Ampere® Altra® 64-Bit Multi-Core Processors

Designed to meet the requirements of modern Cloud Native Computing environments, the Ampere® Altra® Family are an innovative architectural family of Cloud Native Processors designed to be:

    High Performance and Predictable
    Elastic and Scalable
    Power Efficient and Sustainable


The Ampere Altra Family includes products that provide efficient computing solutions for a variety of computing needs from power and space-constrained embedded devices to edge Computing installations to the digital Enterprise and Hyperscale Data Centers.

Ampere® Altra® 64-Bit Multi-Core Processor Features
Processor Subsystem

• 80 Arm® v8.2+ 64-bit CPU cores up to 3.30 GHz maximum
• 64 KB L1 I-cache, 64 KB L1 D-cache per core
• 1 MB L2 cache per core
• 32 MB System Level Cache (SLC)
• 2x full-width (128b) SIMD
• Coherent Mesh Interconnect (CMI):
  ‒ Distributed snoop filtering

Memory

• 8x 72-bit DDR4-3200 channels
• SECDED ECC, Symbol-based ECC, and DDR4 RAS features
• Up to 16 DIMMs and 4 TB/socket

System Resources

• Full interrupt virtualization (GICv3)
• Full I/O virtualization (SMMUv3)
• Enterprise server-class RAS

Connectivity

• 128 lanes of PCIe Gen4
  ‒ 8 x8 PCIe + 4 x16 PCIe/CCIX with Extended Speed Mode
  (ESM) support for data transfers at 20/25 GT/s ‒ 48 controllers to support up to 32 x2 links
• 192 PCIe lanes in 2P configuration
• Coherent multi-socket support
• 4 x16 CCIX lanes

Technology and Functionality

• Armv8.2+, SBSA Level 4
• Advanced Power Management
  ‒ Dynamic estimation, Voltage droop mitigation

Performance and Power

• Est. SPECrate® 2017_int_base (SKU: AC-108025002): 301 at Usage Power: 187 W
• Max TDP: 250 W

Process Technology

• TSMC 7 nm FinFET

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