Intel Xeon ® processor E7-8891 v3 (45M Cache)

A robust 10‑core, 20‑thread Xeon processor with a 45 MB L3 cache that scales to 3.5 GHz, supporting quad‑channel DDR4/DDR3 up to 1.5 TB and 32 PCIe lanes for high‑throughput server workloads.

Brand: Intel
Model: CM8064501552202
MPN: CM8064501552202
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Box No
Bus bandwidth 9.6
Bus Type QPI
Bus type units GT/s
Cache memory 45 MB
Component for Server/Workstation
ECC Yes
Embedded options available No
Enhanced intel speedstep technology Yes
Execute disable bit Yes
Idle states Yes
Intel 64 Yes
Intel enhanced halt state Yes
Intel Secure Key Technology version 1.00
Intel trusted execution technology Yes
Intel TSX-NI Yes
Launch date Q2'15
Market segment SRV
Maximum internal memory 1572864 MB
Maximum internal memory supported by processor 1536 GB
Maximum number of PCI Express lanes 32
Memory channels Quad-channel
Memory clock speeds supported by processor 1333,1600,1866,1066 MHz
Memory types supported by processor DDR4-SDRAM,DDR3-SDRAM
Number of QPI links 3
On-board graphics adapter model Not available
PCI Express CEM Revision 3.0
PCI Express configurations x4, x8, x16
Processor ARK ID 84686
Processor boost frequency 3.5 GHz
Processor brand name Intel Xeon v2
Processor cache type Last Level Cache
Processor code SR225
Processor codename Haswell
Processor cores 10
Processor family Intel® Xeon® E7 v3
Processor frequency 2.8 GHz
Processor lithography 22 nm
Processor manufacturer Intel
Processor model E7-8891V3
Processor operating modes 64-bit
Processor package size 52 x 45 mm
Processor series Intel Xeon E7-8800 v3
Processor socket LGA 2011 (Socket R)
Processor threads 20
Product name Intel Xeon E7-8891 v3 (45M Cache, 2.80 GHz)
Product Type Processor
Scalability S8S
Status Launched
Stepping E0
Tcase 79 °C
Thermal monitoring technologies Yes