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24 matches for upgrades in Memory

4.0GB

Search: upgrades » Category: Memory » Total Capacity: 4.0GB

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System Compatibility

Mac (8) PC (16)

Quantity

Single Module (5) Set of 2 (16) Set of 4 (3)

Capacity Per Module

4.0GB (5) 2.0GB (16) 1.0GB (3)

Form Factor

FB-DIMM (1) DIMM (14) SO-DIMM (9)

PC Speed

PC3-12800 (1) PC3L-12800 (1) PC3-10600 (5) PC3L-10600 (2) PC3-8500 (3) PC2-6400 (3) PC2-5300 (5) PC2-4200 (4)

Type

DDR3 (9) DDR3L (3) DDR2 (12)

Frequency

1600MHz (2) 1333MHz (7) 1066MHz (3) 800MHz (3) 667MHz (5) 533MHz (4)

Error Correction

ECC (4) Non-ECC (20)

Rating

5 stars (2) 4 stars and up (8)

Price

$20 to $40 (18) $40 to $60 (3) $60 to $80 (3)
4.0GB (2 x 2GB) PC3-10600 DDR3 1333MHz SO-DIMM 204-Pin CL9 SO-DIMM Memory Upgrade Kit for Mac

4.0GB (2 x 2GB) PC3-10600 DDR3 1333MHz SO-DIMM 204-Pin CL9 SO-DIMM Memory Upgrade Kit for Mac

New, Lifetime Advance Replacement Limited Warranty.

Reviews (902)
In Stock

Mfr P/N: 1333DDR3S04S
OWC SKU: OWC1333DDR3S04S

 
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$32.08
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Limited Quantity
4.0GB (2 x 2GB) OWC PC4200 DDR2 533MHz 240-Pin DIMM Memory Upgrade Kit for Mac

4.0GB (2 x 2GB) OWC PC4200 DDR2 533MHz 240-Pin DIMM Memory Upgrade Kit for Mac

Matched pair memory for Power Mac G5 (Late 2005) Dual-Core & Quad-Core models with PCIe (models with PCI-X require PC3200). See extended description for compatibility. Lifetime OWC Limited Warranty.

Limited Quantity, Only 3 Left!
Reviews (9)
In Stock

Mfr P/N: OWC4200DDR2M4GP
OWC SKU: OWC4200DDR2M4GP

 
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$42.99
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4.0GB (2 x 2GB) OWC PC-8500 DDR3 1066MHz 204-Pin SO-DIMM Memory Upgrade Kit for Mac

4.0GB (2 x 2GB) OWC PC-8500 DDR3 1066MHz 204-Pin SO-DIMM Memory Upgrade Kit for Mac

For MacBook Pro "Unibody" (2008-2010), MacBook (2008-2010), iMac (2009), Mac mini (2009-2010) models. Lifetime OWC Limited Warranty.

Reviews (1335)
In Stock

Mfr P/N: 8566DDR3S4GP
OWC SKU: OWC8566DDR3S4GP

 
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$32.08
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4.0GB (2 x 2GB) OWC 1066MHz DDR3 PC3-8500 204-Pin SO-DIMM Memory Upgrade Kit for PC

4.0GB (2 x 2GB) OWC 1066MHz DDR3 PC3-8500 204-Pin SO-DIMM Memory Upgrade Kit for PC

DDR3-1066, CL7, Non-ECC, SO-DIMM, 204-Pin, 1.5V, 1Rx8, PC3-8500. For Laptops, All-in-One Systems, and NAS Systems. Lifetime OWC Limited Warranty.

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In Stock

Mfr P/N: 8S5D31R8004P
OWC SKU: OWC8S5D31R8004P

 
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$30.55
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4.0GB (2 x 2GB) OWC 800MHz DDR2 PC2-6400 240-Pin DIMM Memory Upgrade Kit for PC

4.0GB (2 x 2GB) OWC 800MHz DDR2 PC2-6400 240-Pin DIMM Memory Upgrade Kit for PC

DDR2-800, CL6, Non-ECC, DIMM, 240-Pin, 1.8V, 2Rx8, PC2-6400. For Desktops. Lifetime OWC Limited Warranty.

