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OWC 8GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade Compatible with ASUSTOR AS6504RD AS6504RS LOCKERSTOR 8 AS6508T AS6510T AS6512RD
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OWC 8GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade Compatible with ASUSTOR AS6504RD AS6504RS LOCKERSTOR 8 AS6508T AS6510T AS6512RD
  • Voltage: 1.2V
  • Compatible System: ASUSTOR AS6504RD ASUSTOR AS6504RS ASUSTOR AS6508T ASUSTOR AS6510T ASUSTOR AS6512RD
  • CAS Latency: CL19
  • Part Number: 2C6D41R808GB
  • Model #: OWC2C6D41R808GB-B777-SF
  •  
  • $74.99 
Available Direct from OWC Available Direct from OWC
OWC 128GB DDR4 2666 PC4-21300 CL19 8Rx4 288-pin 1.2V ECC Registered RDIMM Memory RAM Module Upgrade Compatible with Dell PowerEdge MX840c XR2
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  •  
  • $899.99 
Direct from OWC Direct from OWC
OWC 32GB (2x16GB) DDR4 2666 PC4-21300 CL19 2Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade Kit Compatible with Synology DiskStation RS1522+
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OWC 32GB (2x16GB) DDR4 2666 PC4-21300 CL19 2Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade Kit Compatible with Synology DiskStation RS1522+
  • Voltage: 1.2V
  • Compatible System: Synology DiskStation RS1522+
  • CAS Latency: CL19
  • Part Number: 2C6D42R8032P
  • Model #: OWC2C6D42R8032P-B766-SF
  •  
  • $313.89 
Available Direct from OWC Available Direct from OWC
Crucial 32GB Kit (16GBx2) DDR4 2666 MT/s (PC4-21300) CL19 DR x8 SODIMM 260-Pin for Mac - CT2K16G4S266M
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Crucial 32GB Kit (16GBx2) DDR4 2666 MT/s (PC4-21300) CL19 DR x8 SODIMM 260-Pin for Mac - CT2K16G4S266M
  • Brand: Crucial
  • Capacity: 32GB (16 x 2GB)
  • Speed: DDR4 2666 (PC4 21300)
  • Compatible System: Apple
  • Model #: CT2K16G4S266M
  •  
  • $234.99 
OWC 32GB (2x16GB) DDR4 2666 PC4-21300 CL19 2Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade Compatible with Synology ActiveProtect DP320 DP340
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  •  
  • $313.89 
Direct from OWC Direct from OWC
OWC 16GB DDR4 2666 PC4-21300 CL19 2Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade Compatible with Synology DiskStation DS1525+ DS1825+ DS1825xs+ DS725+ DS925+
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OWC 16GB DDR4 2666 PC4-21300 CL19 2Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade Compatible with Synology DiskStation DS1525+ DS1825+ DS1825xs+ DS725+ DS925+
  • Voltage: 1.2V
  • Compatible System: Synology DiskStation DS1525+ Synology DiskStation DS1825+ Synology DiskStation DS1825xs+ Synology DiskStation DS725+ Synology DiskStation DS925+
  • CAS Latency: CL19
  • Part Number: 2C6D42R816GB
  • Model #: OWC2C6D42R816GB-C328-SF
  •  
  • $157.26 
Available Direct from OWC Available Direct from OWC
OWC 16GB DDR4 2666 PC4-21300 CL19 2Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade Compatible with Synology ActiveProtect DP320 DP340
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  •  
  • $157.26 
Direct from OWC Direct from OWC
OWC 4GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V SODIMM Memory RAM Module Upgrade Compatible with Synology DiskStation DS425+
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OWC 4GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V SODIMM Memory RAM Module Upgrade Compatible with Synology DiskStation DS425+
