Adaptec 2405 SAS/SATA RAID Controller
4-port PCIe, 1xSFF-8087 internal connector, 800mhz Processor, 128mb cache. Supports up to 128 SAS or SATA drives depending on server design. No cables included.
4 internal port, low profile Unified Serial PCI Express controller with Intelligent Power Management and hardware RAID for cost-effective reliability and performance for entry-level applications
Highlights
- Intelligent Power Management
- 4 internal ports
- MD2 – Low profile form factor
- 800MHz processor 8-Lane PCI-Express bus interface
- 0, 1, and 10 RAID levels
- 128MB DDR2 cache
- Up to 128 SATA or SAS drives using SAS Expanders
- 1 SFF-8087 (int.) connectors
- Adaptec Storage Manager, Copyback Hot Spare management features
- RoHS compliant
- 3 years warranty
- Complete List of Supported Operating Systems

Comparison Chart
| Model Name | 1045 | 2405 |
||
| Form Factor | MD2 - Low Profile |
MD2 - Low Profile |
MD2 - Low Profile |
MD2 - Low Profile |
| Ports | 4 | 4 | 4 | 4 |
| Connectors | 1 external SFF-8088 |
1 internal SFF-8087 |
1 external SFF-8088 |
1 internal SFF-8087 |
| Bus Interface | 4-Lane PCIe | 4-Lane PCIe | 8-Lane PCIe | 8-Lane PCIe |
| Processor | none | none | Dual core |
Dual core 800 MHz RAID on Chip |
| Cache | none | none | 128MB | 128MB |
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