Effective Speed
Effective CPU Speed |
74.7 % | Faster effective speed. |
59.9 % |
Launch Date
Launch Date |
Q1'11 | Q3'13 | ||||
Cache
Cache |
12 MB SmartCache | 15 MB SmartCache | ||||
Instruction Set Extensions
Instruction Set Extensions |
SSE4.2 | AVX | ||||
Lithography
Lithography |
32 nm | 22 nm | ||||
VID Voltage Range
VID Voltage Range |
0.750V-1.350V | 0.65–1.30V | ||||
Recommended Price
Recommended Customer Price |
$1663.00 - $1666.00 | $406.00 - $410.00 | ||||
Max Turbo Frequency
Max Turbo Frequency |
3.73 GHz | 2.6 GHz | ||||
Bus Speed
Bus Speed |
6.4 GT/s QPI | 7.2 GT/s QPI | ||||
Max Memory Size
Max Memory Size (dependent on memory type) |
288 GB | 768 GB | ||||
Memory Types
Memory Types |
DDR3 800/1066/1333 | DDR3 800/1066/1333/1600 | ||||
Memory Channels
Max # of Memory Channels |
3 | 4 | ||||
Memory Bandwidth
Max Memory Bandwidth |
32 GB/s | 51.2 GB/s | ||||
Physical Address Extensions
Physical Address Extensions |
40-bit | 46-bit | ||||
Package Size
Package Size |
42.5mm X 45mm | 52.5mm x 45mm | ||||
Thermal Monitoring Technologies
Thermal Monitoring Technologies |
No | Yes | ||||
Turbo Boost Tech
Intel® Turbo Boost Technology ‡ |
1.0 | 2.0 | ||||
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