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Processors

 

DDR2 SDRAM

 

Processor Upgrade

Price Range
Below £240 (3)£240 - £290 (5)£290 - £470 (5)£470 - £840 (5)Above £840 (5)
Processor Type
Xeon (20)Xeon E5405 (3)Opteron (7)Xeon E5420 (2)Xeon E5450 (2)Xeon E5430 (3)Dual Core Opteron (6)
Clock Speed
3.5 GHz Or More (5)3.0 - 3.5 GHz (21)2.5 - 2.99 GHz (11)2 - 2.49 GHz (15)1.5 - 1.99 GHz (3)
L2 Cache Memory Size
More Than 8 MB (5)8 MB (6)4 MB (1)2 MB (25)1 MB (16)512 KB (2)
Processor Features
64-bit Instruction Set Support (31)AMD Cool n Quiet (2)AMD PowerNow! (10)Demand Base Switching (16)Dual Core (14)Dual processor optimized (1)Enhanced Halt State (C1E) (17)
Recommended Use
Workstation (31)Business Productivity and Solutions (20)Basic Computing Needs (20)Multi Processor Server Applications (19)Dual Processor Server Applications (15)Multimedia applications (3)Power Apps (2)
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Hewlett Packard Xeon, 3.6 GHz (376242B21) Retail Processor Upgrade Image

Hewlett Packard Xeon, 3.6 GHz (376242B21) Retail Processor Upgrade

Processor Upgrade, 2 MB Cache Memory, 800 MHz Bus Speed Read more
 
from 1 store


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Hewlett Packard Opteron 2218 HE, 2.60 GHz (440763-B21) Retail Processor Upgrade Image

Hewlett Packard Opteron 2218 HE, 2.60 GHz (440763-B21) Retail Processor Upgrade

Processor Upgrade, 2.6 GHz, 500 MHz Bus Speed, 2 MB Cache Memory, For Socket F,... Read more
 
from 3 stores


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AMD Opteron™ 2216, 2.4 GHz (411365-B21) Retail Processor Upgrade Image

AMD Opteron™ 2216, 2.4 GHz (411365-B21) Retail Processor Upgrade

Processor Upgrade, 2.4 GHz, 500 MHz Bus Speed, 2 MB Cache Memory, For Socket F,... Read more
 
from 1 store


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Hewlett Packard Opteron Dual-Core 2214 HE, 2.2 GHz (S4024870) Retail Processor Upgrade Image

Hewlett Packard Opteron Dual-Core 2214 HE, 2.2 GHz (S4024870) Retail Processor Upgrade

Processor Upgrade, 2.2 GHz, 2 MB Cache Memory, For Socket F, For PC Platforms Read more
 
from 1 store


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Hewlett Packard Opteron 2218, 2.6 GHz Processor Upgrade Image

Hewlett Packard Opteron 2218, 2.6 GHz Processor Upgrade

Processor Upgrade, 2.6 GHz, 500 MHz Bus Speed, 2 MB Cache Memory, For Socket F,... Read more
 
from 1 store


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Fujitsu Siemens (S26361F3087L340), 3.4 GHz Retail Processor Upgrade Image

Fujitsu Siemens (S26361F3087L340), 3.4 GHz Retail Processor Upgrade

Processor Upgrade, 1 MB Cache Memory, For Socket 604, 800 MHz Bus Speed, For... Read more
 
from 1 store


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Hewlett Packard Xeon, 3.6 GHz for BL20P G3 (355928B21) Retail Processor Upgrade Image

Hewlett Packard Xeon, 3.6 GHz for BL20P G3 (355928B21) Retail Processor Upgrade

Processor Upgrade, 3.6 GHz, 800 MHz Bus Speed, 1 MB Cache Memory, For PC, Unix... Read more
 
from 1 store


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INTEL XEON PROCESSOR KIT E5420 2.5GHZ QUAD CORE 1333MHZ FSB 12MB CACHE 80W FOR HP PROLIANT DL380 G5 E540  (458577-B21) Retail Processor Upgrade Image

INTEL XEON PROCESSOR KIT E5420 2.5GHZ QUAD CORE 1333MHZ FSB 12MB CACHE 80W FOR HP PROLIANT DL380 G5 E540 (458577-B21) Retail Processor Upgrade

Processor Upgrade, 2.5 GHz, 1333 MHz Bus Speed, 2 MB Cache Memory, For Socket... Read more
 
from 3 stores


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Hewlett Packard Intel Xeon Quad-Core E5450, 3.00 GHz E5450  (459489B21) Retail Processor Upgrade Image

Hewlett Packard Intel Xeon Quad-Core E5450, 3.00 GHz E5450 (459489B21) Retail Processor Upgrade

Processor Upgrade, 3 GHz, 1333 MHz Bus Speed, 8 MB Cache Memory, For Socket... Read more
 
from 5 stores


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Hewlett Packard Intel Xeon Processor E5450, 3.00 GHz Xeon E5450 E5450  Retail Processor Upgrade Image