  • Voltage: 1.2V
  • Compatible System: Synology DiskStation DS425+ Synology DiskStation DS1825+ Synology DiskStation DS1825xs+ Synology DiskStation DS725+ Synology DiskStation DS925+
  • CAS Latency: CL19
  • Part Number: 2S6D41R804GB
  • Model #: OWC2S6D41R804GB-C332-SF
  •  
  • $34.99 
Direct from OWC Direct from OWC
OWC 4GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V Non-ECC SODIMM Memory RAM Module Upgrade Compatible with Synology DiskStation DS220+ DS224+ DS420+ DS423+ DS720+ DS920+
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OWC 4GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V Non-ECC SODIMM Memory RAM Module Upgrade Compatible with Synology DiskStation DS220+ DS224+ DS420+ DS423+ DS720+ DS920+
  • Voltage: 1.2V
  • Compatible System: Synology DiskStation DS220+ Synology DiskStation DS420+ Synology DiskStation DS423+ Synology DiskStation DS720+ Synology DiskStation DS920+
  • CAS Latency: CL19
  • Part Number: 2S6D41R804GB
  • Model #: OWC2S6D41R804GB-B767-SF
  •  
  • $34.99 
Available Direct from OWC Available Direct from OWC
OWC 8GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V Non-ECC SODIMM Memory RAM Module Upgrade Compatible with QNAP TS-435XeU TS-473A TS-673A TS-873A TVS-472XT
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OWC 8GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V Non-ECC SODIMM Memory RAM Module Upgrade Compatible with QNAP TS-435XeU TS-473A TS-673A TS-873A TVS-472XT
  • Voltage: 1.2V
  • Compatible System: QNAP TS-435XeU QNAP TS-473A QNAP TS-673A QNAP TS-873A QNAP TVS-472XT
  • CAS Latency: CL19
  • Part Number: 2S6D41R808GB
  • Model #: OWC2S6D41R808GB-B553-SF
  •  
  • $59.99 
Available Direct from OWC Available Direct from OWC
OWC 32GB DDR4 2666 PC4-21300 CL19 2Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade Compatible with QNAP TS-h973AX
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OWC 32GB DDR4 2666 PC4-21300 CL19 2Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade Compatible with QNAP TS-h973AX
  • Voltage: 1.2V
  • Compatible System: QNAP TS-h973AX
  • CAS Latency: CL19
  • Part Number: 2C6D42R832GB
  • Model #: OWC2C6D42R832GB-B546-SF
  •  
  • $298.88 
Available Direct from OWC Available Direct from OWC
OWC 8GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V Non-ECC SODIMM Memory RAM Module Upgrade Compatible with QNAP TS-332X TS-473 TS-673 TS-832PX TS-832X TS-464-4G
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OWC 8GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V Non-ECC SODIMM Memory RAM Module Upgrade Compatible with QNAP TS-332X TS-473 TS-673 TS-832PX TS-832X TS-464-4G
  • Voltage: 1.2V
  • Compatible System: QNAP TS-332X QNAP TS-473 QNAP TS-673 QNAP TS-832PX QNAP TS-832X
  • CAS Latency: CL19
  • Part Number: 2S6D41R808GB
  • Model #: OWC2S6D41R808GB-B552-SF
  •  
  • $59.99 
Available Direct from OWC Available Direct from OWC
OWC 8GB DDR4 2666 PC4-21300 CL19 1Rx8 288-pin 1.2V ECC Unbuffered UDIMM Memory RAM Module Upgrade Compatible with PowerEdge R240 T140 T40
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OWC 8GB DDR4 2666 PC4-21300 CL19 1Rx8 288-pin 1.2V ECC Unbuffered UDIMM Memory RAM Module Upgrade Compatible with PowerEdge R240 T140 T40
  • Voltage: 1.2V
  • Compatible System: PowerEdge R240 PowerEdge T140 PowerEdge T40
  • CAS Latency: CL19
  • Part Number: 2E6D41R808GB
  • Model #: OWC2E6D41R808GB-C067-SF
  •  
  • $74.99 
