Effective Speed
Effective CPU Speed |
67.7 % | 71.4 % | Slightly faster effective speed. |
Launch Date
Launch Date |
Q3'09 | Q2'14 | ||||
Instruction Set Extensions
Instruction Set Extensions |
SSE4.2 | SSE4.1/4.2, AVX 2.0 | ||||
Lithography
Lithography |
45 nm | 22 nm | ||||
Recommended Price
Recommended Customer Price |
$328.00 - $339.00 | $303.00 - $312.00 | ||||
Max Turbo Frequency
Max Turbo Frequency |
3.46 GHz | 4 GHz | ||||
Bus Speed
Bus Speed |
2.5 GT/s DMI | 5 GT/s DMI2 | ||||
Memory Types
Memory Types |
DDR3 800/1066/1333 | DDR3-1333/1600, DDR3L-1333/1600 @ 1.5V | ||||
Memory Bandwidth
Max Memory Bandwidth |
21 GB/s | 25.6 GB/s | ||||
ECC Memory Supported
ECC Memory Supported ‡ |
Yes | No | ||||
Thermal Monitoring Technologies
Thermal Monitoring Technologies |
No | Yes | ||||
Turbo Boost Tech
Intel® Turbo Boost Technology ‡ |
1.0 | 2.0 | ||||
vPro Tech
Intel® vPro™ Technology ‡ |
No | Yes | ||||
AES New Instructions
Intel® AES New Instructions |
No | Yes | ||||
PCI Express Revision
PCI Express Revision |
2.0 | Up to 3.0 | ||||
PCI Express Configurations
PCI Express Configurations ‡ |
1x16, 2x8, 4x4 | Up to 1x16, 2x8, 1x8+2x4 | ||||
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