P05716-B21 Technical Specifications
HPE 2.70GHz 38.5MB Cache Socket FCLGA3647 Intel Xeon Platinum 8280 28-Core Processor Upgrade for ProLiant DL580 Gen10
Brand Intel
Part No. P05716-B21
Processor Type Server
Processor Family 2nd Generation Intel Xeon Scalable Processors
Series Xeon Platinum Processor
Core Model Type/ProcNo. 8280
Processor Code Name Cascade Lake
Core Stepping B1
Manufacturing Technology 14 nm
# of Cores 28
# of Threads 56
Clock Speed 2.70 GHz
Max Turbo Frequency 4.00 GHz
L3 Cache Size 38.5 MB
# of UPI Links 3
Thermal Power 205 Watts
Max Memory Size 1 TB
Memory Types DDR4-2933
Maximum Memory Speed 2933 MHz
Memory Channels 6
ECC Memory Supported Yes
Intel Optane DC Persistent Memory Supported Yes
CPU Socket Type LGA 3647
Package Size 76.0mm x 56.5mm
TCASE 84 °C
Embedded Options Available No
Scalability S8S
PCI Express 3.0
Max # of PCI Express Lanes 48
Advanced Technologies Enhanced Intel SpeedStep Technology
Intel 64
Intel Deep Learning Boost (Intel DL Boost)
Intel Hyper-Threading Technology
Intel Resource Director Technology (Intel RDT)
Intel Speed Shift Technology
Intel Transactional Synchronization Extensions
Intel Turbo Boost Technology 2.0
Intel Virtualization Technology (VT-x)
Intel Virtualization Technology for Directed I/O (VT-d)
Intel Volume Management Device (VMD)
Intel vPro Platform Eligibility
Intel VT-x with Extended Page Tables (EPT)
# of AVX-512 FMA Units 2
Instruction Set Extensions Intel SSE4.2, Intel AVX, Intel AVX2, Intel AVX-512
Security & Reliability Execute Disable Bit
Intel AES New Instructions
Intel Run Sure Technology
Intel Trusted Execution Technology
Mode-based Execute Control (MBE)
Product Condition OEM