Available Direct from OWC Available Direct from OWC
OWC 4GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V Non-ECC SODIMM Memory RAM Module Upgrade Compatible with QNAP TS-1253DU-RP
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OWC 4GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V Non-ECC SODIMM Memory RAM Module Upgrade Compatible with QNAP TS-1253DU-RP
  • Voltage: 1.2V
  • Compatible System: QNAP TS-1253DU-RP
  • CAS Latency: CL19
  • Part Number: 2S6D41R804GB
  • Model #: OWC2S6D41R804GB-B551-SF
  •  
  • $34.99 
Direct from OWC Direct from OWC
OWC 64GB DDR4 2666 PC4-21300 CL19 4Rx4 288-pin 1.2V ECC Registered DIMM Memory RAM Module Upgrade Compatible with Fujitsu PRIMERGY RX4770 M4
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  •  
  • $529.99 
Available Direct from OWC Available Direct from OWC
OWC 16GB DDR4 2666 PC4-21300 CL19 2Rx8 260-pin 1.2V SODIMM Memory RAM Module Upgrade Compatible with GMKtec NucBox 3
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  •  
  • $109.99 
Direct from OWC Direct from OWC
OWC 32GB DDR4 2666 PC4-21300 CL19 2Rx4 288-pin 1.2V ECC Registered RDIMM Memory RAM Module Upgrade Compatible with Synology ActiveProtect DP7200 DP7400
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OWC 32GB DDR4 2666 PC4-21300 CL19 2Rx4 288-pin 1.2V ECC Registered RDIMM Memory RAM Module Upgrade Compatible with Synology ActiveProtect DP7200 DP7400
  • Part Number: 2R6D42R432GB
  • Type: 288-Pin DDR4 ECC RDIMM
  • CAS Latency: 19
  • Voltage: 1.2V
  • Model #: OWC2R6D42R432GB-C471-SF
  •  
  • $309.99 
Available Direct from OWC Available Direct from OWC
OWC 16GB DDR4 2666 PC4-21300 CL19 2Rx8 288-pin 1.2V ECC Unbuffered UDIMM Memory RAM Module Upgrade Compatible with QNAP TNS-h1083X TS-1283XU-RP TS-1683XU-RP TS-2483XU-RP TS-883XU
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OWC 16GB DDR4 2666 PC4-21300 CL19 2Rx8 288-pin 1.2V ECC Unbuffered UDIMM Memory RAM Module Upgrade Compatible with QNAP TNS-h1083X TS-1283XU-RP TS-1683XU-RP TS-2483XU-RP TS-883XU
  • Voltage: 1.2V
  • Compatible System: QNAP TNS-h1083X QNAP TS-1283XU-RP QNAP TS-1683XU-RP QNAP TS-2483XU-RP QNAP TS-883XU
  • CAS Latency: CL19
  • Part Number: 2E6D42R816GB
  • Model #: OWC2E6D42R816GB-B547-SF
  •  
  • $157.26 
Available Direct from OWC Available Direct from OWC
OWC 16GB DDR4 2666 PC4-21300 CL19 2Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Replacement for AS-16GECD4 92M11-S16ECD40 Compatible with ASUSTOR LOCKERSTOR 10 PROAS7110T
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OWC 16GB DDR4 2666 PC4-21300 CL19 2Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Replacement for AS-16GECD4 92M11-S16ECD40 Compatible with ASUSTOR LOCKERSTOR 10 PROAS7110T
  • Voltage: 1.2V
  • Compatible System: ASUSTOR AS7110T
  • CAS Latency: CL19
  • Part Number: 2C6D42R816GB
  • Model #: OWC2C6D42R816GB-B778-SF
  •  
  • $157.26 
Available Direct from OWC Available Direct from OWC
OWC 32GB (2x16GB) DDR4 2666 PC4-21300 CL19 2Rx8 260-pin 1.2V SODIMM Memory RAM Module Upgrade Compatible with GMKtec NucBox 2
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  •  
  • $219.54 
Direct from OWC Direct from OWC
OWC 16GB (2x8GB) DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade Compatible with Synology ActiveProtect DP320 DP340
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  •  
  • $149.83 
Direct from OWC Direct from OWC
