Lenovo WenTian WR6220 G5
A 2U dual-socket rack server independently designed by Lenovo's WenTian (联想问天) brand for high-concurrency throughput and HPC/AI inference workloads, sold only to customers in mainland China. Two 6th Gen Intel Xeon AP ("Granite Rapids-AP") processors (up to 288 efficiency cores or 128 performance cores, 550 W TDP) pair with up to 24 DDR5 DIMMs, up to 40 x 2.5" drive bays, up to 4 double-width GPUs and dual hot-swap CRPS power supplies.
Memory
- Slots
- Up to 24 DDR5 DIMMs total: 12 channels per CPU, 1 DIMM per channel (1DPC)
- Speed
- RDIMM: 6900P series 1DPC 6400 MHz, 6900E+ series 1DPC 8000 MHz; MRDIMM: 6900P series 1DPC 8800 MHz
- Rules
- A given server must use identical DDR5 memory type/speed/rank throughout; RDIMM and MRDIMM cannot be mixed; x8 and x4 memory cannot be mixed; empty slots need DIMM blanks
- Offered DIMMs
- 32 GB DDR5 6400 MHz (2Rx8) RDIMM; 64 GB DDR5 6400 MHz (2Rx4) RDIMM; 64 GB DDR5 8000 MHz (2Rx4) RDIMM
- Protection
- Adaptive Double Device Data Correction (ADDDC), DRAM ECS, failed DIMM isolation, DRAM thermal throttling, PMIC error handling, patrol scrubbing, data poisoning, post-package repair, CRC with replay
Storage
- General config bays
- 8/16/24-bay front backplane combinations: 8x2.5" AnyBay, 8x2.5" NVMe, 2x2.5" SATA+6x2.5" NVMe, 16x2.5" AnyBay, 16x2.5" NVMe, 8x2.5" AnyBay+8x2.5" NVMe, 2x2.5" SATA+14x2.5" NVMe, 24-bay 8x2.5" AnyBay+16x2.5" NVMe
- Enhanced I/O config
- Up to 40 x 2.5" SAS/SATA/NVMe drives, or up to 36 x U.2 NVMe drives, or up to 48 x E3.S (1T) drives (configuration-dependent, confirm with Lenovo sales)
- M.2 boot
- 1 x M.2 backplane, up to 2 x M.2 2280 SATA SSD; M.2 also supports RAID 0/RAID 1/JBOD
- RAID / HBA
- Optional hardware RAID with/without cache; optional 8- or 16-port SAS HBA; high-speed 12 Gb RAID controllers
- AnyBay
- Lenovo AnyBay technology mixes SAS/SATA HDD/SSD and NVMe SSD within the same drive bay
Graphics
- GPU support
- Enhanced I/O configuration supports up to 4 double-width GPUs (confirm exact models/power budget with Lenovo sales)
Expansion
- General config
- Up to 6 x PCIe Gen5 x16 standard slots + 1 x PCIe Gen5 x16 OCP 3.0 slot (optional Multi-Host support); Riser1A/2A, Riser1B/2B, Riser1C/2C supported
- Enhanced I/O config
- Up to 18 x standard PCIe Gen5 slots + 1 x OCP 3.0 slot
- CXL
- Compute Express Link (CXL) 2.0 supported over the PCIe Gen5 physical layer
- PCIe throughput
- PCIe Gen5 x16 slot bandwidth is sufficient for dual-port 200GbE or single-port 400GbE network adapters (Gen5 32 GT/s per lane vs. Gen4 16 GT/s, Gen3 8 GT/s)
Networking
- OCP
- 1 x PCIe 5.0 x16 OCP 3.0 slot, optional Multi-Host and NC-SI support
- Management port
- 1 x dedicated RJ-45 management port for BMC (NC-SI sideband management enabled by default)
Power
- PSU options
- 2 x hot-swap Intel-standard CRPS, 1+1 redundant; 1600 W/2000 W/2700 W 80 PLUS Platinum or 3200 W 80 PLUS Titanium; rated 220 V AC or 240 V DC; up to 94% efficiency at 50% load
- PSU part numbers
- CRPS 1600W (Greatwall GW-CRPS1600D2 / Gospower G1136-1600WNPP), CRPS 2000W (Gospower G1401-2000W), CRPS 2700W (Greatwall CRPS2700D2 / Gospower G1505-2700W, 220V or 230V), CRPS 3200W (Gospower G1505-3200W 220V/230V, Greatwall CRPS3200TW)
- Cooling
- 4 x hot-swap 8056 high-performance fan modules, N+1 rotor redundancy, zoned/PID-based intelligent fan speed control
Ports
- Front
- Left ear: 1 x VGA (DB15), fault-code LED. Right ear: 1 x USB 3.0, 1 x USB 2.0, power button+LED, UID button+LED, system status LED, inlet air temperature sensor, network status LED
- Rear
- 1 x VGA (DB15), 1 x RJ-45 management port, 2 x USB 3.0, UID button+LED, 1 x USB Type-C serial console port
Physical
- Form factor
- 2U 2-socket rack server
- Dimensions (with ears)
- 482.2 mm W x 87.1 mm H x 877.7 mm D
- Dimensions (without ears)
- 447.4 mm W x 87.1 mm H x 869.1 mm D
- Weight
- 24 x 2.5" configuration: up to 29.3 kg bare; approx. 4 kg packaging; approx. 4 kg slide rails
- Rack fit
- Standard IEC 297 racks, 600 mm wide, 1100+ mm deep (1200+ mm deep if using a cable management arm); ball-bearing slide rails fit rack front/rear hole spacing 610-940 mm
- Environment
- Operating 5-35°C (up to 40°C depending on configuration); storage -40°C to 65°C; operating humidity 10-90% non-condensing; max altitude 3050 m (no HDD above 3050 m)
Management
- BMC
- Aspeed AST2600 BMC; supports IPMI 2.0, SOL/KVM/SNMP, Redfish, AMI BMC, web browser login; keyboard/mouse/video/text console redirection and remote virtual media
- Interfaces
- IPMI/CLI/HTTPS/SNMP/Redfish; dedicated RJ-45 BMC management Ethernet port (10/100/1000M auto-negotiating)
- Security
- Domestic TPM 2.0 (national cryptographic module), Intel Trusted Execution Technology, Secure Boot, administrator/power-on passwords, optional chassis-intrusion switch
- Reliability
- Continuous platform monitoring with PFA/SMART-style predictive alerts on CPU, VRD, memory, storage, fans, PSUs and RAID controllers; hot-swap drive/PSU/fan redundancy
Operating systems
- Supported
- Red Hat Enterprise Linux, Rocky Linux, Ubuntu (per Lenovo WenTian OS support documentation)
Processors
- Intel Xeon 6 6960P
- Intel Xeon 6 6952P
- Intel Xeon 6 6972P
- Intel Xeon 6 6966P-C
- Intel Xeon 6 6979P
- Intel Xeon 6 6980P
- Intel Xeon 6 AP E-core 6990E+