Unix

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Brand

Hewlett Packard (40)Intel (36)IBM (48)Fujitsu Siemens (6)Siemens (2)Sun (74)Compaq (46)

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Clock Speed

3.5 GHz Or More (5)3.0 - 3.5 GHz (47)2.5 - 2.99 GHz (18)2 - 2.49 GHz (18)1.5 - 1.99 GHz (7)1 - 1.49 GHz (33)Less Than 1 GHz (138)

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Processor Features

64-bit Instruction Set Support (18)AMD Cool n Quiet (2)AMD PowerNow! (2)Built-in Memory Controller (3)Demand Base Switching (2)Dual Core (12)Dual processor optimized (8)

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Processor Type

Xeon (68)Core 2 Duo (1)Opteron (4)Xeon X5460 (1)Xeon 5140 (1)UltraSPARC II (29)Alpha 21264 (28)

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What is "Processor Type"?

Recommended Use

Dual Processor Server Applications (50)Business Productivity and Solutions (23)Multi Processor Server Applications (19)Workstation (14)Higher Density Dual Processor Servers (10)Multimedia applications (4)Gaming (3)

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Check to compare		Intel Core® 2 Duo E6750, 2.66 GHz E6750 (BX80557E6750SLA9V) Boxed Processor Processor, 2.66 GHz, 1333 MHz Bus Speed, 4 MB Cache Memory, For Socket LGA775,... Read more	£123 - £131 from 3 stores Compare Prices


Check to compare		IBM Xeon® 5130, 2 GHz (40K1233) Processor Upgrade Processor Upgrade, 2 GHz, 1333 MHz Bus Speed, 4 MB Cache Memory, For Socket... Read more	£453 - £481 from 2 stores Compare Prices


Check to compare		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	£153 - £566 from 2 stores Compare Prices


Check to compare		Intel Xeon®, 3.4 GHz (BX80546KG3400FP) Intel Boxed Processor Processor, 2 MB Cache Memory, For Socket 604, 800 MHz Bus Speed, For PC, Unix... Read more	£354 from 1 store Compare Prices


Check to compare		Intel Xeon®, 3.4 GHz (BX80546KG3400FA) Intel Boxed Processor Processor, KB Cache Memory, For Socket 604, 800 MHz Bus Speed, For PC, Unix... Read more	£339 from 1 store Compare Prices


Check to compare		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	£690 from 1 store Compare Prices


Check to compare		Hewlett Packard EY016AA, 2.66 GHz Processor Upgrade Processor Upgrade, 2.66 GHz, 1333 MHz Bus Speed, 4 MB Cache Memory, For Socket... Read more	£828 from 1 store Compare Prices


Check to compare		IBM Xeon® 5140, 2.33 GHz (40K1240) Processor Upgrade Processor Upgrade, 2.33 GHz, 1333 MHz Bus Speed, 4 MB Cache Memory, For Socket... Read more	£566 from 1 store Compare Prices


Check to compare		Hewlett Packard Intel Xeon Quad-Core X5460, 3.16 GHz X5460 (457929B21) Retail Processor Upgrade Processor Upgrade, 3.16 GHz, 1333 MHz Bus Speed, 12 MB Cache Memory, For Socket... Read more	£998 - £1,057 from 3 stores Compare Prices


Check to compare		Hewlett Packard Opteron 8356, 2.3 GHz (448193-B21) Retail Processor Upgrade Processor Upgrade, 2.3 GHz, 1000 MHz Bus Speed, 2 MB Cache Memory, For Socket... Read more	£2,425 - £2,480 from 2 stores Compare Prices


Check to compare		AMD Athlon 64 3200+, 2.2 GHz (ada3200box) Retail Processor Processor, 1 MB Cache Memory, For Socket 754, For PC, Unix Platforms Read more	No longer available for sale. See Product Details


Check to compare		AMD Athlon 64 X2 3800+, 2 GHz (ADO3800CSBOX) Boxed Processor Processor, 2 GHz, 1000 MHz Bus Speed, 1 MB Cache Memory, 3800+, For Socket AM2,... Read more	No longer available for sale. See Product Details


Check to compare		IBM Pentium II , 450 MHz (10L5900) Retail Processor Upgrade Processor Upgrade, 512 KB Cache Memory, 100 MHz Bus Speed, For PC, Unix... Read more	No longer available for sale. See Product Details


Check to compare		IBM Pentium II Xeon , 400 MHz (01K8007) Processor Upgrade Processor Upgrade, 1 MB Cache Memory, 100 MHz Bus Speed, For PC, Unix Platforms Read more	No longer available for sale. See Product Details


Check to compare		IBM Pentium II , 333 MHz (01K8025) Retail Processor Upgrade Processor Upgrade, 512 KB Cache Memory, 66 MHz Bus Speed, For PC, Unix Platforms Read more	No longer available for sale. See Product Details


Check to compare		Compaq Pentium II , 333 MHz (298046-B21) Retail Processor Upgrade Processor Upgrade, KB Cache Memory, For PC, Unix, Sun Platforms Read more	No longer available for sale. See Product Details


Check to compare		IBM Pentium III Xeon , 500 MHz (33L5054) Retail Processor Upgrade Processor Upgrade, 1 MB Cache Memory, 100 MHz Bus Speed, For PC, Unix Platforms Read more	No longer available for sale. See Product Details


Check to compare		Compaq Pentium II , 266 MHz (149027-B21) Processor Upgrade Processor Upgrade, 512 KB Cache Memory, For PC, Unix Platforms Read more	No longer available for sale. See Product Details


Check to compare		IBM Pentium II , 400 MHz (10L5884) Retail Processor Upgrade Processor Upgrade, 512 KB Cache Memory, 100 MHz Bus Speed, For PC, Unix... Read more	No longer available for sale. See Product Details


Check to compare	Intel Pentium® II Xeon , 450 MHz (BX80523KX450512) Processor Processor, 512 KB Cache Memory, For Slot 2, 100 MHz Bus Speed, For PC, Unix... Read more	No longer available for sale. See Product Details
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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