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In Stock

Mfr P/N: 6U4D22R8004P
OWC SKU: OWC6U4D22R8004P

 
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$39.98
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4.0GB (4 x 1GB) OWC 800MHz DDR2 PC2-6400 240-Pin DIMM Memory Upgrade Kit for PC

4.0GB (4 x 1GB) OWC 800MHz DDR2 PC2-6400 240-Pin DIMM Memory Upgrade Kit for PC

DDR2-800, CL6, Non-ECC, DIMM, 240-Pin, 1.8V, 1Rx8, PC2-6400. For Desktops. Lifetime OWC Limited Warranty.

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Ships in 2-3 Days

Mfr P/N: 6U4D21R8004S
OWC SKU: OWC6U4D21R8004S

 
Only
$77.97
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4.0GB (2 x 2GB) OWC 800MHz DDR2 PC2-6400 200-Pin SO-DIMM Memory Upgrade Kit for PC

4.0GB (2 x 2GB) OWC 800MHz DDR2 PC2-6400 200-Pin SO-DIMM Memory Upgrade Kit for PC

DDR2-800, CL6, Non-ECC, SO-DIMM, 200-Pin, 1.8V, 2Rx8, PC2-6400. For Laptops, All-in-One Systems, and NAS Systems. Lifetime OWC Limited Warranty.

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In Stock

Mfr P/N: 6S4D22R8004P
OWC SKU: OWC6S4D22R8004P

 
Only
$39.98
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4.0GB (2 x 2GB) OWC 667MHz DDR2 PC2-5300 240-Pin DIMM Memory Upgrade Kit for PC

4.0GB (2 x 2GB) OWC 667MHz DDR2 PC2-5300 240-Pin DIMM Memory Upgrade Kit for PC

DDR2-667, CL5, Non-ECC, DIMM, 240-Pin, 1.8V, 2Rx8, PC2-5300. For Desktops. Lifetime OWC Limited Warranty.

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In Stock

Mfr P/N: 5U3D22R8004P
OWC SKU: OWC5U3D22R8004P

 
Only
$39.98
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4.0GB (4 x 1GB) OWC 667MHz DDR2 PC2-5300 240-Pin DIMM Memory Upgrade Kit for PC

4.0GB (4 x 1GB) OWC 667MHz DDR2 PC2-5300 240-Pin DIMM Memory Upgrade Kit for PC

DDR2-667, CL5, Non-ECC, DIMM, 240-Pin, 1.8V, 1Rx8, PC2-5300. For Desktops. Lifetime OWC Limited Warranty.

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Ships in 2-3 Days

Mfr P/N: 5U3D21R8004S
OWC SKU: OWC5U3D21R8004S

 
Only
$77.97
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4.0GB (2 x 2GB) OWC 667MHz DDR2 PC2-5300 200-Pin SO-DIMM Memory Upgrade Kit for PC

4.0GB (2 x 2GB) OWC 667MHz DDR2 PC2-5300 200-Pin SO-DIMM Memory Upgrade Kit for PC

DDR2-667, CL5, Non-ECC, SO-DIMM, 200-Pin, 1.8V, 2Rx8, PC2-5300. For Laptops, All-in-One Systems, and NAS Systems. Lifetime OWC Limited Warranty.

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In Stock

Mfr P/N: 5S3D22R8004P
OWC SKU: OWC5S3D22R8004P

 
Only
$39.98
Add to Cart
4.0GB (2 x 2GB) OWC 533MHz DDR2 PC2-4200 240-Pin DIMM Memory Upgrade Kit for PC

4.0GB (2 x 2GB) OWC 533MHz DDR2 PC2-4200 240-Pin DIMM Memory Upgrade Kit for PC

DDR2-533, CL4, Non-ECC, DIMM, 240-Pin, 1.8V, 2Rx8, PC2-4200. For Desktops. Lifetime OWC Limited Warranty.

