Processors

Core 2 Duo

The Core 2 Duo CPUs have a 5-digit alphanumeric naming scheme, for example; the Core 2 Duo E8600.

Identification

1. Number of Cores (E8600):

• E - Dual Core

2. Performance Segment (E8600):

• 4 - Low end Core 2 models
• 6 - Mainstream CPUs
• 7 - Mainstream CPUs (45nm)
• 8 - High-end CPUs (45nm)

3. SKU (E8600):

• This digit is higher for better performing processors

4. Extra/Removed Features (E8600):

• 0 - None
• 2 - Larger L2 cache
• 4 - Increased FSB speed
• 5 - Increased FSB speed
• 9 - Lacks Virtualization Support

5. Platform Type (E8600):

• 0 - Desktop
• 5 - Workstation

Core 2 Quad and Extreme

The Core 2 Quad and Core 2 Extreme CPUs, have a 4-digit alphanumeric naming scheme with an additional suffix, for example; the Core 2 Extreme QX9650.

Identification

1. Number of Cores (QX9650):

• Q - Quad Core
• QX - Quad Core Extreme
• X - Dual Core Extreme

2. Performance Segment (QX9650):

• 6 - Mid-class CPUs
• 8 - Mid-class CPUs (45nm)
• 9 - High-end CPUs (45nm)

3. SKU (QX9650):

• This digit is higher for better performing processors

4. Extra/Removed Features (QX9650):

• 00 - None
• 05 - VT-d and TXT technologies

• 50 - Larger L2 cache, support for VT-d and TXT technologies (Q processors), Higher FSB or larger L2 cache (QX processors)

• 70 - Increased L2 cache and FSB
• 75 - Increased L2 cache and FSB, workstation platform

5. Power Consumption:

• Blank - Standard Power
• S - Reduced Power

Core i3, Core i5, Core i7 and Core i9

First Generation:

First Generation Core i CPUs use a 3-digit numeric naming scheme with an additional suffix, for example; the Core i7-860S.

Identification

1. Performance Segment (860S):

• 5 - Affordable mid-class dual-core CPUs
• 6 - Mid-class dual-core CPUs
• 7 - Mid-class quad-core CPUs
• 8 - Performance quad-core CPUs
• 9 - High-performance / Extreme CPUs

2. SKU (860S):

• This 2-digit number is usually higher for processors with higher clock speed or better features.