OWC 16GB DDR4 2666MHz PC4-21300 CL19 2RX8 ECC Unbuffered SODIMM 1.2V 260-pin Memory RAM Compatible with Synology D4ECSO-2666-16G, D4ES01-16G
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  •  
  • $157.26 
Available Direct from OWC Available Direct from OWC
OWC 64GB (2x32GB) DDR4 2666 PC4-21300 CL19 2Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade Kit Compatible with Synology DiskStation DS1621+ DS1621xs+
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OWC 64GB (2x32GB) DDR4 2666 PC4-21300 CL19 2Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade Kit Compatible with Synology DiskStation DS1621+ DS1621xs+
  • Voltage: 1.2V
  • Compatible System: Synology DiskStation DS1621+ Synology DiskStation DS1621xs+
  • CAS Latency: CL19
  • Part Number: 2C6D42R8064P
  • Model #: OWC2C6D42R8064P-ZAF-SF
  •  
  • $594.77 
Direct from OWC Direct from OWC
OWC 64GB (2x32GB) DDR4 2666 PC4-21300 CL19 2Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade Kit Compatible with Synology DiskStation RS1221+ RS1221RP+
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OWC 64GB (2x32GB) DDR4 2666 PC4-21300 CL19 2Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade Kit Compatible with Synology DiskStation RS1221+ RS1221RP+
  • Voltage: 1.2V
  • Compatible System: Synology DiskStation RS1221+ Synology DiskStation RS1221RP+
  • CAS Latency: CL19
  • Part Number: 2C6D42R8064P
  • Model #: OWC2C6D42R8064P-ZAO-SF
  •  
  • $594.77 
Direct from OWC Direct from OWC
OWC 8GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V Non-ECC SODIMM Memory RAM Module Upgrade Compatible with QNAP TVS-672N TVS-673e TVS-872N TVS-873e TVS-951X
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OWC 8GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V Non-ECC SODIMM Memory RAM Module Upgrade Compatible with QNAP TVS-672N TVS-673e TVS-872N TVS-873e TVS-951X
  • Voltage: 1.2V
  • Compatible System: QNAP TVS-672N QNAP TVS-673e QNAP TVS-872N QNAP TVS-873e QNAP TVS-951X
  • CAS Latency: CL19
  • Part Number: 2S6D41R808GB
  • Model #: OWC2S6D41R808GB-B555-SF
  •  
  • $59.99 
Available Direct from OWC Available Direct from OWC
OWC 8GB DDR4 2666 PC4-21300 CL19 1Rx8 288-pin 1.2V ECC Unbuffered DIMM Memory RAM Module Upgrade Compatible with Synology NAS SA3400D
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OWC 8GB DDR4 2666 PC4-21300 CL19 1Rx8 288-pin 1.2V ECC Unbuffered DIMM Memory RAM Module Upgrade Compatible with Synology NAS SA3400D
  • Brand: OWC
  • Capacity: 8GB
  • Speed: DDR4 2666 (PC4 21300)
  • ECC: Yes
  • Model #: OWC2E6D41R808GB-C330-SF
  •  
  • $74.99 
Available Direct from OWC Available Direct from OWC
Timetec 4GB DDR4 2666MHz Non-ECC Unbuffered SODIMM Replacement for Synology D4NESO-2666-4G (Compatible for RS820RP+, RS820+, DS920+, DS720+, DS420+, DS220+, DS2419+, DS2419+II, DS1819+, DVA3219, DS161
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  •  
  • $31.99 
  • Free Shipping
Available Direct from Timetec Available Direct from Timetec
OWC 8GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade Compatible with Synology ActiveProtect DP320 DP340
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  •  
  • $74.99 
Direct from OWC Direct from OWC
OWC 8GB DDR4 2666 PC4-21300 CL19 1Rx8 288-pin 1.2V ECC Unbuffered UDIMM Memory RAM Module Upgrade Compatible with QNAP TS-h1283XU-RP TS-h1683XU-RP TS-h2483XU-RP TS-h686 TS-h886
