct from A-Tech
128GB RAM Replacement for HP 1XD88AA, 1XD88AT, 815102-B21, 815102-H21, 815102-K21, 838087-B21, 838087-H21 HPE | DDR4 2666MHz PC4-21300 ECC LRDIMM 2S4Rx4 (8Rx4 3DS/TSV) Server Memory
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128GB RAM Replacement for HP 1XD88AA, 1XD88AT, 815102-B21, 815102-H21, 815102-K21, 838087-B21, 838087-H21 HPE | DDR4 2666MHz PC4-21300 ECC LRDIMM 2S4Rx4 (8Rx4 3DS/TSV) Server Memory
  • Chipset: Major Brand Chipset
  • CAS Latency: CL15
  • Voltage: 1.20V
  • Part Number: 1XD88AA, 1XD88AT, 815102-B21, 815102-H21, 815102-K21, 838087-B21, 838087-H21
  • Model #: NE-PNR-1517
  •  
  • $819.82 
Direct from A-Tech Direct from A-Tech
851353-B21 - HP Compatible 8GB PC4-19200 DDR4-2400Mhz 1Rx8 1.2v Registered RDIMM
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851353-B21 - HP Compatible 8GB PC4-19200 DDR4-2400Mhz 1Rx8 1.2v Registered RDIMM
  • Chipset: Major Brand Chipset
  • CAS Latency: CL15
  • Voltage: 1.20V
  • Type: 288-Pin DDR4 SDRAM
  • Model #: 851353-B21
  •  
  • $99.45 
16GB RAM Replacement for HP 1VW65AA, 853289-091, 863372-001, 863953-B21, 913800-001, Y7B53AA, Y7B53AT | DDR4 2400MHz PC4-19200 ECC SODIMM 2Rx8 Server Memory
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  • $179.99 
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854594-B21 - HP Compatible 16GB PC4-19200 DDR4-2400Mhz 1Rx4 1.2v Registered RDIMM
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854594-B21 - HP Compatible 16GB PC4-19200 DDR4-2400Mhz 1Rx4 1.2v Registered RDIMM
  • Chipset: Major Brand Chipset
  • CAS Latency: CL15
  • Voltage: 1.20V
  • Type: 288-Pin DDR4 SDRAM
  • Model #: 854594-B21
  •  
  • $139.45 
815102-B21 - HP Compatible 128GB PC4-21300 DDR4-2666MHz 8Rx4 1.2V ECC LRDIMM
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815102-B21 - HP Compatible 128GB PC4-21300 DDR4-2666MHz 8Rx4 1.2V ECC LRDIMM
  • Chipset: Major Brand Chipset
  • CAS Latency: CL15
  • Voltage: 1.20V
  • Type: 288-Pin DDR4 SDRAM
  • Model #: 815102-B21
  •  
  • $1,195.95 
  • Free Shipping
16GB RAM Replacement for HP 850833-001, 867459-091, P00423-B21, P00423-H21, P00423-K21, P00424-B21, P00867-001 | DDR4 2400MHz PC4-19200 ECC RDIMM 2Rx8 Server Memory
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  • $120.59 
Direct from A-Tech Direct from A-Tech
64GB RAM Replacement for HP 805358-B21, 805358-H21, 805358-K21, 805358-S21, 809085-091, 819413-001, 859992-B21, 862934-B21, Q1V93A, T9V42AA | DDR4 2400MHz PC4-19200 ECC LRDIMM 4Rx4 Server Memory
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  • $353.19 
Direct from A-Tech Direct from A-Tech
16GB RAM Replacement for HP 838089-B21, P06184-001 | DDR4 2666MHz PC4-21300 ECC RDIMM 2Rx8 Server Memory
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16GB RAM Replacement for HP 838089-B21, P06184-001 | DDR4 2666MHz PC4-21300 ECC RDIMM 2Rx8 Server Memory
  • Chipset: Major Brand Chipset
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Rank: 2Rx8
  • Model #: 5053772484139
  •  
  • $183.14 
Direct from A-Tech Direct from A-Tech
16GB RAM Replacement for HP 815098-B21, 815098-K21, 838081-H21, 838081-K21, 840757-091, 840757-191, 845264-B21, 872970-001, 881067-B21, P26030-001 | DDR4 2666MHz PC4-21300 ECC RDIMM 1Rx4 Server Memory
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  • $161.16 
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OWC 16GB Replacement for HP 684316?181 688963?001 713756?081 713985?B21 713985?B211 - DDR3L 1600 PC3L-12800 CL11 2Rx4 240-pin 1.35V ECC Registered RDIMM Memory RAM Module Upgrade
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  • $59.99 
Direct from OWC Direct from OWC
879507-B21 - HP Compatible 16GB PC4-21300 DDR4-2666MHz 2Rx8 1.2V ECC UDIMM
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879507-B21 - HP Compatible 16GB PC4-21300 DDR4-2666MHz 2Rx8 1.2V ECC UDIMM
  • CAS Latency: CL15
  • Voltage: 1.20V
  • Chipset: Major Brand Chipset
  • ECC: Yes
  • Model #: 879507-B21
  •  
  • $284.45 
851007-B21 - HP Compatible 32GB PC4-19200 DDR4-2400Mhz 2Rx4 1.2v ECC Registered RDIMM
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851007-B21 - HP Compatible 32GB PC4-19200 DDR4-2400Mhz 2Rx4 1.2v ECC Registered RDIMM
  • Chipset: Major Brand Chipset
  • Voltage: 1.20V
  • Type: 288-Pin DDR4 SDRAM
  • Rank: 2Rx4
  • Model #: 851007-B21
  •  
  • $229.45 
879505-B21 - HP Compatible 8GB PC4-21300 DDR4-2666MHz 1Rx8 1.2V ECC UDIMM
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879505-B21 - HP Compatible 8GB PC4-21300 DDR4-2666MHz 1Rx8 1.2V ECC UDIMM
  • CAS Latency: CL15
  • Voltage: 1.20V
  • Chipset: Major Brand Chipset
  • ECC: Yes
  • Model #: 879505-B21
  •  
  • $94.45