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4 quad core processor CPUs & Computer Processor Upgrades

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AMD Athlon II X4 620 2.6GHz Socket AM3 95W Quad-Core Processor
 

AMD Athlon II X4 620 2.6GHz Socket AM3 9...

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$99.00

 

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AMD Athlon II X4 620 2.6GHz Socket AM3 95W Quad-Core Processor
AMD Athlon II X4 620 Propus 2.6GHz 4 x 512KB L2 Cache Socket AM3 95W Quad-Core Processor
$99.00
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AMD Phenom II X4 940 3.0GHz Socket AM2+ 125W Quad-Core Black Edition Processor
 

AMD Phenom II X4 940 3.0GHz Socket AM2+ ...

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$159.99

 

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AMD Phenom II X4 940 3.0GHz Socket AM2+ 125W Quad-Core Black Edition Processor
AMD Phenom II X4 940 Deneb 3.0GHz 4 x 512KB L2 Cache 6MB L3 Cache Socket AM2+ 125W Quad-Core Black Edition Processor
$159.99
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Processor upgrade - 1 x Intel Quad-Core Xeon E5504 / 2 GHz - L3 4 MB ( 2 x 2MB (2MB per core pair) )
 

Processor upgrade - 1 x Intel Quad-Core ...

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$369.99

 

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Processor upgrade - 1 x Intel Quad-Core Xeon E5504 / 2 GHz - L3 4 MB ( 2 x 2MB (2MB per core pair) )
This industry's first quad-core processor for mainstream servers provides breakthrough performance and capabilities for the ultimate in powerful, dense and energy efficient servers. With the Quad-Core Intel Xeon processor you get breakthrough ...
$369.99
at  
HP Processor upgrade - 1 x Intel Quad-Core Xeon E5504 / 2 GHz - L3 4 MB ( 2 x 2MB (2MB per core pair) )
 

HP Processor upgrade - 1 x Intel Quad-Co...

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$369.99

 

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HP Processor upgrade - 1 x Intel Quad-Core Xeon E5504 / 2 GHz - L3 4 MB ( 2 x 2MB (2MB per core pair) )
This industry's first quad-core processor for mainstream servers provides breakthrough performance and capabilities for the ultimate in powerful, dense and energy efficient servers. With the Quad-Core Intel Xeon processor you get breakthrough ...
$369.99
at  
Processor upgrade - 1 x Intel Quad-Core Xeon E5504 / 2 GHz - L3 4 MB ( 2 x 2MB (2MB per core pair) )
 

Processor upgrade - 1 x Intel Quad-Core ...

store rating:
$369.99

 

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Processor upgrade - 1 x Intel Quad-Core Xeon E5504 / 2 GHz - L3 4 MB ( 2 x 2MB (2MB per core pair) )
This industry's first quad-core processor for mainstream servers provides breakthrough performance and capabilities for the ultimate in powerful, dense and energy efficient servers. With the Quad-Core Intel Xeon processor you get breakthrough ...
$369.99
at  
Processor upgrade - 1 x Intel Quad-Core Xeon E5504 / 2 GHz - L3 4 MB ( 2 x 2MB (2MB per core pair) )
 

Processor upgrade - 1 x Intel Quad-Core ...

store rating:
$369.99

 

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Processor upgrade - 1 x Intel Quad-Core Xeon E5504 / 2 GHz - L3 4 MB ( 2 x 2MB (2MB per core pair) )
This industry's first quad-core processor for mainstream servers provides breakthrough performance and capabilities for the ultimate in powerful, dense and energy efficient servers. With the Quad-Core Intel Xeon processor you get breakthrough ...
$369.99
at  
HP Processor upgrade - 1 x Intel Quad-Core Xeon E5504 / 2 GHz - L3 4 MB ( 2 x 2MB (2MB per core pair) )
 

HP Processor upgrade - 1 x Intel Quad-Co...

store rating:
$369.99

 

