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Crucial 16GB (2 x 8GB) DDR3 1600 (PC3 12800) Unbuffered Memory for Mac Model CT2K8G3S160BM
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in System Specific Memory
Crucial 16GB (2 x 8GB) DDR3 1600 (PC3 12800) Unbuffered Memory for Mac Model CT2K8G3S160BM
  • Type: 204-Pin DDR3 SO-DIMM
  • Compatibility: For Apple iMac
  • CAS Latency: 11
  • Voltage: 1.35V/1.5V
  • Model #: CT2K8G3S160BM
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
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  • $34.99 
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
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  • $157.26 
Black Diamond 8GB DDR5 5600 SODIMM Memory  BD8G5600MCN28
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Black Diamond 8GB DDR5 5600 SODIMM Memory BD8G5600MCN28
  • Part Number: BD8G5600MCN28
  • Type: 262-Pin DDR5
  • Model #: BD8G5600MCN28
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  • $143.99 
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A-Tech 16GB Kit (2x8GB) RAM for Apple MacBook Pro (Early/Late 2011), iMac (Mid 2010, Mid 2011), Mac mini (Mid 2011) | DDR3 1333MHz PC3-10600 SODIMM 204-Pin Memory Upgrade
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  • $51.65 
Black Diamond 8GB DDR5 5200 SODIMM Memory 262-Pin (1Rx8)  BD8G5200MCN28
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Black Diamond 8GB DDR5 5200 SODIMM Memory 262-Pin (1Rx8) BD8G5200MCN28
  • Part Number: BD8G5200MCN28
  • Type: 262-Pin DDR5 SO-DIMM
  • Model #: BD8G5200MCN28
  • $151.49
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  • $139.99 
  • Save: 7%
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A-Tech 16GB Kit (2x8GB) RAM for Apple iMac (Late 2015) | DDR3 1866MHz PC3-14900 SODIMM 204-Pin Memory Upgrade
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A-Tech 16GB Kit (2x8GB) RAM for Apple iMac (Late 2015) | DDR3 1866MHz PC3-14900 SODIMM 204-Pin Memory Upgrade
  • Voltage: 1.35V
  • Compatible System: Apple Mac Systems
  • Rank: 2Rx8
  • Parts: Lifetime
  • Model #: NE-MAC-0049
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  • $57.88 
OWC 64GB DDR5 5600 PC5-44800 CL46 2Rx4 288-pin 1.1V ECC Registered RDIMM Memory RAM Module Upgrade Compatible with Lenovo ThinkAgile HX630 V3 HX650 V3 MX630 V3 MX650 V3 VX630 V3
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  • $2,799.99 
CMS 4GB (2X2GB) DDR2 5300 667MHZ NON ECC SODIMM Memory Ram Upgrade Compatible with Apple® Imac (Mid 2007) Pc2-5300 - A37
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CMS 4GB (2X2GB) DDR2 5300 667MHZ NON ECC SODIMM Memory Ram Upgrade Compatible with Apple® Imac (Mid 2007) Pc2-5300 - A37
  • Voltage: 1.8V
  • Compatible System: Apple Imac (Mid 2007)
  • CAS Latency: CL5
  • Timing: 5-5-5
  • Model #: CM256645300SOX20558
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  • $19.00 
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A-Tech 64GB Kit (2x32GB) RAM for Apple iMac (2019, 2020), Mac mini (Late 2018, Early 2020) | DDR4 2666MHz PC4-21300 SODIMM 260-Pin Memory Upgrade
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  • $387.01 
OWC 32GB (2X16GB) DDR4 RAM Compatible with Synology DiskStation DS1618+ 2666MHz PC4-21300 CL19 ECC Unbuffered SODIMM 2Rx8 1.2V Memory Upgrade
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OWC 32GB (2X16GB) DDR4 RAM Compatible with Synology DiskStation DS1618+ 2666MHz PC4-21300 CL19 ECC Unbuffered SODIMM 2Rx8 1.2V Memory Upgrade
  • Voltage: 1.2V
  • Compatible System: Synology DiskStationDS1618+
  • CAS Latency: CL19
  • Part Number: 2C6D42R8032P
  • Model #: OWC2C6D42R8032P-ZAE-SF