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In Stock

Mfr P/N: 4U2D22R8004P
OWC SKU: OWC4U2D22R8004P

 
Only
$39.98
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4.0GB (4 x 1GB) OWC 533MHz DDR2 PC2-4200 240-Pin DIMM Memory Upgrade Kit for PC

4.0GB (4 x 1GB) OWC 533MHz DDR2 PC2-4200 240-Pin DIMM Memory Upgrade Kit for PC

DDR2-533, CL4, Non-ECC, DIMM, 240-Pin, 1.8V, 1Rx8, PC2-4200. For Desktops. Lifetime OWC Limited Warranty.

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Ships in 2-3 Days

Mfr P/N: 4U2D21R8004S
OWC SKU: OWC4U2D21R8004S

 
Only
$77.97
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4.0GB (2 x 2GB) OWC 533MHz DDR2 PC2-4200 200-Pin SO-DIMM Memory Upgrade Kit for PC

4.0GB (2 x 2GB) OWC 533MHz DDR2 PC2-4200 200-Pin SO-DIMM Memory Upgrade Kit for PC

DDR2-533, CL4, Non-ECC, SO-DIMM, 200-Pin, 1.8V, 2Rx8, PC2-4200. For Laptops, All-in-One Systems, and NAS Systems. Lifetime OWC Limited Warranty.

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Ships in 2-3 Days

Mfr P/N: 4S2D22R8004P
OWC SKU: OWC4S2D22R8004P

 
Only
$39.98
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4.0GB (2 x 2GB) OWC 1600MHz DDR3L PC3L-12800 240-Pin DIMM Memory Upgrade Kit for PC

4.0GB (2 x 2GB) OWC 1600MHz DDR3L PC3L-12800 240-Pin DIMM Memory Upgrade Kit for PC

DDR3L-1600, CL11, Non-ECC, DIMM, 240-Pin, 1.35V, 1Rx8, PC3L-12800. For Desktops. Lifetime OWC Limited Warranty.

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Ships in 2-3 Days

Mfr P/N: 1U6T31R8004P
OWC SKU: OWC1U6T31R8004P

 
Only
$30.55
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4.0GB (2 x 2GB) OWC 1600MHz DDR3 PC3-12800 240-Pin DIMM Memory Upgrade Kit for PC

4.0GB (2 x 2GB) OWC 1600MHz DDR3 PC3-12800 240-Pin DIMM Memory Upgrade Kit for PC

DDR3-1600, CL11, Non-ECC, DIMM, 240-Pin, 1.5V, 1Rx8, PC3-12800. For Desktops. Lifetime OWC Limited Warranty.

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Ships in 2-3 Days

Mfr P/N: 1U6D31R8004P
OWC SKU: OWC1U6D31R8004P

 
Only
$30.55
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4.0GB (2 x 2GB) OWC 1333MHz DDR3L PC3L-10600 240-Pin DIMM Memory Upgrade Kit for PC

4.0GB (2 x 2GB) OWC 1333MHz DDR3L PC3L-10600 240-Pin DIMM Memory Upgrade Kit for PC

DDR3L-1333, CL9, Non-ECC, DIMM, 240-Pin, 1.35V, 1Rx8, PC3L-10600. For Desktops. Lifetime OWC Limited Warranty.

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Ships in 2-3 Days

Mfr P/N: 1U3T31R8004P
OWC SKU: OWC1U3T31R8004P

 
Only
$30.55
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4.0GB (2 x 2GB) OWC 1333MHz DDR3 PC3-10600 240-Pin DIMM Memory Upgrade Kit for PC

4.0GB (2 x 2GB) OWC 1333MHz DDR3 PC3-10600 240-Pin DIMM Memory Upgrade Kit for PC

DDR3-1333, CL9, Non-ECC, DIMM, 240-Pin, 1.5V, 1Rx8, PC3-10600. For Desktops. Lifetime OWC Limited Warranty.

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In Stock

Mfr P/N: 1U3D31R8004P
OWC SKU: OWC1U3D31R8004P

 
Only
$30.55
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4.0GB (2 x 2GB) OWC 1333MHz DDR3L PC3L-10600 204-Pin SO-DIMM Memory Upgrade Kit for PC

4.0GB (2 x 2GB) OWC 1333MHz DDR3L PC3L-10600 204-Pin SO-DIMM Memory Upgrade Kit for PC

DDR3L-1333, CL9, Non-ECC, SO-DIMM, 204-Pin, 1.35V, 1Rx8, PC3L-10600. For Laptops, All-in-One Systems, and NAS Systems. Lifetime OWC Limited Warranty.

