| Other features | Compatibility | IBM Flex System x440 |
| Processor special features | Intel VT-x with Extended Page Tables (EPT) | Tak |
| Intel Demand Based Switching | Tak |
| Intel Virtualization Technology | VT-d, VT-x |
| Intel Hyper-Threading Technology | Tak |
| Intel Turbo Boost Technology | Tak |
| Intel vPro Technology | Tak |
| Intel Flex Memory Access | Tak |
| Intel Smart Cache | Tak |
| Intel AES New Instructions | Tak |
| Enhanced Intel SpeedStep Technology | Tak |
| Intel Trusted Execution Technology | Tak |
| Technical details | Scalability | S4S |
| CPU configuration (max) | 4 |
| Embedded options available | Nie |
| Supported instruction sets | AVX |
| PCI Express slots version | 3.0 |
| Execute Disable Bit | Tak |
| Idle States | Tak |
| Thermal Monitoring Technologies | Tak |
| Power | Thermal power | 95 Watt |
| VID Voltage Range | 0.6 - 1.35 Volt |
| Graphics | On-board graphics adapter | Nie |
| Memory | Memory channels support | quad |
| ECC | Tak |
| Memory bandwidth (max) | 51.2 gigabyte per second |
| Supported memory clock speeds | 800, 1066, 1333, 1600 megahertz |
| Supported memory types | DDR3-SDRAM |
| Maximum RAM supported | 1500 gigabyte |
| Processor | Turbo frequency (max) | 2.8 gigahertz |
| Bus type | QPI |
| Number of QPI links | 2 |
| L3 cache | 20 megabyte |
| Processor operating modes | 64-bit |
| System bus rate | 8 Gigatranfers per second |
| Processor threads | 16 |
| Processor model | E5-4640 |
| Processor process | 32 nanometers |
| Component for | server/workstation |
| Processor socket | Socket R (2011) |
| Processor front side bus | 1600 megahertz |
| Processor cores | 8 |
| Processor clock speed | 2.4 gigahertz |
| Processor family | Intel Xeon |
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