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  • $313.89 
OWC 8GB DDR4 3200MHz PC4-25600 CL22 1.2V 288pin Non-ECC UDIMM Memory RAM Compatible with Dell XPS 8940
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OWC 8GB DDR4 3200MHz PC4-25600 CL22 1.2V 288pin Non-ECC UDIMM Memory RAM Compatible with Dell XPS 8940
  • Voltage: 1.2V
  • Compatible System: Dell XPS 8940
  • CAS Latency: CL22
  • Part Number: 3U2D41R808GB
  • Model #: OWC3U2D41R808GB-A551-SF
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  • $59.99 
8GB DDR5 5600MHz PC5-44800 1Rx8 1.1V CL46 262-PIN Non-ECC Unbuffered SODIMM NEMIX RAM Laptop Memory Compatible with Supermicro X14SAV-LVDS Motherboard - DDR5 5600MHz PC5-44800
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8GB DDR5 5600MHz PC5-44800 1Rx8 1.1V CL46 262-PIN Non-ECC Unbuffered SODIMM NEMIX RAM Laptop Memory Compatible with Supermicro X14SAV-LVDS Motherboard - DDR5 5600MHz PC5-44800
  • Brand: NEMIX RAM
  • Series: NEMIX RAM Original Series Memory
  • Capacity: 8GB
  • Speed: DDR5 5600 (PC5 44800)
  • Model #: MS44800-818K1-X14SAV-LVDS
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  • $133.99 
CMS 16GB (1X16GB) DDR4 19200 2400MHZ NON ECC SODIMM Memory Ram Upgrade Compatible with Lenovo® Thinkpad T460p, T480, T570, T580 - C107
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CMS 16GB (1X16GB) DDR4 19200 2400MHZ NON ECC SODIMM Memory Ram Upgrade Compatible with Lenovo® Thinkpad T460p, T480, T570, T580 - C107
  • Voltage: 1.2V
  • Compatible System: Lenovo Thinkpad T460p, T480, T570, T580
  • CAS Latency: CL17
  • Timing: 17-17-17
  • Model #: 817025014710
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  • $110.00 
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A-Tech 32GB Kit (4 x 8GB) RAM for HP Z420, Z620, Z820 | 2nd Gen. HPE Z Workstation | DDR3 1600MHz RDIMM PC3-12800R 2Rx4 1.5V 240-Pin DIMM ECC Registered Server Memory Upgrade Modules
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A-Tech 32GB Kit (4 x 8GB) RAM for HP Z420, Z620, Z820 | 2nd Gen. HPE Z Workstation | DDR3 1600MHz RDIMM PC3-12800R 2Rx4 1.5V 240-Pin DIMM ECC Registered Server Memory Upgrade Modules
  • Voltage: 1.50V
  • Compatible System: HP Z Workstation Z420, Z620, Z820
  • CAS Latency: CL11
  • Part Number: NE-MS-0096
  • Model #: NE-MS-0096
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  • $78.11 
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NEMIX RAM 64GB (4X16GB) DDR3 1866MHZ PC3-14900 2Rx4 1.5V 288-PIN ECC RDIMM Registered Server Memory KIT Compatible with Apple Mac Pro 2013
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NEMIX RAM 64GB (4X16GB) DDR3 1866MHZ PC3-14900 2Rx4 1.5V 288-PIN ECC RDIMM Registered Server Memory KIT Compatible with Apple Mac Pro 2013
  • Brand: NEMIX RAM
  • Series: Apple Mac Pro Compatible Series Memory
  • Capacity: 64GB (4 x 16GB)
  • Speed: DDR3 1866 (PC3 14900)
  • Model #: MR14900-624K4-NMA93
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  • $147.49 
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CMS 16GB (1X16GB) DDR4 21300 2666MHZ ECC NON REGISTERED DIMM Memory Ram Upgrade Compatible with Dell® PowerEdge T140, PowerEdge T340, PowerEdge T40 - D100
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CMS 16GB (1X16GB) DDR4 21300 2666MHZ ECC NON REGISTERED DIMM Memory Ram Upgrade Compatible with Dell® PowerEdge T140, PowerEdge T340, PowerEdge T40 - D100
  • Voltage: 1.2V
  • Compatible System: Dell Poweredge T140, Poweredge T340, Poweredge T40
  • CAS Latency: CL19
  • Timing: 19-19-19
  • Model #: 840055531384
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  • $195.00 
