Lenovo WenTian WA5680 G5
A 6U rack server independently designed by Lenovo's WenTian (联想问天) brand for AI and heterogeneous computing, sold only to customers in mainland China. Two 6th Gen Intel Xeon "Granite Rapids-SP" processors (up to 86 cores, 350 W) pair with a chassis architecture built for up to 10 double-width or 8 triple-width 600 W GPU/AI accelerators, up to 32 DDR5 DIMMs plus CXL 2.0 memory, and a mix of 2.5-inch/3.5-inch hot-swap SAS/SATA/NVMe bays.
Memory
- Slots
- 32 DIMM total: 16 per processor, 8 memory channels per CPU with 2 DIMMs per channel; plus up to 4 x E3.S CXL 2.0 memory modules
- Types
- DDR5 RDIMM, 3DS RDIMM, Monument Creek MRDIMM, CXL 2.0 memory; all installed DIMMs must share the same Lenovo part number
- Speed
- RDIMM: 1DPC up to 6400 MHz, 2DPC up to 6000 MHz. MRDIMM: 1DPC only, up to 8000 MHz
- Protection
- SDDC and mirroring RAS modes
Storage
- Front bays
- Backplane-dependent: up to 24 x 2.5" or 12 x 3.5" bays; max 16 x 2.5" SAS/SATA, max 12 x 3.5" SAS/SATA, max 16 x 2.5" NVMe (direct to motherboard, no re-timer/PCIe switch needed), plus up to 4 x E3.S NVMe
- Onboard SATA
- Onboard 12 x SATA controller riser card (up to 12 dedicated SATA drives without an added RAID/HBA adapter) plus 2 x M.2
- M.2 boot
- Up to 2 x M.2 2280 SATA or NVMe boot drives via a single M.2 Enablement Kit (ThinkSystem B340i-2i/B350i-2i NVMe, or B545i-2i/B550i-2i SATA/NVMe with RAID 0/1); only one kit per system, kits cannot be mixed
- RAID / HBA
- High-speed 12 Gb RAID/HBA controllers (PCIe 3.0 and PCIe 4.0 options); Intel VROC NVMe RAID available on M.2 drives
Graphics
- Design capacity
- Chassis topology supports up to 10 x 600 W full-height/full-length double-width GPU/AI accelerators, or up to 8 x 600 W full-height/full-length triple-width accelerators
- Current GPU option
- 4 or 8 x Metax N300 48 GB PCIe Gen5 passive GPU, 500 W typical power; GPU types cannot be mixed in one system
- Other GPUs
- Other GPU models (e.g. NVIDIA L20) may be selectable via a separate enablement kit; confirm system power, compute performance and part compatibility before ordering
Expansion
- Slots
- Up to 15 x PCIe Gen5 standard slots (backward-compatible with Gen4/Gen3 devices), 1 x onboard SATA controller riser slot, 1 x PCIe Gen5 OCP 3.0 slot
- SW Board topology
- Up to 8 SW/DW GPU + 7 FHFL PCIe Gen5 slots + 1 OCP 3.0 slot
- GPU Board topology
- Up to 8 DW GPU + 3 FHFL PCIe Gen5 slots + 1 OCP 3.0 slot
- GPU Board (triple-width) topology
- Up to 8 TW GPU + 4 FHFL PCIe Gen5 slots + 1 OCP 3.0 slot
- CXL
- Supports Compute Express Link (CXL) 2.0 over the PCIe Gen5 physical layer; up to 88 PCIe Gen5 lanes
Networking
- OCP
- 1 x PCIe Gen5 OCP 3.0 slot with NCSI support, compatible with RAID or network adapters
- Management port
- 1 x dedicated RJ-45 1GbE port for BMC remote management
Power
- PSU options
- Hot-swap CRPS: 2000 W 80 PLUS Platinum; 2700 W CRPS TT hot-swap; 2700 W 80 PLUS Platinum; 3200 W 80 PLUS Titanium; rated 220-240 V AC or 240 V DC, up to 3200 W
- Quantity
- 3, 4, 6 or 8 hot-swap power supplies: bays 1-4 (MB PSU) feed fans/CPU/memory/drives/front RAID in SW/DW configs; bays 5-8 (PDB PSU) feed GPU/NIC/DPU/rear RAID and the front RAID controller in triple-width GPU configs
- Redundancy
- N+N with over-subscription when 6 or 8 power supplies are installed
Ports
- Front
- 1 x USB 3.2 + 1 x USB 2.0 (to BMC); 1 x optional VGA port
- Rear
- 1 x RJ-45 1GbE BMC management port, 2 x USB 3.2, 1 x VGA (DB15), 1 x OCP 3.0 slot, system locator LED
Physical
- Form factor
- 6U rack
- Dimensions (with ears)
- 483.4 mm W x 263.5 mm H x 932.7 mm D
- Dimensions (without ears)
- 447 mm W x 263.5 mm H x 899 mm D
- Weight
- Up to 75 kg bare (maximum air-cooled configuration); up to 98.5 kg packaged with rails and packaging
- Rack fit
- Fits 1.2 m rack cabinets; not shipped as a full rack; L-type and ball-bearing slide rails supported
- Environment
- Operating 5-35°C; conditional ASHRAE A2 (10-35°C) and A3 (5-40°C) support with altitude derating above 900 m
Management
- BMC
- DC-SCM form-factor BMC management module; dual BMC/BIOS ROM chip-level and firmware redundancy
- Interfaces
- IPMI 2.0, SNMP v3, Redfish REST API, web-based remote management
- Software
- Lenovo XClarity Administrator cPlus, XClarity Essentials, XClarity Provisioning Manager, Lenovo Capacity Planner
- Security
- PFR platform root of trust; domestic (China) TPM 2.0 or TCM cryptographic module; Intel Trusted Execution Technology; Secure Boot; power-on and administrator passwords; optional security bezel and chassis-intrusion switch
Operating systems
- Fully supported
- Microsoft Windows Server 2025; Red Hat Enterprise Linux 9.4, 9.5, 9.6, 9.7, 9.8, 10, 10.1, 10.2
- Partial support
- Ubuntu 24.04.1-24.04.5, Ubuntu 26.04 (see Lenovo OSIG for current status)
Processors
- Intel Xeon 6520P
- Intel Xeon 6527P
- Intel Xeon 6530P
- Intel Xeon 6730P
- Intel Xeon 6732P
- Intel Xeon 6736P
- Intel Xeon 6737P
- Intel Xeon 6740P
- Intel Xeon 6745P
- Intel Xeon 6747P
- Intel Xeon 6760P
- Intel Xeon 6762P
- Intel Xeon 6767P
- Intel Xeon 6776P
- Intel Xeon 6787P