Western Digital Red Wd40Efrx 4Tb
VS
Western Digital My Book Studio 2Tb
Feature Comparison
General features
General features
| Usage Type | Internal | External |
|---|---|---|
| Power Consumption | 4.5W in read and write mode / 3.3W in Idle mode and 0.4W in standby mode | - |
Main features
Main features
| General Grouping | Internal Desktop | External Desktop (Tabletop) |
|---|
General specifications
General specifications
| Device Design and Dimensions | 3.5 inch | 3.5 inch |
|---|---|---|
| Equivalent Name | - |
Type of storage
Type of storage
| Internal Connection Port | - |
|---|
Technical features
Technical features
| Capacity | 4 terabyte (tb) | 2 terabyte (tb) |
|---|---|---|
| Cache | - | |
| Disk Rotation Speed | 5400 RPM | 7200 RPM |
| External Power Source Required | No | Yes |
| Operating Temperature Range | ||
| Average Lifespan | 1,000,000 Hours (MTBF) / 180 Terabytes Written (TBW) Per Year | - |
| Default Format | - | |
| Operating Voltage and Current | - | 12 volt (v) |
Other features
Other features
| Device Noise | - |
|---|
Capabilities
Capabilities
| RAID Support | True | No |
|---|---|---|
| NCQ Support | True | No |
| S.M.A.R.T Support | True | No |
| Compatible Operating Systems | Windows 7 and later | Windows XP and later / macOS X |
| Additional Features | AF format support / Equipped with NASWare 3.0 firmware / Coexistence with 8 other drives / 24-hour operation capability | Apple Time Machine software support / WD SmartWare software |
| Impact Resistance | Yes | No |
| Shock Tolerance | - | |
| Vibration Resistance | Yes | No |
| Certifications and Approvals | ||
| Shock and Vibration Sensor | - | No |
| Water Resistance | - | No |
| Dust Resistance | - | No |
| Humidity Resistance | - | No |
| Scratch Resistance | - | No |
| Anti-slip | - | No |
| Kensington Security Slot | - | No |
Aesthetic features
Aesthetic features
| Size and Dimensions | 26.1 * 101.6 * 147 millimeter (mm) | 48 * 135 * 165 millimeter (mm) |
|---|---|---|
| Product Weight | 680 gram (g) | 1180 gram (g) |
| Body Material | - | Aluminum |
Additional features and options
Additional features and options
| LED Status Indicator | - | Yes |
|---|---|---|
| Box Contents | - | USB 2.0 Mini USB to Type-A Cable / FireWire 800 Cable / Power Adapter / User Manual |
Buttons or control keys
Buttons or control keys
| Power Key Support | - | No |
|---|
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User Rating Comparison
Western Digital Red Wd40Efrx 4Tb
0
/10
from total 1 Vote
Western Digital My Book Studio 2Tb
0
/10
from total 1 Vote
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