OWC 8GB (2x4GB) PC3-8500 DDR3 1066MHz SODIMM 204 Pin Memory Upgrade Kit for all MacBook Pro 2008/2009/2010 Unibody, all MacBook 13" Unibody, Mac mini 2009 & Later, iMac 2009 Model OWC8566DDR3S8GP
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  • $41.98 
Crucial 16GB Single DDR4 2666 MT/s (PC4-21300) CL19 DR x8 SODIMM 260-Pin for Mac - CT16G4S266M
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Crucial 16GB Single DDR4 2666 MT/s (PC4-21300) CL19 DR x8 SODIMM 260-Pin for Mac - CT16G4S266M
  • Type: 260-Pin DDR4 SO-DIMM
  • Compatibility: For Apple iMac
  • CAS Latency: 19
  • Voltage: 1.2V
  • Model #: CT16G4S266M
8GB Kit (2x4GB) RAM for Apple MacBook Pro (Late 2008, Early/Mid 2009, Mid 2010) MacBook (Late 2008/2009, Mid 2010) iMac (2009) Mac mini (Early/Late 2009, Mid 2010) DDR3 1066MHz PC3-8500 SODIMM Memory
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  • $38.73 
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NEMIX RAM 32GB (4X8GB) DDR3 1866MHZ PC3-14900 2Rx8 1.35V 204-PIN Non-ECC SODIMM Laptop Memory KIT Compatible with Apple iMac 27" Late 2015 with Retina 5K Display
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NEMIX RAM 32GB (4X8GB) DDR3 1866MHZ PC3-14900 2Rx8 1.35V 204-PIN Non-ECC SODIMM Laptop Memory KIT Compatible with Apple iMac 27" Late 2015 with Retina 5K Display
  • Brand: NEMIX RAM
  • Series: Apple iMac/Mac Mini Compatible Series Memory
  • Capacity: 32GB (4 x 8GB)
  • Speed: DDR3 1866 (PC3 14900)
  • Model #: MS14900-828LK4-NMA16
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  • $99.49 
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OWC 64GB DDR5 5600 PC5-44800 CL46 2Rx4 288-pin 1.1V ECC Registered RDIMM Memory RAM Module Upgrade Compat with SuperServer SYS-511E-WR SYS-521C-NR SYS-521E-WR SYS-521GE-TNRT
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  • $2,799.99 
A-Tech 4GB Kit (2x2GB) RAM for Apple MacBook (Mid 2009), iMac (Early 2008) | DDR2 800MHz PC2-6400 SODIMM 200-Pin Memory Upgrade
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A-Tech 4GB Kit (2x2GB) RAM for Apple MacBook (Mid 2009), iMac (Early 2008) | DDR2 800MHz PC2-6400 SODIMM 200-Pin Memory Upgrade
  • Voltage: 1.80V
  • Compatible System: Apple Mac Systems
  • Parts: Lifetime
  • Labor: Lifetime
  • Model #: NE-MAC-0011
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  • $29.98 
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NEMIX RAM 48GB (1X48GB) DDR5 5600MHZ PC5-44800 2Rx8 1.1V CL46 288-PIN Non-ECC Unbuffered UDIMM Desktop PC Memory Compatible with ASUS ROG Maximus Z890 APEX Motherboard
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NEMIX RAM 48GB (1X48GB) DDR5 5600MHZ PC5-44800 2Rx8 1.1V CL46 288-PIN Non-ECC Unbuffered UDIMM Desktop PC Memory Compatible with ASUS ROG Maximus Z890 APEX Motherboard
  • Brand: NEMIX RAM
  • Series: ASUS Gaming Motherboard Compatible Series Memory
  • Capacity: 48GB
  • Speed: DDR5 5600 (PC5 44800)
  • Model #: MD44800-4828K1-ROG-MAXIMUS-Z890
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  • $819.99 
Crucial 32GB DDR4 2666 (PC4 21300) Unbuffered Laptop Memory for Mac Model CT32G4S266M
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Crucial
Crucial 32GB DDR4 2666 (PC4 21300) Unbuffered Laptop Memory for Mac Model CT32G4S266M
  • Type: 260-Pin DDR4 SO-DIMM
  • CAS Latency: 19
  • Voltage: 1.2V
  • Model #: CT32G4S266M
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  • $183.83 
OWC 16GB DDR5 4800 PC5-38400 CL40 1Rx8 288-pin 1.1V Non-ECC UDIMM Memory RAM Module Upgrade Compatible with XPS 8950
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OWC 16GB DDR5 4800 PC5-38400 CL40 1Rx8 288-pin 1.1V Non-ECC UDIMM Memory RAM Module Upgrade Compatible with XPS 8950
