| Processor |
|---|
| Processor base frequency | 2.53 GHz |
| Memory bandwidth supported by processor (max) | 25.6 GB/s |
| Thermal Design Power (TDP) | 80 W |
| Processor cache | 8 MB |
| Processor model | E5540 |
| Processor threads | 8 |
| System bus rate | 5.86 GT/s |
| VID Voltage Range | 0.75 - 1.35 V |
| Processor boost frequency | 2.8 GHz |
| Stepping | D0 |
| Number of QPI links | 2 |
| CPU multiplier (bus/core ratio) | 19 |
| Bus type | QPI |
| Component for | Server/workstation |
| Processor lithography | 45 nm |
| Processor family | Intel® Xeon® 5000 Sequence |
| Processor cores | 4 |
| Processor socket | Socket B (LGA 1366) |
| Processor cache type | L3 |
| Memory |
|---|
| Maximum internal memory supported by processor | 144 GB |
| Memory types supported by processor | DDR3-SDRAM |
| Memory clock speeds supported by processor | 800,1066 MHz |
| Memory bandwidth supported by processor (max) | 25.6 GB/s |
| Memory channels | Triple-channel |
| ECC | Yes |
| Graphics |
|---|
| On-board graphics card | Yes |
| Power |
|---|
| Thermal Design Power (TDP) | 80 W |
| VID Voltage Range | 0.75 - 1.35 V |
| Technical details |
|---|
| Intel® Turbo Boost Technology | Yes |
| Intel Trusted Execution Technology | No |
| Intel® Hyper Threading Technology (Intel® HT Technology) | Yes |
| Idle States | Yes |
| Execute Disable Bit | Yes |
| Enhanced Intel SpeedStep Technology | Yes |
| Intel® Virtualization Technology (Intel® VT) | VT-d, VT-x |
| Processing Die size | 263 mm² |
| Intel VT-x with Extended Page Tables (EPT) | Yes |
| Intel Demand Based Switching | Yes |
| Embedded options available | Yes |
| Intel Virtualization Technology for Directed I/O (VT-d) | Yes |
| Thermal Design Power (TDP) | 80 W |
| Market segment | Server |
| Intel Virtualization Technology (VT-x) | Yes |
| Processor cache type | L3 |
| Features |
|---|
| Thermal Design Power (TDP) | 80 W |
| Idle States | Yes |
| Execute Disable Bit | Yes |
| Processing Die size | 263 mm² |
| Embedded options available | Yes |
| Market segment | Server |
| Processor special features |
|---|
| Intel Virtualization Technology for Directed I/O (VT-d) | Yes |
| Intel® Turbo Boost Technology | Yes |
| Intel Trusted Execution Technology | No |
| Intel® Hyper Threading Technology (Intel® HT Technology) | Yes |
| Enhanced Intel SpeedStep Technology | Yes |
| Intel® Virtualization Technology (Intel® VT) | VT-d, VT-x |
| Intel VT-x with Extended Page Tables (EPT) | Yes |
| Intel Demand Based Switching | Yes |
| Intel Virtualization Technology (VT-x) | Yes |
| Operational conditions |
|---|
| Tcase | 76 °C |
| Weight & dimensions |
|---|
| Package dimensions (WxDxH) | 42.5 x 42.5 x 45 mm |
| Other features |
|---|
| Intel® Virtualization Technology (Intel® VT) | VT-d, VT-x |