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OWC 8GB DDR4 2666 PC4-21300 CL19 1Rx8 288-pin 1.2V ECC Unbuffered UDIMM Memory RAM Module Upgrade Compatible with QNAP TS-h1283XU-RP TS-h1683XU-RP TS-h2483XU-RP TS-h686 TS-h886
  • Voltage: 1.2V
  • Compatible System: QNAP TS-h1283XU-RP QNAP TS-h1683XU-RP QNAP TS-h2483XU-RP QNAP TS-h686 QNAP TS-h886
  • CAS Latency: CL19
  • Part Number: 2E6D41R808GB
  • Model #: OWC2E6D41R808GB-B549-SF
  •  
  • $74.99 
Available Direct from OWC Available Direct from OWC
OWC 16GB DDR4 2666 PC4-21300 CL19 2Rx8 288-pin 1.2V ECC Unbuffered UDIMM Memory RAM Module Upgrade Compatible with QNAP TS-883XU-RP TS-983XU TS-983XU-RP TS-1886XU-RP
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OWC 16GB DDR4 2666 PC4-21300 CL19 2Rx8 288-pin 1.2V ECC Unbuffered UDIMM Memory RAM Module Upgrade Compatible with QNAP TS-883XU-RP TS-983XU TS-983XU-RP TS-1886XU-RP
  • Voltage: 1.2V
  • Compatible System: QNAP TS-883XU-RP QNAP TS-983XU QNAP TS-983XU-RP QNAP TS-1886XU-RP
  • CAS Latency: CL19
  • Part Number: 2E6D42R816GB
  • Model #: OWC2E6D42R816GB-B548-SF
  •  
  • $157.26 
Available Direct from OWC Available Direct from OWC
OWC 8GB DDR4 2666 PC4-21300 CL19 1Rx8 288-pin 1.2V ECC Unbuffered DIMM Memory RAM Module Upgrade Compatible with Synology Unified Controller UC3400
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  •  
  • $74.99 
Available Direct from OWC Available Direct from OWC
OWC 4GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V Non-ECC SODIMM Memory RAM Module Upgrade Compatible with Synology DiskStation DS1520+
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OWC 4GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V Non-ECC SODIMM Memory RAM Module Upgrade Compatible with Synology DiskStation DS1520+
  • Voltage: 1.2V
  • Compatible System: Synology DiskStation DS1520+
  • CAS Latency: CL19
  • Part Number: 2S6D41R804GB
  • Model #: OWC2S6D41R804GB-B768-SF
  •  
  • $34.99 
Available Direct from OWC Available Direct from OWC
OWC 64GB DDR4 2666 PC4-21300 CL19 4Rx4 288-pin 1.2V ECC Registered DIMM Memory RAM Module Upgrade Compatible with Fujitsu PRIMERGY TX2550 M4
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  •  
  • $529.99 
Direct from OWC Direct from OWC
8GB DDR4 2666MHz PC4-21300 1Rx8 1.2V CL19 288-PIN ECC Unbuffered UDIMM NEMIX RAM Memory Compatible with ASUS WS C246 PRO Workstation Motherboard - DDR4 2666MHz PC4-21300
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8GB DDR4 2666MHz PC4-21300 1Rx8 1.2V CL19 288-PIN ECC Unbuffered UDIMM NEMIX RAM Memory Compatible with ASUS WS C246 PRO Workstation Motherboard - DDR4 2666MHz PC4-21300
  • Brand: NEMIX RAM
  • Series: NEMIX RAM Original Series Memory
  • Capacity: 8GB
  • Speed: DDR4 2666 (PC4 21300)
  • Model #: ME21300-818K1-ASUS-C246-PRO
  •  
  • $69.99 
  • Free Shipping
Available Direct from NEMIX RAM Available Direct from NEMIX RAM
8GB DDR4 2666MHz PC4-21300 1Rx8 1.2V CL19 288-PIN ECC Unbuffered UDIMM NEMIX RAM Memory Compatible with ASUS Pro WS C246-ACE Workstation Motherboard - DDR4 2666MHz PC4-21300
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8GB DDR4 2666MHz PC4-21300 1Rx8 1.2V CL19 288-PIN ECC Unbuffered UDIMM NEMIX RAM Memory Compatible with ASUS Pro WS C246-ACE Workstation Motherboard - DDR4 2666MHz PC4-21300
  • Brand: NEMIX RAM
  • Series: NEMIX RAM Original Series Memory
  • Capacity: 8GB
  • Speed: DDR4 2666 (PC4 21300)
  • Model #: ME21300-818K1-ASUS-C246-ACE
  •  
  • $69.99 
  • Free Shipping
Available Direct from NEMIX RAM Available Direct from NEMIX RAM