Home › DDR3 RAM › OWC - 4GB OWC Memory Upgrade Kit - 2 x 2GB PC8500 DDR3 1066MHz SO-DIMMs for Late 2008 - Early 2010 MacBook, MacBook Pro "Unibody" models, 2009/2010 Mac mini, 2009 iMac, Late 2009 MacBook 13"

OWC - 4GB OWC Memory Upgrade Kit - 2 x 2GB PC8500 DDR3 1066MHz SO-DIMMs for Late 2008 - Early 2010 MacBook, MacBook Pro "Unibody" models, 2009/2010 Mac mini, 2009 iMac, Late 2009 MacBook 13"

£50.97 £12.74/GB

70% dearer per GB than the average 4GB DDR3 kit we track.

Mac DDR3 Unbuffered

Buy on Amazon.co.uk

Specification

Capacity	4GB (2x2GB)
Generation	DDR3
Speed	1066MHz
Form factor	SO-DIMM
Buffered	Unbuffered
For	Mac
Brand	OWC
ASIN	B00KH5GNCM

Price history

Typical price (median) 90-day £24.66 12-month £24.66 12-month low £15.13 All-time low £14.41 (2020-11-16)

Dear for the market Today’s price is 107% above this kit’s typical price for the past year, and it has been cheaper than this for 81% of that year (last on 11 Dec 2025). At £12.74/GB it is dear against the £5.84/GB typical for DDR3 today. Why medians, not averages ›

Cheaper per GB in the same spec

Same generation, capacity and form factor as this kit, ranked by £/GB. See all ›

£/GB	Price	Capacity	Manufacturer	For	Type	Form Factor	ECC / Buffered	Description
£2.00best £/GB	£8.00	4GB	SK Hynix	Mac	DDR3	SO-DIMM 1600MHz	Non-ECCUnbuffered	Hynix HMT351S6EFR8A-PB 4GB DDR3 1600MHz Memory Module Buy 📈★★★★½1,602
£2.90	£11.59★	4GB	EbidDealz	Laptop	DDR3	SO-DIMM 1600MHz	Unbuffered	Hynix HMT451S6AFR8C-PB 1600MHz PC3-12800S 204 Pin 4GB DDR3 SDRAM RAM Memory Module Buy 📈-
£3.03	£12.10★	4GB	SK Hynix	Server	DDR3	SO-DIMM 1600MHz	ECCUnbuffered	HYNIX 4GB RAM HMT451S6DFR8A-PB SODIMM DDR3 PC3L-12800S 1600Mhz 1Rx8 1.35v CL11 Buy 📈★★★★½30
£3.25	£12.99▼ 7%	4GB	Timetec	Laptop	DDR3	SO-DIMM 1066MHz	Non-ECCUnbuffered	Timetec 4GB DDR3 1066MHz PC3-8500 Non-ECC Unbuffered 1.5V CL7 2Rx8 Dual Rank 204 Pin SODIMM Laptop Notebook PC Computer Memory RAM Module Upgrade Buy 📈-
£3.68	£14.70★	4GB	SK Hynix	Laptop	DDR3	SO-DIMM 1333MHz	Unbuffered	SKhynix Hynix 4GB 1333MHz PC3-10600S 2Rx8 SO-Dimm HMT351S6CFR8C-H9 (1x4GB)Buy 📈★★★★½28
£3.75	£14.99	4GB	Hypertec	Laptop	DDR3	SO-DIMM 1600MHz	Non-ECCUnbuffered	Hypertec H6Y75AA-HY 4GB DDR3L 1600MHz Memory Module (4GB, DDR3L, 1600MHz, 204-pin SO-DIMM)Buy 📈★★★★★1

About this kit

OWC 4GB (2 x 2GB) PC8500 DDR3 1066MHz SO-DIMMs Memory
Compatible With Mac mini (Early 2009 - Mid 2010) Model ID: Macmini3,1 Model ID: Macmini4,1
Compatible With iMac (21.5-inch, Late 2009) Model ID: iMac10,1 // iMac (27-inch, Late 2009) Model ID: iMac10,1 Model ID: iMac11,1 // iMac (20-inch, 2009) Model ID: iMac9,1 // iMac (24-inch, Early 2009) Model ID: iMac9,1
Compatible With MacBook (13-inch, Late 2008 - Mid 2010) Model ID: MacBook5,1 Model ID: MacBook6,1 Model ID: MacBook7,1
Compatible With MacBook Pro (15-inch, Late 2008 - 2010) Model ID: MacBookPro5,1 Model ID: MacBookPro5,4 Model ID: MacBookPro5,3 Model ID: MacBookPro6,2 // MacBook Pro (13-inch, Mid 2009 - 2010) Model ID: MacBookPro5,5 Model ID: MacBookPro7,1 // MacBook Pro (17-inch, Early 2009 - 2010) Model ID: MacBookPro5,2 Model ID: MacBookPro6,1

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