Effective Speed
Effective CPU Speed |
67.1 % | 72.7 % | Slightly faster effective speed. |
Launch Date
Launch Date |
Q1'11 | Q1'12 | ||||
Cache
Cache |
8 MB SmartCache | 12 MB SmartCache | ||||
Instruction Set Extensions
Instruction Set Extensions |
SSE4.1/4.2, AVX | AVX | ||||
Embedded Options Available
Embedded Options Available |
Yes | No | ||||
Recommended Price
Recommended Customer Price |
$273.00 | $583.00 | ||||
Bus Speed
Bus Speed |
5 GT/s DMI | 0 QPI | ||||
Max Memory Size
Max Memory Size (dependent on memory type) |
32 GB | 256 GB | ||||
Memory Types
Memory Types |
DDR3 1066/1333 | DDR3 800/1066/1333/1600 | ||||
Memory Channels
Max # of Memory Channels |
2 | 4 | ||||
Memory Bandwidth
Max Memory Bandwidth |
21 GB/s | 51.2 GB/s | ||||
ECC Memory Supported
ECC Memory Supported ‡ |
No | Yes | ||||
Package Size
Package Size |
37.5mm x 37.5mm | 52.5mm x 45.0 mm | ||||
Identity Protection Tech
Intel® Identity Protection Technology ‡ |
Yes | No | ||||
Flex Memory Access
Intel® Flex Memory Access |
Yes | No | ||||
PCI Express Revision
PCI Express Revision |
2.0 | 3.0 | ||||
Max # of PCI Express Lanes
Max # of PCI Express Lanes |
16 | 40 | ||||
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