TOP DEALS FOR MOM

Save on activity trackers, laptops, headphones and more.

Shop the deals ›


Ends Saturday.

Shop Memory (RAM)
Current Offers
  • (445)
  • (1,390)
  • (14)
Brand
  • (835)
  • (215)
  • (161)
  • (146)
  • (129)
  • (104)
  • (47)
  • (37)
  • (33)
  • (28)
  • (26)
  • (25)
  • (22)
  • (13)
  • (11)
  • (11)
  • (10)
  • (9)
  • (6)
  • (5)
  • (5)
  • (5)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (3)
  • (2)
  • (2)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
Price
  • (1,085)
  • (462)
  • (202)
  • (82)
  • (30)
  • (51)
  • (9)
  • (3)
  • (1)
  • (2)
Memory Type
  • (327)
  • (253)
  • (207)
  • (162)
  • (143)
  • (82)
  • (79)
  • (49)
  • (44)
  • (35)
  • (18)
  • (16)
  • (15)
  • (9)
  • (6)
  • (5)
  • (5)
  • (4)
  • (2)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
Customer Reviews
  • (15)
  • (55)
  • (121)
  • (125)
  • (126)
  • (129)
Collection
  • (1)
Storage Capacity
  • (1)
  • (6)
  • (39)
  • (81)
  • (67)
  • (24)
  • (2)
  • (1)
  • (62)

Computer Cards & Components Resources


Computer Cards & Components Questions

Ask fellow shoppers and Best Buy staff. Share your answers.

Computer Memory Resources


Computer Memory Questions

Ask fellow shoppers and Best Buy staff. Share your answers.


Sort by:
Items per page:
  • Model: MN4096SD3-1333
  • SKU: 3779273
4 GB (1 x 4 GB) - DDR3 SDRAM - 1333 MHz DDR3-1333/PC3-10666 - Non-ECC - Unbuffered - 204-pin SoDIMM PNY 4GB DDR3 SDRAM Memory Module
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$29.99
On Sale
Save $15 (Reg. $44.99)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

68%
(253 Reviews)
20%
(72 Reviews)
4%
(14 Reviews)
2%
(6 Reviews)
6%
(23 Reviews)
Value for Price:
4.3
Ease of Use:
4.5
Performance:
4.3
Ease of Installation:
4.6
  • Model: MD2048SD2-800
  • SKU: 8990283
From our expanded online assortment;
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$28.99
On Sale
Save $11 (Reg. $39.99)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

75%
(169 Reviews)
19%
(44 Reviews)
4%
(10 Reviews)
0%
(1 Review)
2%
(5 Reviews)
Value for Price:
4.3
Ease of Use:
4.8
Performance:
4.6
Ease of Installation:
4.8
  • Model: MN8192SD3-1600
  • SKU: 1396124
Designed for laptops; 8GB of memory; operates at 1.6GHz
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$79.99
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

72%
(142 Reviews)
16%
(32 Reviews)
4%
(8 Reviews)
1%
(2 Reviews)
7%
(13 Reviews)
Value for Price:
4.5
Compatibility:
4.7
Features:
4.5
Ease of Installation:
4.8
  • Model: MN2048SD280
  • SKU: 1201174
Designed for laptops; 2GB of DDR2 SoDIMM memory; operates at 800MHz
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$27.99
On Sale
Save $13.50 (Reg. $41.49)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

70%
(108 Reviews)
23%
(36 Reviews)
4%
(6 Reviews)
1%
(1 Review)
2%
(3 Reviews)
Value for Price:
4.3
Ease of Use:
4.7
Performance:
4.5
Ease of Installation:
4.6
  • Model: MN16384KD3-1600
  • SKU: 4990005
Designed for laptops; 16GB PC3-12800 DDR3 memory; 1600MHz operating speed; boosts performance of your PC
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$134.99
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

68%
(81 Reviews)
19%
(22 Reviews)
2%
(2 Reviews)
3%
(4 Reviews)
8%
(9 Reviews)
Value for Price:
4.2
Ease of Use:
4.6
Performance:
4.4
Ease of Installation:
4.9
  • Model: MD8192KD3-1866-K-X10-Z
  • SKU: 5429115
Designed for Windows desktops; 8GB of memory; operates at 1866MHz; designed for gamers
  5.0  (1 Review)
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$62.99
On Sale
Save $12 (Reg. $74.99)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

100%
(1 Review)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
  • Model: MD16384KD3-1600-NHS-V2
  • SKU: 5429106
Designed for desktops; 16GB memory (8GB x 2); operates at up to 1600MHz; boosts performance
  4.5  (4 Reviews)
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$129.99
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

50%
(2 Reviews)
50%
(2 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
  • Model: MD8192KD3-1333
  • SKU: 4354732
Designed for desktops; 8GB of memory; operates at 1333MHz; enhanced thermal performance; low power consumption
$71.99
Clearance
Save $4 (Reg. $75.99)
Original Price:

The price at which Best Buy first offered this product for sale on 02/21/2012.