  • Voltage: 1.1V
  • Compatible System: Dell XPS 8950
  • CAS Latency: CL40
  • Part Number: 4U8D51R816GB
  • Model #: OWC4U8D51R816GB-B877-SF
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  • $279.99 
OWC 32GB (2X16GB) DDR4 RAM Compatible with Synology DiskStation DS1522+ 2666MHz PC4-21300 CL19 ECC Unbuffered SODIMM 2Rx8 1.2V Memory Upgrade
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OWC 32GB (2X16GB) DDR4 RAM Compatible with Synology DiskStation DS1522+ 2666MHz PC4-21300 CL19 ECC Unbuffered SODIMM 2Rx8 1.2V Memory Upgrade
  • Voltage: 1.2V
  • Compatible System: Synology DiskStationDS1522+
  • CAS Latency: CL19
  • Part Number: 2C6D42R8032P
  • Model #: OWC2C6D42R8032P-ZAB-SF
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  • $313.89 
OWC 16GB DDR4 3200MHz PC4-25600 CL22 1.2V 288pin Non-ECC UDIMM Memory RAM Compatible with Dell Inspiron 3020 3020S 3880 3891 3910
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OWC 16GB DDR4 3200MHz PC4-25600 CL22 1.2V 288pin Non-ECC UDIMM Memory RAM Compatible with Dell Inspiron 3020 3020S 3880 3891 3910
  • Voltage: 1.2V
  • Compatible System: Dell Inspiron 3020 Dell Inspiron 3020S Dell Inspiron 3880 Dell Inspiron 3891 Dell Inspiron 3910
  • CAS Latency: CL22
  • Part Number: 3U2D42R816GB
  • Model #: OWC3U2D42R816GB-A544-SF
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  • $109.99 
32Gb (4X8Gb) Memory Ram 4 Lenovo Thinkserver Ts140 Ecc Unbuff For Server Only By CMS (B90)
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32Gb (4X8Gb) Memory Ram 4 Lenovo Thinkserver Ts140 Ecc Unbuff For Server Only By CMS (B90)
  • Voltage: 1.5V
  • Compatible System: Lenovo Thinkserver Ts140
  • CAS Latency: CL11
  • Timing: 11-11-11
  • Model #: 849005069151
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  • $116.00 
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CMS 16GB (2X8GB) DDR4 21300 2666MHZ ECC REGISTERED DIMM Memory Ram Upgrade Compatible with Dell® Precision Workstation 5820 ECC Register - D57
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CMS 16GB (2X8GB) DDR4 21300 2666MHZ ECC REGISTERED DIMM Memory Ram Upgrade Compatible with Dell® Precision Workstation 5820 ECC Register - D57
  • Voltage: 1.2V
  • Compatible System: Dell Precision Workstation 5820
  • CAS Latency: CL19
  • Timing: 19-19-19
  • Model #: 840055540553
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  • $104.99 
  • Free Shipping
CMS 16GB (2X8GB) DDR3 12800 1600MHz NON ECC SODIMM Memory Ram Upgrade Compatible with Lenovo® Essential G50-45 - A7
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CMS 16GB (2X8GB) DDR3 12800 1600MHz NON ECC SODIMM Memory Ram Upgrade Compatible with Lenovo® Essential G50-45 - A7
  • Voltage: 1.35V
  • Compatible System: Lenovo Essential G50-45
  • CAS Latency: CL11
  • Timing: 11-11-11
  • Model #: 849005064194
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  • $50.00 
  • Free Shipping
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 
CMS 64GB (4X16GB) DDR4 19200 2400MHZ ECC NON REGISTERED DIMM Memory Ram Upgrade Compatible with Dell® PowerEdge T30, PowerEdge T330, Storage NX430 - D31
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CMS 64GB (4X16GB) DDR4 19200 2400MHZ ECC NON REGISTERED DIMM Memory Ram Upgrade Compatible with Dell® PowerEdge T30, PowerEdge T330, Storage NX430 - D31
  • Voltage: 1.2V
  • Compatible System: Dell Poweredge T30, Poweredge T330, Storage NX430
  • CAS Latency: CL17
  • Timing: 17-17-17
  • Model #: 849005094306
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  • $540.50 
  • Free Shipping

