• High-density 100GbE/40GbE/25GbE/10GbE spine/top-of-rack (ToR) connectivity and Cut-through switching with low-latency and wire speed performance.
• New 32G/16G support for storage networking and ROCE V1/V2 for RDMA High-Performance computing.VXLAN, EVPN, and MPLS support for virtualized environments.
• Greater flexibility with two/four slot options for varying use cases such as MACsec 256-bit encryption, high-performance DC leaf, storage networking and NVMe storage.
• IPv4 and IPv6 support with full L2/L3 features and PTP 1588V2 for Boundary Clock, Transparent Clock, End to End/Peer to Peer Transparent Clock.
• HPE Aruba Networking IMC Orchestrator and Analyzer for enhanced network operations with orchestration, automation, and analytical capabilities.
• New made in USA TAA-compliant SKUs offer heightened security via manual and automated source code analysis to
• address common programming issues, easing concerns about "made in China" products.

Power consumption: 650W maximum

Heat dissipation:
Maximum heat dissipation:
- JQ074A/S3K87A: 1381 BTU/hr (1458 kJ/hr)
- JQ075A/S3K88A: 1392 BTU/hr (1458 kJ/hr)
- JQ076A/S3K89A: 2348 BTU/hr (2478 kJ/hr)
- JQ077A/S3K90A: 1283 BTU/hr (1458 kJ/hr)Notes: Maximum heat dissipation are the worst-case theoretical maximum numbers provided for planning the infrastructure with fully loaded PoE (if equipped), 100% traffic, all ports plugged in, and all modules populated.

Input voltage: 100 VAC to 240 VAC V rated, 90 VAC to 264 VAC max;
–40 VDC to –60 VDC rated –40 VDC to –72 VDC max

Ports:
I/O ports and slots:
- JQ074A/S3K87A: 48 x 25 Gb SFP28 ports, 8 x 100 Gb QSFP28 ports, 2 x 1 Gb SFP ports. Supports 48 x 10/25GbE and 8 x 100GbE fixed ports, or up to 80 x 10GbE ports when using splitter cables;
- JQ075A/S3K88A: 2 module slots, 2 x 100 Gb QSFP28 ports. Supports up to a maximum of 48 x 10/25GbE and 4 x 100GbE ports, or up to 16 x 100GbE ports from modules;
- JQ077A/S3K90A: 32 x 100 Gb QSFP28 ports, 2 x 1 Gb SFP ports;
- JQ076A/S3K89A: 4 module slots, 2 x 1 Gb SFP ports. Supports up to a maximum of 96 x 10/25GbE and 8 x 100GbE ports, or up to 32 x 100GbE ports

Additional ports and slots:
- 1 x console port;
- 1 x mini USB port;
- 1 x USB port;
- 2 x out-of-band management ports (one fiber port and one copper port)

Latency: < 1 ?s (64-byte packets)

Switching capacity: 6.4 Tbps, maximum, depending on model and configuration

Stacking capabilities: Up to 10 HPE 5945 switches

Throughput: Up to 2024 Mpps

Memory and processor: 1 GB flash Packet buffer size: 16 MB, 4 GB SDRAM or 32 MB 8 GB SDRAM

Power supply name: 2 power supply slots 1 minimum power supply required (ordered separately)

Management features: IMC, CLI, out-of-band management, SNMP Manager, Telnet, FTP

Warranty: 1-year