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COMe-bEP7 Module User Guide
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3.2.
Processor
AMD EPYC™ Embedded 3000 processors expand the AMD EPYC™ Embedded family
of products to harness the breakthrough performance benefits of the “Zen” CPU
architecture, bringing exceptional reliability, availability and serviceability features
to networking, storage and industrial applications. Leveraging major advancements
in I/O integration, flexibility, and security capabilities.
Performance
4, 8, 12, 16 core per socket
40 PCIe Gen3 lanes
4x 10 GBe
4 Memory Channel
Reliability Availability Serviceability (RAS) includes:
Low-SER FinFET Transistors
Parity and error-tolerant devices throughout core
Caches
L1 data cache with SEC-DED ECC
L1 data tag / L1 instruction cache with retry
L2 / L3 caches with DEC-TED ECC
DRAM
DRAM ECC with Chipkill capabilities
DRAM Address/Command Parity with Replay
DRAM Write Data CRC with Replay
CRC protection of core CC6 state
Parity on all internal data buses
Link Packet CRC with Retry
Sync Flood on uncontainable errors
PCIe® Advanced Error Recovery (AER)
PCIe® Downstream Port Containment (DPC)
Advanced Security Features
AMD EPYC™ Embedded 3000 processors feature an onboard AMD Secure Processor that
encrypts data before it feeds to the I/O, complemented with Hardware Validated Boot
capabilities to help ensure systems are booting from trusted software, with one-time
programmable (OTP) capabilities enabling system designers’ unique configuration. Advanced
capabilities include Secure Memory Encryption (SME) for helping defend against
unauthorized memory access, and Secure Encrypted Virtualization (SEV) for helping isolate
hypervisors and virtual machines (VMs) – with no application code changes required
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