Effective Speed
Effective CPU Speed |
70.6 % | 78.4 % | Faster effective speed. |
Series
CPU Architecture |
Sandy Bridge | Ivy Bridge-E | ||||
Socket
Motherboard Socket |
LGA1155 | FCLGA2011 | ||||
Graphics
Integrated Graphics |
HD 3000 | None | ||||
Launch Date
Launch Date |
Q1'11 | Q3'13 | ||||
Cache
Cache |
8 MB SmartCache | 15 MB SmartCache | ||||
Instruction Set Extensions
Instruction Set Extensions |
SSE4.1/4.2, AVX | SSE4.2, AVX, AES | ||||
Lithography
Lithography |
32 nm | 22 nm | ||||
Max Turbo Frequency
Max Turbo Frequency |
3.8 GHz | 4 GHz | ||||
Bus Speed
Bus Speed |
5 GT/s DMI | 5 GT/s DMI2 | ||||
Max Memory Size
Max Memory Size (dependent on memory type) |
32 GB | 64 GB | ||||
Memory Types
Memory Types |
DDR3 1066/1333 | DDR3 1333/1600/1866 | ||||
Memory Channels
Max # of Memory Channels |
2 | 4 | ||||
Memory Bandwidth
Max Memory Bandwidth |
21 GB/s | 59.7 GB/s | ||||
Package Size
Package Size |
37.5mm x 37.5mm | 52.5mm x 45.0mm | ||||
Virtualization for Directed I/O (VT-d)
Intel® Virtualization Technology for Directed I/O (VT-d) ‡ |
No | Yes | ||||
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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