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HP Processor upgrade - 1 x Intel Quad-Core Xeon E5504 / 2 GHz - L3 4 MB ( 2 x 2MB (2MB per core pair) )
This industry's first quad-core processor for mainstream servers provides breakthrough performance and capabilities for the ultimate in powerful, dense and energy efficient servers. With the Quad-Core Intel Xeon processor you get breakthrough ...
$369.99
at  
Processor upgrade - 1 x Intel Quad-Core Xeon E5504 / 2 GHz - L3 4 MB ( 2 x 2MB (2MB per core pair) )
 

Processor upgrade - 1 x Intel Quad-Core ...

store rating:
$369.99

 

  • product
Processor upgrade - 1 x Intel Quad-Core Xeon E5504 / 2 GHz - L3 4 MB ( 2 x 2MB (2MB per core pair) )
This industry's first quad-core processor for mainstream servers provides breakthrough performance and capabilities for the ultimate in powerful, dense and energy efficient servers. With the Quad-Core Intel Xeon processor you get breakthrough ...
$369.99
at  
Intel Itanium 2 1.6 GHz 1.6 GHz CPU
 

Intel Itanium 2 1.6 GHz 1.6 GHz CPU

starting at

$95
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Intel Itanium 2 1.6 GHz 1.6 GHz CPU
The Intel Pentium dual-core processor is the newest addition to the Intel Pentium processor family. This dual-core processor delivers great mobile performance, low power enhancements, and multitasking for everyday computing.

starting at

$95
AMD HD9650WCGHBOX Phenom X4 9650 Quad-Core 2.3 GHz CPU
 

AMD HD9650WCGHBOX Phenom X4 9650 Quad-Co...

starting at

$100
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AMD HD9650WCGHBOX Phenom X4 9650 Quad-Core 2.3 GHz CPU
Realize new possibilities for connecting with friends, family, and digital entertainment with the phenomenal performance of the AMD Phenom X4 series quad-core processor. Built from the ground up for true quad-core performance, AMD Phenom X4 processors speed through advanced multitasking, critical business productivity, advanced visual design and modeling, serious gaming, and visually stunning digital media and entertainment.

starting at

$100
Intel BX80580Q8200 Core 2 Quad Q8200 2.33 GHz CPU - Boxed Retail
 

Intel BX80580Q8200 Core 2 Quad Q8200 2.3...

starting at

$150
  • product
Intel BX80580Q8200 Core 2 Quad Q8200 2.33 GHz CPU - Boxed Retail
Leaders of the pack seeking monster performance, look no further. With four execution cores, the Intel Core 2 Quad processor blows through processor-intensive tasks in demanding multitasking environments and makes the most of highly threaded applications. Whether you're creating multimedia, annihilating your gaming enemies, or running compute-intensive applications at one time, new quad-core processing will change the way you do everything. Pioneer the new world of quad-core and unleash the power of multithreading.

starting at

$150
Dell Xeon L5506 2.13 GHz Quad Core Processor (00001)
 

Dell Xeon L5506 2.13 GHz Quad Core Proce...

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$599.00

 

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Dell Xeon L5506 2.13 GHz Quad Core Processor (00001)
The Xeon® L5506 2.13 GHz Quad Core Processor from Dell? is designed to enhance the performance and the speed of your system. This processor features 4.8 GT/s bus speed with 45 nm manufacturing technology. An integrated 4 MB of L3 cache gives the...
$599.00
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Intel Xeon 3.06 GHz 3.06 GHz CPU
 

Intel Xeon 3.06 GHz 3.06 GHz CPU

starting at

$140
  • product
Intel Xeon 3.06 GHz 3.06 GHz CPU
The new Intel® Xeon™ processor with 533 MHz system bus provides outstanding performance and headroom for your dual processor (DP) workstation and server needs. Available in speeds of 3.06, 2.80, 2.66, 2.40, and 2 GHz, the increased system bus frequency supports greater memory, I/O and graphic bandwidths. Based on the Intel® NetBurst™ microarchitecture, the Intel Xeon processor with 533 MHz system bus also includes 512 KB L2 cache and Hyper-Threading Technology
2 reviews

starting at

$140
Intel Xeon Quad Core E7310 1.6 GHz CPU
 

Intel Xeon Quad Core E7310 1.6 GHz CPU

starting at

$906
  • product
Intel Xeon Quad Core E7310 1.6 GHz CPU
This industry's first quad-core processor for mainstream servers provides breakthrough performance and capabilities for the ultimate in powerful, dense and energy efficient servers. With the Quad-Core Intel Xeon processor you get breakthrough performance - up to 50% greater than the industry-leading Dual-Core Intel Xeon processor in the same power envelope.

