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804642-B21
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HP 200GB 6G SATA WRITE INTENSIVE-2 LFF 3.5-IN 804642-B21
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Name:
804642-B21
- Description:
- HP 200GB 6G SATA WRITE INTENSIVE-2 LFF 3.5-IN 804642-B21
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Hpe
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
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804642-B21 Overview
804642-B21 is a high-performance HDD designed for diverse environments including data centers, desktops, NAS, and surveillance applications. This drive features a 3.5-inch form factor with a SATA III interface, spinning at 7200 RPM to deliver robust performance; it offers a 4 TB storage capacity with a 64 MB cache, supports heavy workload operations rated at 550 TB/yr, and is engineered with exceptional reliability and an industry-leading MTBF, making it ideal for continuous 24/7 operation.
804642-B21 is optimized for efficiency with measured power consumption of 8.7 Watts during read/write and 6.1 Watts in idle mode. Advanced features such as a helium-sealed design, integrated vibration protection, and dual actuator technology further enhance its durability and performance, ensuring that this HDD meets the demanding needs of both enterprise and mixed-use deployments.
804642-B21 price is is available on request. Get immediate quote.
Request bulk order quote for 804642-B21 for additional pricing. Browse the full Hpe Server 3.5" Hard Drives series or explore all Hpe products.
804642-B21 Specifications
- Product Type
- Hard Drive
- Brand
- Hpe
- Drive Type
- HDD
- Use Case
- Desktop / Server / NAS / Surveillance / Enterprise Storage
- Interface
- SATA III
- Form Factor
- 3.5-inch
- Storage Capacity
- 4 TB
- Spindle Speed (RPM)
- 7200 RPM
- Cache (Buffer Size)
- 64 MB
- Data Transfer Rate
- Up to 210 MB/s
- Annual Workload Rating
- 550 TB/yr
- Power Consumption (Read/Write)
- 8.7 Watts
- Power Consumption (Idle)
- 6.1 Watts
- Encryption Support
- No
- Helium Sealed
- Helium-Sealed
- Drive Bays Supported
- Multi-bay
- Vibration Protection
- Yes
- Advanced Features
- Dual Actuator
- Operating Temperature
- 5–55°C
- Product Name
- 804642-B21 Enterprise SATA HDD
- Height
- 1.0 inches
- Width
- 5.8 inches
- Depth
- 4.0 inches
- Weight
- 2.0 lbs
804642-B21 Use Case
Write-Intensive Transaction Logging for Financial Trading Platforms
In a high-frequency trading environment generating thousands of transactions per second, the 804642-B21 HP 200 GB 6G SATA Write Intensive-2 LFF 3.5-inch drive delivers sustained 200 MB/s sequential write performance and 2.4 Drive Writes Per Day (DWPD) endurance, ensuring zero data loss and 99.999% uptime for critical trade logs.
Optimized Virtual Desktop Infrastructure for Remote Workforce
In a global enterprise deploying hundreds of virtual desktops for remote employees, the 804642-B21 HP 200 GB 6G SATA Write Intensive-2 LFF 3.5-inch drive accelerates boot storms with up to 40% faster login times and supports consistent write workloads, reducing end-user latency and lowering helpdesk support calls by 30%.
Rapid Backup and Recovery for SMB Data Centers
In a small-to-mid-sized business consolidating nightly backups on HPE ProLiant servers, the 804642-B21 HP 200 GB 6G SATA Write Intensive-2 LFF 3.5-inch drive achieves sustained 150 MB/s write throughput, shrinking backup windows by 60% and enabling full system restores within the target RTO to maintain business continuity.