System-specific memory has a significant effect on your device's performance. Memory is also called Random Access Memory (RAM), and selecting the correct type is important, as it needs to match the specifications of your device. The Double Data Rate (DDR) generation, for example, needs to match your motherboard. DDR 2 is what older computers use, and DDR 3 goes with motherboards created after 2007, with the latest motherboards being designed to work with DDR 4. Determine how much RAM you can install by checking your operating system. If you are using Windows®, it will vary between the 32-bit version, which can handle 4GB of RAM at most, and the 64-bit version, which can handle up to 3TB of RAM. Also check to see if the version is Pro or Home. When choosing system-specific RAM, first double-check the specifications of both your motherboard and your operating system.

Run Programs, Applications, and Games Efficiently With System-Specific Memory

Reduce latency and prevent programs from crashing due to overload with sufficient system-specific memory. Gamers need a minimum of 8GB of RAM, and creative professionals require at least 16GB to run programs that use a lot of processing power. RAM modules are available from as little as 128MB up to 64GB. The number of RAM modules you can purchase depends on how many Dual In-Line Memory Module (DIMM) slots your motherboard has. Bear in mind that smaller motherboards (mITX- Mini-ITX and mATX- Micro-ATX) only have two slots, whereas the larger ATX and Extended-ATX (eATX) models have four or more. Get around limited space issues by purchasing a RAM module with a higher amount of memory. DIMM is specifically designed for use as desktop RAM, as these modules fit into the available slots of a desktop computer.

Speed Up Your Laptop and Run More Applications at Once With RAM

Upgrade your laptop by increasing the amount of RAM. Small Outline Dual Inline Memory Module (SO-DIMM) options are the correct choice for laptop RAM. SO-DIMM slots accommodate the smaller and slimmer case of laptops. As with a desktop, check what your operating system and motherboard can handle. Use Unbuffered Non-Error Correction Code memory, abbreviated as unbuffered non-ECC registered RAM and also known as Static RAM (SRAM), for personal computers and laptops for work, entertainment, or gaming purposes. This type of RAM is faster, which is especially important for gamers and creative professionals.

Keep Your Server Processing and Data Safe With RAM

Because servers run constantly and process so much data, it is best to purchase dedicated server memory. Unlike desktop computers and laptops, servers require ECC registered RAM, also known as Dynamic Random Access Memory or DRAM. ECC registered memory finds errors and corrects them, which helps prevent data corruption without needing manual input. This lets your servers transfer data faster, keeps your data safe and places a smaller electrical load on your computer without requiring input from the user.

Bestselling System Specific Memory Reviews:

Anonymous
3/16/2026 6:03:37 PM
The memory is good

“ The memory is good, shipping was fast, and delivery was quick. ”

A-Tech 64GB Kit (2x32GB) RAM for Apple iMac (2019, 2020), Mac mini (Late 2018, Early 2020) | DDR4 2666MHz PC4-21300 SODIMM 260-Pin Memory Upgrade
Anonymous
2/6/2026 9:23:17 PM
Reliable SK Hynix-Based ECC Memory for Professional Workstations

“ A solid, dependable 64GB memory kit built with quality SK Hynix chips. ”

NEMIX RAM 16GB (1X16GB) DDR5 4800MHZ PC5-38400 1Rx8 1.1V CL40 288-PIN ECC RDIMM Registered Server Memory KIT Compatible with Micron KSM48R40BS8KMM-16HMR
Ej
4/11/2023 7:54:10 AM
For older laptop

“ The existing 4GB memory was causing too much hard disk paging. ”

Crucial 8GB Kit (2 x 4GB) DDR3L 1600 MT/s (PC3L-12800) SODIMM 204-Pin 1.35V Laptop Memory - CT2KIT51264BF160B
Anonymous
4/1/2023 8:32:49 AM
Crucial - 4GB DDR3 1600 MHz

“ Decided to finally max out my laptop's memory after Microsoft released W10-22H2. ”

Crucial - DDR3 - 4 GB - SO-DIMM 204-pin - 1600 MHz / PC3-12800 - CL11 - 1.35 V - unbuffered - non-ECC - for Apple iMac 2