Product Information

• Product Name: Toshiba 1TB 2.5-inch Internal Laptop Hard Drive
• Model Series: MQ04 series (5400RPM) or MQ01 series (older) for consumer models
• Brand: Toshiba (Kioxia - following brand restructuring)
• Category: Internal 2.5-inch Hard Disk Drive
• Release Period: Various models from 2016-2023
• Form Factor: 2.5-inch (laptop/notebook size)
• Dimensions: 100.0mm × 69.85mm × 7.0mm or 9.5mm (L × W × H)
• Weight: 90-115 grams (depending on height)
• Country of Origin: Philippines, China, or Thailand (varies by production)

Capacity & Interface

• Total Capacity: 1 Terabyte (1,000,000,000,000 bytes)
• Usable Capacity: Approximately 931 GB (after binary conversion and formatting)
• Interface: SATA III 6Gb/s
• Connector: Standard SATA data (7-pin) and power (15-pin)
• Backward Compatibility: SATA II 3Gb/s, SATA I 1.5Gb/s
• Sector Size: 4096 bytes (Advanced Format)

Performance Specifications

• Rotation Speed:
  • Consumer models: 5400 RPM (most common)
  • Performance models: 7200 RPM (less common in 1TB 2.5-inch)
• Cache Size:
  • Standard: 128MB (most 1TB models)
  • Some models: 32MB or 64MB (older generations)
• Data Transfer Rate:
  • Buffer to host: Up to 600 MB/s (SATA III limit)
  • Media to buffer: 100-150 MB/s sustained
• Average Latency: 5.56ms (5400RPM) or 4.17ms (7200RPM)
• Average Seek Time:
  • Read: 12ms (5400RPM) or 10ms (7200RPM)
  • Write: 14ms (5400RPM) or 12ms (7200RPM)
• Real-World Performance:
  • Sequential read: 100-130 MB/s
  • Sequential write: 90-120 MB/s
  • Random access: 0.5-2 MB/s (IOPS limited)

Physical Specifications

• Height Options:
  • 7.0mm (slim, for ultrabooks and thin laptops)
  • 9.5mm (standard, for most traditional laptops)
• Platter Configuration:
  • Typically 1 or 2 platters
  • 1-2 read/write heads per platter
• Areal Density: Approximately 800-1000 Gb/in² (depends on model generation)
• Recording Technology:
  • CMR (Conventional Magnetic Recording) - better performance
  • SMR (Shingled Magnetic Recording) - higher density, slower writes

Reliability & Endurance

• MTBF (Mean Time Between Failures): 600,000 hours
• Annualized Failure Rate (AFR): 0.7%
• Load/Unload Cycles: 600,000 minimum
• Non-recoverable Read Errors: 1 per 10¹⁴ bits read
• Power-On Hours: 8,760 hours per year (24/7 operation)

Power Consumption

• Operating Power (Average): 1.8W
• Read/Write Power: 2.0-2.5W
• Idle Power: 0.8-1.2W
• Standby/Sleep Power: 0.2-0.4W
• Startup Current: 1.0A @ 5V (typical)
• Voltage Requirements: 5V ±5%
• Power Management: Supports SATA power states (Active, Idle, Standby, Sleep)

Environmental Specifications

• Operating Temperature: 5°C to 55°C (41°F to 131°F)
• Non-operating Temperature: -40°C to 65°C (-40°F to 149°F)
• Operating Humidity: 8% to 90% RH (non-condensing)
• Non-operating Humidity: 5% to 95% RH (non-condensing)
• Operating Altitude: -304m to 3,048m (-1,000ft to 10,000ft)
• Non-operating Altitude: -304m to 12,192m (-1,000ft to 40,000ft)
• Operating Shock: 400G, 2ms
• Non-operating Shock: 1000G, 1ms
• Operating Vibration: 5-500Hz, 5G
• Non-operating Vibration: 5-500Hz, 10G

Compatibility & System Requirements

• Operating Systems:
  • Windows 7/8/10/11
  • Linux (all major distributions)
  • macOS (when used in compatible systems)
  • Chrome OS
• Compatible Devices:
  • Laptops with 2.5-inch drive bays
  • Desktop computers (with 2.5-inch mounting)
  • External enclosures (USB/SATA)
  • Gaming consoles with 2.5-inch upgrade capability
  • NAS systems (for compatible models)

Features & Technologies

• Advanced Format: 4K sector technology for improved error correction
• Rotational Vibration Safeguard (RVS): On some enterprise models
• Thermal Monitoring: Built-in temperature sensors
• Power Management: Multiple power-saving modes
• Error Correction: Advanced ECC algorithms
• SMART Support: Self-Monitoring, Analysis and Reporting Technology
• NCQ Support: Native Command Queuing (up to 32 commands)
• TRIM Support: When used with SSHD models (if applicable)

Warranty & Support

• Warranty Period: 2 years limited warranty
• Warranty Type: Return to vendor/RMA service
• Technical Support: Available through Toshiba/Kioxia support channels

Package Contents

• Toshiba 1TB 2.5-inch Internal Hard Drive
• Mounting screws (typically 4 pieces)
• Static-protective bag
• Limited documentation

Installation Notes

• Backup First: Always backup existing data before replacement
• Height Compatibility: Verify laptop supports 7mm or 9.5mm height
• OS Installation: May require fresh OS install or cloning from old drive
• 4K Alignment: Ensure proper 4K sector alignment during formatting

Use Case Recommendations

• Ideal For:
  • Laptop storage upgrades
  • Secondary storage in desktop systems
  • External backup drives (in enclosure)
  • Media storage (photos, videos, music)
  • General office/document storage
• Consider SSD Instead If:
  • Seeking faster boot/load times
  • Need better shock resistance
  • Working in mobile environments
  • Require silent operation

Performance Comparison

• vs. SSD: 5-10x slower for most operations
• vs. 7200RPM HDD: 10-20% slower sequential performance
• vs. 3.5-inch Desktop HDD: Slower due to smaller platters

Manufacturer Notes

• Toshiba's HDD business now operates under Kioxia branding
• Quality generally good with reliable track record
• Considered mid-range in HDD market (between WD Blue and Seagate Barracuda)