Intel Core i7-3820 - specs
Essentials
| Product Collection | Intel® Core™ X-series Processors |
| Code Name | Products formerly Sandy Bridge E |
| Vertical Segment | Desktop |
| Processor Number | i7-3820 |
| Lithography | 32 nm |
CPU Specifications
| Total Cores | 4 |
| Total Threads | 8 |
| Max Turbo Frequency | 3.80 GHz |
| Intel® Turbo Boost Technology 2.0 Frequency | 3.80 GHz |
| Processor Base Frequency | 3.60 GHz |
| Cache | 10 MB Intel® Smart Cache |
| Bus Speed | 5 GT/s |
| TDP | 130 W |
Supplemental Information
| Marketing Status | Discontinued |
| Launch Date | Q1'12 |
| Servicing Status | End of Servicing Updates |
| End of Servicing Updates Date | Tuesday, December 31, 2019 |
| Embedded Options Available | No |
Memory Specifications
| Max Memory Size (dependent on memory type) | 64.23 GB |
| Memory Types | DDR3 1066/1333/1600 |
| Max # of Memory Channels | 4 |
| Max Memory Bandwidth | 51.2 GB/s |
| ECC Memory Supported | No |
Expansion Options
| PCI Express Revision | 2.0 |
| Max # of PCI Express Lanes | 40 |
Package Specifications
| Sockets Supported | FCLGA2011 |
| Max CPU Configuration | 1 |
| TCASE | 66.8°C |
| Package Size | 52.5mm x 45.0mm |
Advanced Technologies
| Intel® Turbo Boost Technology | 2.0 |
| Intel® Hyper-Threading Technology | Yes |
| Intel® 64 | Yes |
| Instruction Set | 64-bit |
| Instruction Set Extensions | Intel® SSE4.2, Intel® AVX |
| Idle States | Yes |
| Enhanced Intel SpeedStep® Technology | Yes |
| Intel® Demand Based Switching | No |
| Thermal Monitoring Technologies | Yes |
| Intel® Identity Protection Technology | Yes |
| Intel® Smart Response Technology | Yes |
Security & Reliability
| Intel® AES New Instructions | Yes |
| Intel® Trusted Execution Technology | No |
| Execute Disable Bit | Yes |
| Intel® Virtualization Technology (VT-x) | Yes |
| Intel® Virtualization Technology for Directed I/O (VT-d) | Yes |
| Intel® VT-x with Extended Page Tables (EPT) | Yes |