starting at

$906
Intel Core 2 Extreme QX6850 3.0GHz Processor
 

Intel Core 2 Extreme QX6850 3.0GHz Proce...

starting at

$1,406
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Intel Core 2 Extreme QX6850 3.0GHz Processor
Quad Core - Kentsfield - L2 Cache: 2 x 4 MB - LGA 775 Processor

starting at

$1,406
AMD Phenom X4 Quad-Core 9750 2.40 GHz CPU
 

AMD Phenom X4 Quad-Core 9750 2.40 GHz CP...

starting at

$130
  • product
AMD Phenom X4 Quad-Core 9750 2.40 GHz CPU
Realize new possibilities for connecting with friends, family, and digital entertainment with the phenomenal performance of the AMD Phenom X4 series quad-core processor. Built from the ground up for true quad-core performance, AMD Phenom X4 processors speed through advanced multitasking, critical business productivity, advanced visual design and modeling, serious gaming, and visually stunning digital media and entertainment.y access to main memory for amazingly rapid response and phenomenal system performance. AMD Phenom processors were designed for megatasking - running multiple, multi-threaded applications. Surge through the most demanding processing loads, including advanced multitasking, critical business productivity, advanced visual design and modeling, serious gaming, and visually stunning digital media and entertainment.
7 reviews

starting at

$130
HP AMD 449774-B21 2.3 GHz CPU
 

HP AMD 449774-B21 2.3 GHz CPU

starting at

$586
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HP AMD 449774-B21 2.3 GHz CPU
Third-Generation AMD Opteron processors with Direct Connect Architecture can improve overall system performance and efficiency by eliminating traditional bottlenecks inherent in legacy architectures. There are no front-side buses with Direct Connect Architecture. Instead, the processors, memory controller and I/O are directly connected to the CPU and communicate at CPU speed.

starting at

$586
HP Xeon Quad Core E7340 2.4 GHz CPU
 

HP Xeon Quad Core E7340 2.4 GHz CPU

starting at

$4,569
  • product
HP Xeon Quad Core E7340 2.4 GHz CPU
This industry's first quad-core processor for mainstream servers provides breakthrough performance and capabilities for the ultimate in powerful, dense and energy efficient servers. With the Quad-Core Intel Xeon processor you get breakthrough performance - up to 50% greater than the industry-leading Dual-Core Intel Xeon processor in the same power envelope.

starting at

$4,569
Intel Quad-Core Xeon E5335 2.0 GHz CPU
 

Intel Quad-Core Xeon E5335 2.0 GHz CPU

starting at

$371
  • product
Intel Quad-Core Xeon E5335 2.0 GHz CPU
The platform of choice keeps getting better. Designed for dual-processor server and workstation platforms, Intel Xeon processors give you the freedom to focus more on your business, and help you gain greater flexibility and lower costs. Put the Intel Xeon processor's latest platform innovations to work to accomplish more than ever before.

starting at

$371
Best prices on 4 quad core processor in CPUs & Computer Processor Upgrades. Check out BizRate for great deals on CPUs & Computer Processor Upgrades from Intel, HP and AMD. Use BizRate's latest online shopping features to compare prices for 4 quad core processor. Read product specifications, calculate tax and shipping charges, sort your results, and buy Computers & Software with confidence. Easily narrow your search and find the product that's perfect for you: AMD Athlon II X4 620 2.6GHz Socket AM3 95W Quad-Core Processor - AMD Phenom II X4 940 3.0GHz Socket AM2+ 125W Quad-Core Black Edition Processor.