Catalogue · DataDirect Networks
DDN AI400X2 Turbo
High-end · all-flash · scale-out - Highest-throughput AI400X2 variant: a 2U all-NVMe EXAScaler building block for GPU clusters.
| Platform | |
|---|---|
| OEM | DataDirect Networks |
| Family | EXAScaler AI400X2 |
| Class | High-end |
| Architecture | Scale-out cluster |
| Status | Current |
| Released | 2024 |
| Operating system | DDN EXAScaler (EXA6) |
| Controllers | n/a |
| Nodes | n/a |
| Cache / memory | n/a |
| Availability | n/a |
| Capacity and media | |
| Media | All-flash |
| Drive types | NVMe SSD |
| Drive note | 24 x 2.5in dual-port hot-swappable NVMe SSDs (TLC); also listed as SFA400X2T / EXAScaler ES400NVX2T. |
| Flash drive sizes | n/a |
| HDD sizes | n/a |
| Maximum drives | n/a |
| Controller enclosure | 2U, 24 drive bays |
| Expansion | n/a |
| Raw capacity | n/a |
| Cluster maximum | n/a |
| Effective maximum | n/a |
| Data reduction | n/a |
| Protection | DCR RAID 6 (8+2), DCR RAID 6 (4+2), DCR RAID 5 (8+1), DCR RAID 5 (4+1), DCR RAID 1 (1+1) |
| Protection note | Active/active storage controllers; DeClustered RAID (DCR) erasure-coding schemas; end-to-end data integrity (T10-DIF); encryption in flight and at rest; quotas and multi-tenancy. File access through the EXAScaler (Lustre) client over InfiniBand or Ethernet, plus NFS, SMB and S3 per the EXAScaler family datasheet. |
| Performance and connectivity | |
| Maximum IOPS | 3,000,000 |
| Maximum throughput | 115 GB/s |
| Latency | n/a |
| Conditions | Per appliance: up to 115GB/s read, 75GB/s write, 3M IOPS; up to 2.4TB/s read and 1.6TB/s write per rack. Usable capacity 120, 250 or 500TB (TLC); raw not published. 16 x NDR200/200GbE QSFP112 host ports. 2RU, 2.2kW, 7.5K BTU/h. GA Q1 2024. |
| Protocols | InfiniBand / RDMA file, NFS, SMB / CIFS, S3 object |
| Fibre Channel | - |
| Ethernet | 200 GbE |
| Host ports | 16 |
| Limits | |
| Volumes / LUNs | n/a |
| File systems | n/a |
| Snapshots | n/a |
| Management and support | |
| Management | EXAScaler Management Framework (EMF) |
| Power | 2,200 W |
| Positioned for | AI / ML, HPC, Analytics |
| Warranty | n/a |
| Design terms | OST pool · LUN · Host group · Asynchronous replication |
| Data services | |
? Deduplication
✓ Compression
? Thin provisioning
? Snapshots
? Clones
? Asynchronous replication
? Synchronous replication
? Active-active / metro
✓ Encryption at rest
? Immutable snapshots
? Ransomware detection
✓ Quality of service
✓ Automated tiering
? Cloud tiering
? VMware vVols
? Kubernetes CSI
✓ Native file services
✓ Native object (S3)
✓ Non-disruptive upgrades
✓ Scale-out
✓ stated by the OEM · ✕ not offered · ? not stated | |
| Source | |
| Product page | https://www.ddn.com/products/ai400x2-turbo/ |
| Datasheet | https://www.ddn.com/wp-content/uploads/2024/08/ddn-a3i-data-sheet-2024-x2t.pdf |