FREE 2-DAY SHIPPING

on 1,000s of items or store pickup.

See details ›

Shop Category
Current Offers
  • (27)
  • (2)
  • (1)
Brand
  • (19)
  • (14)
  • (3)
  • (2)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
Price
  • (18)
  • (17)
  • (4)
  • (4)
  • (1)
Customer Reviews
  • (3)
  • (3)
  • (3)
  • (3)
Memory Size
  • (44)
Memory Type
  • (43)
Condition
  • (43)
  • (1)

Computer Cards & Components Resources


Computer Cards & Components Questions

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

Sort by:
Items per page:
  • Model: BLS2KIT2G2D80EBS1S00
  • SKU: 1307230503
4 GB (2 x 2 GB) - DDR2 SDRAM - 800 MHz DDR2-800/PC2-6400 - Non-ECC - Unbuffered - 240-pin - 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

$84.24
  • Free Shipping
You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

  • Model: MD4096KD2-800
  • SKU: 8990167
4GB (2 x 2GB) memory to improve performance; PC2-6400/800MHz operating speed; 240-pin DDR2 dual channel memory modules
  4.3  (11 Reviews)
$52.99
On Sale
Regular Price: $59.99
You Save: $7.00
  • Free Shipping
You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

Rating Breakdown

55%
(6 Reviews)
36%
(4 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
9%
(1 Review)
Value for Price:
4.4
Ease of Use:
4.9
Performance:
5
Ease of Installation:
4.8
  • Model: AXG17191399/2
  • SKU: 1308409427
4 GB (2 x 2 GB) - DDR2 SDRAM - 800 MHz DDR2-800/PC2-6400 - Non-ECC - Unbuffered - 240-pin - 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

$97.43
You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

  • Model: AXG18691992/2
  • SKU: 1305898002
4 GB (2 x 2 GB) - DDR2 SDRAM - 800 MHz DDR2-800/PC2-6400 - ECC - Fully Buffered - 240-pin - 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

$193.87
You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

  • Model: AXG18691392/2
  • SKU: 1305897838
4 GB (2 x 2 GB) - DDR2 SDRAM - 800 MHz DDR2-800/PC2-6400 - ECC - Fully Buffered - 240-pin - 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

$186.33
You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

  • Model: AXG18691394/2
  • SKU: 1305897845
4 GB (2 x 2 GB) - DDR2 SDRAM - 800 MHz DDR2-800/PC2-6400 - ECC - Fully Buffered - 240-pin - 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

$186.33
You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

  • Model: AX17191399/2
  • SKU: 1305390704
4 GB (2 x 2 GB) - DDR2 SDRAM - 800 MHz DDR2-800/PC2-6400 - Non-ECC - Unbuffered - 240-pin - 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

$82.66
You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

  • Model: AXG17391406/2
  • SKU: 1305794540
4 GB (2 x 2 GB) - DDR2 SDRAM - 800 MHz DDR2-800/PC2-6400 - 200-pin - 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

$97.43
You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

  • Model: AXG17291398/2
  • SKU: 1305794526
4 GB (2 x 2 GB) - DDR2 SDRAM - 800 MHz DDR2-800/PC2-6400 - ECC - Unbuffered - 240-pin - 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

$145.64
You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

  • Model: 497765-B21
  • SKU: 1308460138
4GB (2 x 2GB) - 800MHz DDR2-800/PC2-6400 - DDR2 SDRAM - 240-pin 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

$67.50
You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

  • Model: AXG17091396/2
  • SKU: 1308409380
4 GB (2 x 2 GB) - DDR2 SDRAM - 800 MHz DDR2-800/PC2-6400 - ECC - Registered - 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

$230.03
You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

  • Model: CM256646400DIMMX20229
  • SKU: 1305928389
4 GB (2 x 2 GB) - DDR2 SDRAM - 800 MHz DDR2-800/PC2-6400 - Non-ECC - 240-pin - 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

$50.00
  • Free Shipping
You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

  • Model: DDR2800KIT/4G
  • SKU: 1309120208
4 GB (2 x 2 GB) - DDR2 SDRAM - 800 MHz DDR2-800/PC2-6400 - 1.80 V - 240-pin - 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

$71.24
  • Free Shipping
You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

  • Model: CM256646400SOX20232
  • SKU: 1306136639
4 GB (2 x 2 GB) - DDR2 SDRAM - 800 MHz DDR2-800/PC2-6400 - 200-pin - 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

$45.00
  • Free Shipping
You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

  • Model: CM256646400SOX20200
  • SKU: 1306193298
4 GB (2 x 2 GB) - DDR2 SDRAM - 800 MHz DDR2-800/PC2-6400 - Non-ECC - 200-pin - 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

$45.00
  • Free Shipping
You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

Select 2 to 4 items to Compare