Effective Speed
Effective CPU Speed |
64.2 % | 71.3 % | Faster effective speed. |
Launch Date
Launch Date |
Q3'09 | Q1'10 | ||||
Cache
Cache |
8 MB SmartCache | 12 MB SmartCache | ||||
Embedded Options Available
Embedded Options Available |
Yes | No | ||||
Lithography
Lithography |
45 nm | 32 nm | ||||
VID Voltage Range
VID Voltage Range |
0.6500V-1.4000V | 0.750V-1.350V | ||||
Recommended Price
Recommended Customer Price |
$257.00 - $305.00 | $1219.00 - $1222.00 | ||||
Max Turbo Frequency
Max Turbo Frequency |
3.46 GHz | 3.2 GHz | ||||
Bus Speed
Bus Speed |
2.5 GT/s DMI | 6.4 GT/s QPI | ||||
Max Memory Size
Max Memory Size (dependent on memory type) |
16 GB | 288 GB | ||||
Memory Types
Memory Types |
DDR3 1066/1333 | DDR3 800/1066/1333 | ||||
Memory Channels
Max # of Memory Channels |
2 | 3 | ||||
Memory Bandwidth
Max Memory Bandwidth |
21 GB/s | 32 GB/s | ||||
Physical Address Extensions
Physical Address Extensions |
36-bit | 40-bit | ||||
ECC Memory Supported
ECC Memory Supported ‡ |
No | Yes | ||||
Package Size
Package Size |
37.5mm x 37.5mm | 42.5mmX45mm | ||||
Max CPU Configuration
Max CPU Configuration |
1 | 2 | ||||
Demand Based Switching
Intel® Demand Based Switching |
No | Yes | ||||
AES New Instructions
Intel® AES New Instructions |
No | Yes | ||||
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