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Product Comparison Table 
| 804642-B21 |  H6G52A |  P07924-B21 |  801884-B21 |  881781-B21 | |
|---|---|---|---|---|---|
| Product Type | Hard Drive | Hard Drive | Hard Drive | Hard Drive | Hard Drive |
| Drive Type | HDD | HDD | HDD | HDD | HDD |
| Use Case | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Interface | SATA III | SATA III | SATA III | SATA III | SATA III |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Storage Capacity | 4 TB | 10 TB | 8 TB | 8 TB | 4 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 64 MB | 256 MB | 256 MB | 256 MB | 128 MB |
| Data Transfer Rate | Up to 210 MB/s | Up to 250 MB/s | Up to 210 MB/s | Up to 250 MB/s | Up to 210 MB/s |
| Annual Workload Rating | 550 TB/yr | 300 TB/yr | 300 TB/yr | 550 TB/yr | 300 TB/yr |
| Power Consumption (Read/Write) | 8.7 Watts | 8.5 Watts | 10 Watts | 8 Watts | 8 Watts |
| Power Consumption (Idle) | 6.1 Watts | 5.0 Watts | 5 Watts | 6 Watts | 5 Watts |
| Encryption Support | No | AES 256-bit | AES 256-bit | No | AES 256-bit |
| Helium Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed |
| Drive Bays Supported | Multi-bay | Multi-bay | Multi-bay | Multi-bay | Multi-bay |
| Vibration Protection | Yes | Yes | Yes | Yes | Yes |
| Advanced Features | Dual Actuator | Dual Actuator | Dual Actuator | Dual Actuator | Dual Actuator |
| Operating Temperature | 5–55°C | 5–55°C | 5–60°C | 5–60°C | 5–60°C |
| Product Name | 804642-B21 Enterprise SATA HDD | H6G52A Enterprise HDD | P07924-B21 Enterprise He-Sealed HDD | 801884-B21 Enterprise HDD | Enterprise Capacity HDD 4TB 7200RPM 881781-B21 |
| Height | 1.0 inches | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches |
| Width | 5.8 inches | 4.00 inches | 5.79 inches | 5.79 inches | 5.8 inches |
| Depth | 4.0 inches | 5.79 inches | 4.00 inches | 7.78 inches | 4 inches |
| Weight | 2.0 lbs | 2.20 lbs | 2.2 lbs | 2.2 lbs | 2.1 lbs |
Compliance & Coverage
100% Genuine Product Guarantee
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
Up to 3-Year Warranty Coverage
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
Hassle-Free RMA & Returns
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Rigorously Tested & Quality Assured
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Expert Technical Support
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
Fast Global Delivery
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reviews & Ratings
I
Ian Morrison
5
Write intensive SSD handled logs and databases well.
T
Talha Qazi
4
Consistent write speeds.
S
Stefan M'ller
5
OEM firmware ensured stability.
K
Khalid Nawaz
5
Good endurance SSD.
R
Rami Koskela
4
Solid enterprise option.
Questions & Answers
What is the storage capacity of the HP 804642-B21 drive?
The HP 804642-B21 drive offers 200 GB of usable storage capacity, optimized for high-write workloads.
Which interface does the HP 804642-B21 use?
This drive uses a 6 Gb/s SATA interface for fast data transfers and broad server compatibility.
What is the physical form factor of the HP 804642-B21 drive?
The HP 804642-B21 is a 3.5-inch (LFF) drive designed for HP ProLiant and Apollo server bays.
What does “write-intensive” classification mean?
Write-intensive classification indicates the drive is rated for heavy write workloads up to 10 drive writes per day (DWPD).
Which workloads are best suited for this write-intensive drive?
This drive excels in database logging, high-transaction applications, virtual desktop infrastructures, and caching layers.
Is the HP 804642-B21 compatible with ProLiant and Apollo servers?
Yes, it is fully compatible with HP ProLiant Gen8/9/10, Apollo 2000/4000, and select Synergy storage enclosures.
How do I install the HP 804642-B21 drive?
Simply insert the drive into an available 3.5″ hot-swap bay, secure the sled, and HP Smart Array controllers will auto-detect it.
What are the key performance specifications?
It delivers up to 205 MB/s sustained sequential throughput and 88,000 random 4 K IOPS under typical workloads.
What is the drive’s endurance rating and MTBF?
The drive is rated for 10 DWPD and has an MTBF of 2 million hours for reliable continuous operation.
Does the HP 804642-B21 support S.M.A.R.T. monitoring?
Yes, it supports industry-standard S.M.A.R.T. attributes for proactive health monitoring and reporting.
Can I use this drive in hardware RAID configurations?
Yes, the drive is certified for use in HP Smart Array and third-party RAID controllers for data protection.
What warranty does HP provide for this drive?
HP offers a standard three-year limited warranty, including parts, labor, and on-site support.
Does the drive require special firmware or updates?
No special firmware is required; it is factory-tested with HP Gen8/9/10 firmware profiles for out-of-the-box compatibility.
What is the typical power consumption?
The drive consumes approximately 7.5 W active and 5.5 W idle, optimizing energy use in dense server configurations.
Is the HP 804642-B21 hot-swappable?
Yes, the drive supports hot-swap functionality, enabling drive replacement without shutting down the server.
How can I purchase the HP 804642-B21 and what is the price range?
You can purchase through authorized HP resellers or the HP Store; pricing varies by region and volume but typically starts around $200–$250 USD.