SKU#: 728961-B21
Availability: Sold Out
Condition: New
Brand: HPE
Category: Components
Standard ground shipping delivery: 5–8 business days.
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HPE 728961-B21 is a 12-core Intel Xeon E7-8857 v2 processor with a 3 GHz base clock that boosts to 3.6 GHz for the LGA 2011 socket. It has 30 MB L3 cache, has a 130 W TDP, supports DDR3-SDRAM memory in quad-channel mode up to 1.53 TB and provides PCI Express 3.0 with 32 lanes.
| Processor base frequency | 3 GHz |
|---|---|
| Memory bandwidth supported by processor (max) | 85 GB/s |
| Thermal Design Power (TDP) | 130 W |
| Processor cache | 30 MB |
| Processor model | E7-8857V2 |
| Processor threads | 12 |
| System bus rate | 8 GT/s |
| Processor operating modes | 64-bit |
| Processor boost frequency | 3.6 GHz |
| Number of QPI links | 3 |
| Bus type | QPI |
| Component for | Server/workstation |
| Processor lithography | 22 nm |
| Processor family | Intel Xeon E7 V2 Family |
| Processor cores | 12 |
| Processor socket | LGA 2011 (Socket R) |
| Processor cache type | L3 |
| Maximum internal memory supported by processor | 1.53 TB |
| Memory types supported by processor | DDR3-SDRAM |
| Memory clock speeds supported by processor | 1066,1333,1600 MHz |
| Memory channels | Quad-channel |
| ECC | Yes |
| Intel Secure Key | Yes |
| Thermal Monitoring Technologies | Yes |
| Intel Turbo Boost Technology | 2.0 |
| Intel Trusted Execution Technology | Yes |
| Intel AES New Instructions (Intel AES-NI) | Yes |
| Idle States | Yes |
| Execute Disable Bit | Yes |
| Enhanced Intel SpeedStep Technology | Yes |
| Intel Virtualization Technology (Intel VT) | VT-d |
| PCI Express slots version | 3.0 |
| Scalability | S8S |
| Intel VT-x with Extended Page Tables (EPT) | Yes |
| Intel Virtualization Technology for Directed I/O (VT-d) | Yes |
| Market segment | Server |
| Maximum number of PCI Express lanes | 32 |
| Tcase | 73 deg C |
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