WD my cloud server

Description

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### **WD My Cloud EX4100 Storage Capacity**
The **EX4100** is a **4-bay NAS**, meaning it can hold up to **4 hard drives**. Its total storage capacity depends on the drives you install and the RAID configuration you choose.

#### **Key Specifications:**
- **Drive Bays:** 4 (supports 3.5" or 2.5" SATA HDDs/SSDs)
- **Supported Drive Sizes:** Up to **22TB per drive** (as of 2024, higher capacities may work if supported).
- **Max Raw Capacity:** **88TB** (4 × 22TB HDDs).
- **Supported RAID Levels:**
- RAID 0 (Striping – max capacity, no redundancy)
- RAID 1 (Mirroring – 50% usable capacity)
- RAID 5 (Single-drive redundancy)
- RAID 10 (Mirroring + Striping)
- JBOD (Individual disks, no RAID)

#### **Usable Storage Examples (Based on RAID):**
| RAID Level | Total Raw Capacity (4 × 8TB) | Usable Capacity |
|------------|-----------------------------|-----------------|
| **RAID 0** | 32TB | **32TB** (No redundancy) |
| **RAID 1** | 32TB | **16TB** (50% usable) |
| **RAID 5** | 32TB | **24TB** (1 drive redundancy) |
| **RAID 10** | 32TB | **16TB** (2 drives mirrored + striped) |
| **JBOD** | 32TB | **8TB + 8TB + 8TB + 8TB** (separate disks) |

### **Additional Features:**
- **Network Connectivity:** Gigabit Ethernet (1GbE)
- **Remote Access:** WD My Cloud mobile/web apps
- **Backup Options:** Supports Time Machine, cloud backups, and USB backups

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