Price comparison

4GB DDR3 RAM prices

Every 4GB DDR3 RAM kit we found at Adorama, Newegg and Walmart, cheapest first. Prices checked October 13, 2026, excluding sales tax.

Prices checked Tuesday, October 13, 2026Generated from our weekly price data

Lowest price

$9.88

DDR3 1600, Walmart

Median per GB

$5.05

from $2.47

Median price

$20.20

across 12 kits

Shop spread

96%

3 shops, cheapest offer per GB

4GB DDR3 RAM: lowest and median price

USD, weekly, excluding sales tax

Price history starts on October 13, 2026. The chart grows by one point every week.

All 4GB DDR3 RAM kits

SpeedBrandShopSortIn stock

Kit	Type	Speed, latency	Shop	12 weeks	Price	Link
DDR3 4GB Desktop RAM Memory Module PC3-12800 1600MHz 1.5V DIMM, Non-ECC Unbuffered CompuBest value per GB	DDR3	1600 MT/s	Walmart	no history yet	$9.88$2.47/GB	View at Walmart
Timetec 4GB DDR3 / DDR3L 1333MHz PC3-10600 Desktop RAM Memory, Non-ECC Unbuffered, 1.5V…Stock not shown	DDR3	1333 MT/s	Walmart	no history yet	$14.99$3.75/GB	View at Walmart
DDR3 4GB Memory Ram PC3-12800 1.5V 1600Mhz 240 Pin DIMM Unbuffered and Non-ECC f	DDR3	1600 MT/s	Walmart	no history yet	$15.89$3.97/GB	View at Walmart
Patriot Memory Signature Line DDR3 4GB 1600MHz CL11 UDIMM Desktop Module	DDR3	1600 MT/s, CL11	Adorama	no history yet	$16.99$4.25/GB	View at Adorama
Patriot Signature Line 4GB DDR3 1333MHz DIMM Memory Module Kit	DDR3	1333 MT/s	Adorama	no history yet	$17.99$4.50/GB	View at Adorama
Supermicro Certified MEM-DR340L-HL01-UN13 \| Hynix HMT351U6BFR8C-H9 \| 4GB PC3-10600 DDR3…	DDR3	1333 MT/s, CL9	Newegg	no history yet	$19.36$4.84/GB	View at Newegg
2X DDR3 4GB Memory Ram PC3-12800 1.5V 1600Mhz 240 Pin DIMM Unbuffered and Non-EC	DDR3	1600 MT/s	Walmart	no history yet	$21.05$5.26/GB	View at Walmart
4GB DDR3 PC3-10600 1333MHz CL9 1.5v Hynix HMT351U6CFR8C-H9 Unbuffered ram	DDR3	1333 MT/s, CL9	Newegg	no history yet	$21.75$5.44/GB	View at Newegg
Hynix 4GB PC3-12800 DDR3- 1600MHz non-ECC Unbuffered CL11 DIMM HMT351U6CFR8C-PB	DDR3	1600 MT/s, CL11	Newegg	no history yet	$25.27$6.32/GB	View at Newegg
BLS4G3D1609DS1S00 Gaming Memory RAM 4GB DDR3 PC3-12800 1600 NONECC DIMM DDR3-1600Stock not shown	DDR3	1600 MT/s	Walmart	no history yet	$27.99$7.00/GB	View at Walmart
Patriot Memory 4GB PC3-12800 DDR3 CL9 DIMM Memory Module	DDR3	1600 MT/s, CL9	Adorama	no history yet	$33.99$8.50/GB	View at Adorama
4X DDR3 4GB Memory Ram PC3-12800 1.5V 1600Mhz 240 Pin DIMM Unbuffered and Non-EC	DDR3	1600 MT/s	Walmart	no history yet	$36.04$9.01/GB	View at Walmart

Showing 12 of 12. Prices exclude sales tax, as shown by US shops.

About 4GB DDR3 RAM

4GB of DDR3 as a desktop kit, usually two modules of 2GB. This page lists every such kit we track, from the cheapest offer up.

From $9.88 for the cheapest kit to a median of $20.20: the gap is mostly speed, latency and looks.

Tracking began on October 13, 2026. A trend needs a few weeks of data; until then, compare shops instead of waiting for a dip.

Prices vary a lot between shops (96% per GB between the cheapest offers). Check the shop column before you buy.

Availability is good: 100% of the kits where the shop shows stock can be ordered.

Questions about 4GB DDR3 RAM

What is the cheapest 4GB DDR3 RAM kit right now?

The DDR3 4GB Desktop RAM Memory Module PC3-12800 1600MHz 1.5V DIMM, Non-ECC Unbuffered Compu at Walmart for $9.88, checked on October 13, 2026. We list 12 kits in total.

How much does 4GB DDR3 RAM cost per GB?

The median is $5.05 per GB and the lowest offer is $2.47 per GB.

Are 4GB DDR3 RAM prices going up or down?

We started tracking on October 13, 2026. We need a few weeks of data before we can say which way prices move.

Which shops sell 4GB DDR3 RAM?

This week: Adorama, Newegg and Walmart. We check these shops every week.

How often are these prices updated?

Every week. The last check was on October 13, 2026. Prices are excluding sales tax; the shop shows the final price at checkout.