Hewlett Packard Intel Xeon Processor E5450, 3.00 GHz Xeon E5450 E5450 Retail Processor Upgrade

Processor Upgrade, 3 GHz, 1333 MHz Bus Speed, 12 MB Cache Memory, For Socket... Read more
 
from 3 stores


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Hewlett Packard Quad-Core Xeon E5420, 2.50 GHz E540  Retail Processor Upgrade Image

Hewlett Packard Quad-Core Xeon E5420, 2.50 GHz E540 Retail Processor Upgrade

Processor Upgrade, 2.5 GHz, 1333 MHz Bus Speed, 8 MB Cache Memory, For Socket... Read more
 
from 3 stores


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Hewlett Packard Intel Xeon Quad-Core E5405, 2.00 GHz E5405  (458579B21) Retail Processor Upgrade Image

Hewlett Packard Intel Xeon Quad-Core E5405, 2.00 GHz E5405 (458579B21) Retail Processor Upgrade

Processor Upgrade, 2 GHz, 1333 MHz Bus Speed, 12 MB Cache Memory, For Socket... Read more
 
from 4 stores


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Hewlett Packard Intel Xeon Quad-Core E5405, 2.00 GHz E5405  (457941B21) Retail Processor Upgrade Image

Hewlett Packard Intel Xeon Quad-Core E5405, 2.00 GHz E5405 (457941B21) Retail Processor Upgrade

Processor Upgrade, 2 GHz, 1333 MHz Bus Speed, 8 MB Cache Memory, For Socket... Read more
 
from 4 stores


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INTEL XEON PROCESSOR KIT E5450 3.0GHZ QUAD CORE 1333MHZ FSB 12MB CACHE 80W FOR HP PROLIANT DL360 G5 E5450  (457931-B21) Retail Processor Upgrade Image

INTEL XEON PROCESSOR KIT E5450 3.0GHZ QUAD CORE 1333MHZ FSB 12MB CACHE 80W FOR HP PROLIANT DL360 G5 E5450 (457931-B21) Retail Processor Upgrade

Processor Upgrade, 3 GHz, 1333 MHz Bus Speed, 2 MB Cache Memory, For Socket... Read more
 
from 2 stores


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Hewlett Packard Quad-Core Xeon E5472, 3 GHz E547  Retail Processor Upgrade Image

Hewlett Packard Quad-Core Xeon E5472, 3 GHz E547 Retail Processor Upgrade

Processor Upgrade, 3 GHz, 1600 MHz Bus Speed, 12 MB Cache Memory, For Socket... Read more
 
from 2 stores


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Hewlett Packard Intel Quad-Core Xeon E5405, 2.00 GHz E5405  (459494B21) Retail Processor Upgrade Image

Hewlett Packard Intel Quad-Core Xeon E5405, 2.00 GHz E5405 (459494B21) Retail Processor Upgrade

Processor Upgrade, 2 GHz, 1333 MHz Bus Speed, 8 MB Cache Memory, For Socket... Read more
 
from 3 stores


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Hewlett Packard Intel Xeon Quad-Core X5450, 3.00 GHz X5450  (463056B21) Retail Processor Upgrade Image

Hewlett Packard Intel Xeon Quad-Core X5450, 3.00 GHz X5450 (463056B21) Retail Processor Upgrade

Processor Upgrade, 3 GHz, 1333 MHz Bus Speed, 12 MB Cache Memory, For Socket... Read more
 
from 3 stores


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Hewlett Packard OPTERON 2356, 2.3 GHz (449774-B21) Retail Processor Upgrade Image

Hewlett Packard OPTERON 2356, 2.3 GHz (449774-B21) Retail Processor Upgrade

Processor Upgrade, 2.3 GHz, 1000 MHz Bus Speed, 2 MB Cache Memory, For Socket... Read more
 
from 2 stores


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Hewlett Packard Processor upgrade - 1 x Intel Quad-Core Xeon E5430 / 2.66 GHz ( 1333 MHz ) - L2 12 MB ( 2 x 6MB (6MB... E5340  Retail Image

Hewlett Packard Processor upgrade - 1 x Intel Quad-Core Xeon E5430 / 2.66 GHz ( 1333 MHz ) - L2 12 MB ( 2 x 6MB (6MB... E5340 Retail

Processor Upgrade, 2.66 GHz, 1333 MHz Bus Speed, 2 MB Cache Memory, For Socket... Read more
 
from 2 stores


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Hewlett Packard Quad Core Xeon X5460, 3.16 GHz X5460  (446085-B21) Retail Processor Upgrade Image

Hewlett Packard Quad Core Xeon X5460, 3.16 GHz X5460 (446085-B21) Retail Processor Upgrade

Processor Upgrade, 3.16 GHz, 1333 MHz Bus Speed, 12 MB Cache Memory, For Socket... Read more
 
from 2 stores

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Get help before you shop

Shopping.com has found 3 guides that will help you understand how to shop for what you want

Desktop Buying Guide: Select the processor and memory
at CNET

Buyers Guide To Motherboards And Processors
at IT Reviews

CPU Buying Guide
at PC World