MEMORIAL DAY 4 DAY SALE

Save on HDTVs, laptops, video games and more.

Shop the sale ›

Ends Monday.

Current Offers
  • (18)
  • (77)
Brand
  • (51)
  • (33)
  • (2)
  • (1)
Price
  • (62)
  • (17)
  • (5)
  • (3)
Memory Type
  • (11)
  • (10)
  • (5)
  • (2)
  • (1)
  • (1)
  • (1)
Memory Card Format
  • (14)
  • (6)
Class Rating
  • (16)
  • (3)
Color
  • (19)
  • (10)
  • (7)
  • (2)
Customer Reviews
  • (9)
  • (4)
  • (20)
  • (21)
  • (21)
  • (21)
Condition
  • (87)

Computer Cards & Components Resources


Computer Cards & Components Questions

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

Sort by:
Items per page:
  • Model: SDC4/4GB
  • SKU: 9623158
Compatible with most digital cameras and camcorders with a microSDHC slot; 4GB capacity; 4MB/sec. minimum data transfer rate
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.

$4.99
On Sale
Save $4 (Reg. $8.99)
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

86%
(19 Reviews)
5%
(1 Review)
9%
(2 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
Value for Price:
4.8
Capacity:
4.6
Durability:
4.6
  • Model: PA5104U-1M4G-AX
  • SKU: 1310025349
4 GB (1 x 4 GB) - DDR3 SDRAM - 1600 MHz DDR3-1600/PC3-12800 - 1.35 V - SoDIMM
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$45.70
On Sale
Save $14.78 (Reg. $60.48)
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: 713977-B21
  • SKU: 1310029583
4 GB (1 x 4 GB) - DDR3 SDRAM - 1600 MHz DDR3-1600/PC3-12800 - ECC - Unbuffered - DIMM
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$63.99
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: H6Y75AA-AX
  • SKU: 1310025332
4 GB - DDR3 SDRAM - 1600 MHz DDR3-1600/PC3-12800 - 1.35 V - SoDIMM
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$45.70
On Sale
Save $14.78 (Reg. $60.48)
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: SDC10/4GB
  • SKU: 2578297
Compatible with most digital cameras and camcorders with a microSDHC slot; 4GB capacity; 10MB/sec. minimum data transfer rate
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.

$5.99
On Sale
Save $3 (Reg. $8.99)
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: KTA-MB800K2/4G
  • SKU: 3508627
4GB (2 x 2GB) - 800MHz DDR2-800/PC2-6400 - DDR2 SDRAM - 200-pin SoDIMM
  4.7  (3 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.

$54.99
On Sale
Save $26 (Reg. $80.99)
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

67%
(2 Reviews)
33%
(1 Review)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
Value for Price:
4
Ease of Use:
5
Performance:
5
Ease of Installation:
5
  • Model: SDC4/4GB
  • SKU: 1304811934
Compatible with most digital cameras and camcorders with a microSDHC slot; 4GB capacity; 4MB/sec. minimum data transfer rate
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$6.08
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

86%
(19 Reviews)
5%
(1 Review)
9%
(2 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
  • Model: MBLY10G2/4GB
  • SKU: 1307243688
Class 10/UHS-I - 1 Card
  5.0  (2 Reviews)
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$7.74
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%
(2 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
  • Model: SDC4/32GB
  • SKU: 2603545
Compatible with most digital cameras and camcorders with a microSDHC slot; 32GB capacity; 4MB/sec. minimum data transfer rate
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.

$15.99
On Sale
Save $24 (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

76%
(74 Reviews)
18%
(17 Reviews)
1%
(1 Review)
0%
(0 Reviews)
5%
(5 Reviews)
Value for Price:
4.5
Capacity:
4.6
Durability:
4.4
  • Model: SDC4/16GB
  • SKU: 2731247
Compatible with most devices with a microSDHC slot; 16GB capacity; 4MB/sec. data transfer rate
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.

$7.99
On Sale
Save $12 (Reg. $19.99)
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

57%
(24 Reviews)
26%
(11 Reviews)
5%
(2 Reviews)
2%
(1 Review)
10%
(4 Reviews)
Value for Price:
4.3
Capacity:
4.3
Durability:
4.1
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.

$8.99
On Sale
Save $11 (Reg. $19.99)
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

82%
(14 Reviews)
18%
(3 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
Value for Price:
4.8
Capacity:
4.6
Durability:
4.8
  • Model: KVR13S9S8/4
  • SKU: 1307244791
4 GB (1 x 4 GB) - DDR3 SDRAM - 1333 MHz DDR3-1333/PC3-10600 - 1.50 V - Non-ECC - Unbuffered - 204-pin - SoDIMM
  5.0  (1 Review)
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$28.74
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)
Value for Price:
5
Ease of Use:
5
Performance:
5
Ease of Installation:
5
  • Model: KTA-MB1333/4G
  • SKU: 1305173253
4 GB (1 x 4 GB) - DDR3 SDRAM - 1333 MHz
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$123.50
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

90%
(9 Reviews)
10%
(1 Review)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
Value for Price:
4.8
Ease of Use:
5
Performance:
5
Ease of Installation:
5
  • Model: SDC10/4GB
  • SKU: 1306432519
Compatible with most digital cameras and camcorders with a microSDHC slot; 4GB capacity; 10MB/sec. minimum data transfer rate
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$7.65
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: KTA-MB800K2/4G
  • SKU: 1305173185
4GB (2 x 2GB) - 800MHz DDR2-800/PC2-6400 - DDR2 SDRAM - 200-pin SoDIMM
  4.7  (3 Reviews)
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$52.74
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

67%
(2 Reviews)
33%
(1 Review)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
Value for Price:
4
Ease of Use:
5
Performance:
5
Ease of Installation:
5
Select 2 to 4 items to Compare