LABOR DAY 4-DAY SALE

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Computer Cards & Components Resources


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DENAQ - 6-Cell Lithium-Ion Battery for Select HP Laptops - Larger Front
  • Model: NM-EV06055-6
  • SKU: 1342294
Compatible with select HP G-series, HDX, Pavilion and Presario laptops; 10.8V of power; 4400 mAh capacity; overcharge protection; smart technology; no memory effect
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.

$49.99
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DENAQ - 6-Cell Lithium-Ion Battery for Select HP Laptops - largeFrontView
  • Model: NM-EV06055-6
  • SKU: 1305533262
Compatible with select HP G-series, HDX, Pavilion and Presario laptops; 10.8V of power; 4400 mAh capacity; overcharge protection; smart technology; no memory effect
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

$68.61
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HP - AMD Opteron Dual-core (2 Core) 2.40 GHz Processor Upgrade - Socket F LGA-1207 - Larger Front
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

$73.97
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HP - Intel Xeon DP Quad-core (4 Core) 3.33 GHz Processor Upgrade - Socket J LGA-771 - Larger Front
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

$2,507.61
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HP - Intel Xeon Hexa-core (6 Core) 2 GHz Processor Upgrade - Socket R LGA-2011 - Larger Front
  • Model: E5-2620
  • SKU: 1305464290
1.50 MB - 15 MB Cache - 7.20 GT/s QPI - Yes - 32 nm - 95 W - 171.3¿F (77.4¿C) - 1.4 V DC
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

$593.99
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HP - Intel Xeon Deca-core (10 Core) 3 GHz Processor Upgrade - Socket FCLGA2011 - Larger Front
  • Model: E5-2690 v2
  • SKU: 1310029613
2.50 MB - 25 MB Cache - 8 GT/s QPI - Yes - 3.60 GHz Overclocking Speed - 22 nm - 130 W - 190.4¿F (88¿C)
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

$3,292.88
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HP - Intel Xeon Octa-core (8 Core) 2 GHz Processor Upgrade - Socket R LGA-2011 - Multi - Larger Front
  • Model: E5-2640 v2
  • SKU: 1310029620
2 MB - 20 MB Cache - 7.20 GT/s QPI - 5 GT/s DMI - Yes - 2.50 GHz Overclocking Speed - 22 nm - 95 W - 167¿F (75¿C)
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

$1,067.99
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HP - Intel Xeon Quad-core (4 Core) 2.40 GHz Processor Upgrade - Socket LGA-2011 - Larger Front
  • Model: E5-2609
  • SKU: 1305801163
1 MB - 10 MB Cache - 6.40 GT/s QPI - Yes - 32 nm - 80 W - 158¿F (70¿C) - 1.4 V DC
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

$409.50
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HP - AMD Opteron Hexadeca-core (16 Core) 2.50 GHz Processor Upgrade - Socket G34 LGA-1944 - 2 - Multi - Larger Front
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

$3,138.82
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HP - AMD Opteron Hexadeca-core (16 Core) 2.80 GHz Processor Upgrade - Socket G34 LGA-1944 - 2 - Multi - Larger Front
  • Model: 6386 SE
  • SKU: 1313050478
16 MB - 16 MB Cache - Yes - 32 nm - 140 W - 147.9°F (64.4°C)
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

$3,673.12
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HP - AMD Opteron Quad-core (4 Core) 3.30 GHz Processor Upgrade - Socket G34 LGA-1944 - 1 - Larger Front
  • Model: 6204
  • SKU: 1309116805
4 MB - 16 MB Cache - Yes - 32 nm - 115 W - 156.2¿F (69¿C) - 1.2 V DC
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

$495.39
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HP - Opteron Quad-Core O8378 2.40 GHz Processor for DL585G5 - Multi - Larger Front
  • Model: 8378
  • SKU: 1313050072
2 MB - 6 MB Cache - Yes - 45 nm - 75 W - 170.6°F (77°C) - 1.4 V DC
What is Marketplace Refurbished?

Marketplace Refurbished Items

  • have been inspected and restored to like-new condition
  • 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 About Marketplace
Learn More About Refurbished Products

$211.97
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HP - AMD Opteron Dual-core 8220 2.8 GHz Processor Upgrade - Multi - Larger Front
  • Model: 8220
  • SKU: 1313049892
2 MB - Yes - 90 nm - 95 W - 161.6°F (72°C) - 1.4 V DC
What is Marketplace Refurbished?

Marketplace Refurbished Items

  • have been inspected and restored to like-new condition
  • 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 About Marketplace
Learn More About Refurbished Products

$176.97
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HP - 2 x AMD Second-Generation Opteron 8216 - 2.4 GHz - Socket F 1207 - L2 Cache 2 MB 2 x 1 MB - Multi - Larger Front
What is Marketplace Refurbished?

Marketplace Refurbished Items

  • have been inspected and restored to like-new condition
  • 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 About Marketplace
Learn More About Refurbished Products

$67.49
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Casio - Portable Keyboard with 76 Touch-Sensitive Keys - Black - Larger Front
  • Model: CAS CTK6200 PPK
  • SKU: 9279258
CASIO Portable Keyboard with 76 Touch-Sensitive Keys: MIDI compatibility; piano-style keys; 210 preset rhythms; 700 high-quality tones; 16 track sequencer; pitch bend wheel; includes Samson HP30 closed-cup headphones and X-style keyboard stand
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.

$229.95
You may compare up to four items at a time.

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Yes, go to compare