| Essentials: | |
| Released | 2012 |
| Segment | for servers |
| Socket | LGA2011 |
| Bus | 8 GT/s QPI (4000MHz), 5 GT/s DMI |
| Number of cores | 4 |
| Number of threads | 8 |
| Base frequency | 3300 MHz |
| Turbo Boost | 3500 MHz |
| Unlocked multiplier | no |
| Architecture (core) | Sandy Bridge-EP |
| Lithography | 32 nm |
| Transistors, mn | 1270 |
| TDP | 130 W |
| Max. temperature | 73° C |
| Official specifications | follow > |
| Internal memory | |
| L1 Cache, Кb | 4x32 + 4x32 |
| L2 Cache, Кb | 256x4 |
| L3 Cache, Кb | 10240 |
| Integrated moduls | |
| Graphics processor | no |
| Memory controller | 4-channel (DDR3-800, DDR3-1066, DDR3-1333, DDR3-1600) ECC memory supported |
| PCIe controller | PCI Express 3.0 (40 lines) |
| Other modules / peripherals | no |
| Instructions, technology | |
| • MMX • SSE • SSE2 • SSE3 • SSSE3 • SSE4 (SSE4.1 + SSE4.2) • AES (Advanced Encryption Standard inst.) • AVX (Advanced Vector Extensions) | • EM64T (Intel 64) • NX (XD, Execute disable bit) • VT-x (Virtualization technology) • VT-d (Virtualization for directed I/O) • Hyper-Threading • Turbo Boost 2.0 • TXT (Trusted Execution tech.) • Enhanced SpeedStep tech. |
Intel Xeon E5-2643
Intel Xeon E5-2643 - 4-core processor with a clock frequency of 3300 MHz and 3rd level cache 10240 KB. Processor is designed for servers, installs in a LGA2011. Has a built-in memory controller (4 channels, DDR3-800, DDR3-1066, DDR3-1333, DDR3-1600) and controller PCI Express 3.0 (40 lines).