Intermediate markdowns may have taken place since that date.

You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

63%
(96 Reviews)
23%
(34 Reviews)
7%
(11 Reviews)
0%
(0 Reviews)
7%
(10 Reviews)
Value for Price:
4.2
Ease of Use:
4.4
Performance:
4.2
Ease of Installation:
4.4
  • Model: MD4096SD31333
  • SKU: 2327496
Designed for desktops; 4GB of memory; 1333MHz operating speed
$41.99
Clearance
Save $3 (Reg. $44.99)
Original Price:

The price at which Best Buy first offered this product for sale on 05/01/2011.

Intermediate markdowns may have taken place since that date.

You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

71%
(97 Reviews)
17%
(24 Reviews)
4%
(5 Reviews)
4%
(6 Reviews)
4%
(6 Reviews)
Value for Price:
4.5
Ease of Use:
4.6
Performance:
4.3
Ease of Installation:
4.8
  • Model: Cmso8gx3m2a
  • SKU: 1623588
Designed for laptops; 8GB of DDR3 SoDIMM; 1.3GHz operating speed; improves performance and reliability
$60.99
Clearance
Save $4 (Reg. $64.99)
Original Price:

The price at which Best Buy first offered this product for sale on 12/05/2010.

Intermediate markdowns may have taken place since that date.

You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

72%
(110 Reviews)
18%
(28 Reviews)
4%
(6 Reviews)
1%
(2 Reviews)
5%
(8 Reviews)
Value for Price:
4.3
Ease of Use:
4.5
Performance:
4.2
Ease of Installation:
4.6
  • Model: MN8192KD31333AP
  • SKU: 4816107
Designed for laptops; 8GB (4GB x 2) of DDR3 SoDIMM to improve performance; 1333MHz operating speed; backward compatible with 1066MHz operating speed
$71.99
Clearance
Save $4 (Reg. $75.99)
Original Price:

The price at which Best Buy first offered this product for sale on 01/29/2012.

Intermediate markdowns may have taken place since that date.

You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

64%
(251 Reviews)
21%
(80 Reviews)
5%
(18 Reviews)
3%
(10 Reviews)
7%
(29 Reviews)
Value for Price:
4.3
Ease of Use:
4.5
Performance:
4.2
Ease of Installation:
4.6
  • Model: MD16384KD3-1600-X9
  • SKU: 1397026
Designed for desktops; 16GB of memory; operates at 1600MHz; low power consumption; enhanced thermal performance
$109.99
On Sale
Save $42 (Reg. $151.99)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

78%
(53 Reviews)
17%
(12 Reviews)
1%
(1 Review)
1%
(1 Review)
3%
(2 Reviews)
Value for Price:
4.5
Compatibility:
4.8
Features:
4.7
Ease of Installation:
4.8
  • Model: MD16384KD3-1866-K-X10
  • SKU: 5429124
Designed for desktops; 16GB memory (8GB x 2); operates at up to 1866MHz; overclocked; XMP profiles
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$114.99
On Sale
Save $25 (Reg. $139.99)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: CMZ8GX3M2A1600C9B
  • SKU: 2904596
Designed for desktops; 8GB of memory (2 x 4GB); 1600MHz operating speed; heat spreader; delivers enhanced overclocking performance and stability
$60.99
Clearance
Save $4 (Reg. $64.99)
Original Price:

The price at which Best Buy first offered this product for sale on 07/01/2011.

Intermediate markdowns may have taken place since that date.

You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

78%
(80 Reviews)
16%
(16 Reviews)
2%
(2 Reviews)
2%
(2 Reviews)
2%
(2 Reviews)
Value for Price:
4.4
Ease of Use:
4.9
Performance:
4.7
Ease of Installation:
4.7
  • Model: MD8192SD3-1600-NHS-V2
  • SKU: 5429091
Designed for desktops; 8GB memory; operates at up to 1600MHz; boosts performance
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$69.99
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Select 2 to 4 items to Compare