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Ships in 2-3 Days

Mfr P/N: 1S3T31R8004P
OWC SKU: OWC1S3T31R8004P

 
Only
$30.55
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4.0GB (2 x 2GB) OWC 1333MHz DDR3 PC3-10600 204-Pin SO-DIMM Memory Upgrade Kit for PC

4.0GB (2 x 2GB) OWC 1333MHz DDR3 PC3-10600 204-Pin SO-DIMM Memory Upgrade Kit for PC

DDR3-1333, CL9, Non-ECC, SO-DIMM, 204-Pin, 1.5V, 1Rx8, PC3-10600. For Laptops, All-in-One Systems, and NAS Systems. Lifetime OWC Limited Warranty.

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In Stock

Mfr P/N: 1S3D31R8004P
OWC SKU: OWC1S3D31R8004P

 
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$30.55
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Limited Quantity
4.0GB OWC PC3-10600 DDR3 ECC 1333MHz 240-Pin DIMM Memory Module for Mac

4.0GB OWC PC3-10600 DDR3 ECC 1333MHz 240-Pin DIMM Memory Module for Mac

For Mac Pro 2009-2012 'Nehalem' & 'Westmere' models. Lifetime OWC Limited Warranty.

Limited Quantity, Only 6 Left!
Reviews (63)
In Stock

Mfr P/N: 1333D3ECC4GB
OWC SKU: OWC1333D3ECC4GB

 
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$29.39
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4.0GB OWC PC-5300 DDR2 667MHz 200-Pin SO-DIMM Memory Module for Mac

4.0GB OWC PC-5300 DDR2 667MHz 200-Pin SO-DIMM Memory Module for Mac

For most Apple MacBook Pro, MacBook, iMac (Intel), and Mac mini (Intel) models. Lifetime OWC Limited Warranty.

Reviews (426)
In Stock

Mfr P/N: OWC5300DDR2S4GB
OWC SKU: OWC5300DDR2S4GB

 
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$59.26
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4.0GB PC-10600 DDR3 ECC-R 1333MHz 240-Pin DIMM Memory Module for Mac

4.0GB PC-10600 DDR3 ECC-R 1333MHz 240-Pin DIMM Memory Module for Mac

For Mac Pro 2009-2012 'Nehalem' & 'Westmere' models. **May not be mixed with other modules - see description** Lifetime OWC Limited Warranty.

Reviews (63)
In Stock

Mfr P/N: 1333DSAME4GB
OWC SKU: OWC1333DSAME4GB

$79.95
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$41.99
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Limited Quantity
4.0GB OWC PC8500 DDR3 1066MHz ECC DIMM Memory Module for Mac

4.0GB OWC PC8500 DDR3 1066MHz ECC DIMM Memory Module for Mac

For Mac Pro (2009, 2010-2012, 4-Core & 8-Core) & Xserve 'Nehalem' & 'Westmere' models. *Matched Sets Recommended* Lifetime OWC Limited Warranty.

Limited Quantity, Only 7 Left!
Reviews (124)
In Stock

Mfr P/N: 8566D3ECC4GB
OWC SKU: OWC8566D3ECC4GB

 
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$29.39
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4.0GB OWC PC5300 DDR2 ECC 667MHz 240-Pin FB-DIMM Module for Mac Pro (2006 & 2007) *Apple Qualified*

4.0GB OWC PC5300 DDR2 ECC 667MHz 240-Pin FB-DIMM Module for Mac Pro (2006 & 2007) *Apple Qualified*

True Apple Qualified Memory for Mac Pro (2006 & 2007) Quad-Core, 8-Core systems. Must install in pairs. Lifetime OWC Limited Warranty.

Reviews (46)
In Stock

Mfr P/N: 53FBMP4GB
OWC SKU: OWC53FBMP4GB

 
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$34.99
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