Safe checkout
Secure payments
Fast dispatch
1–2 day handling
Free shipping
U.S. ground
Warranty & RMA
Support after delivery
Quantum TM21A46202D 2.1GB ULTRA DMA 128KB Cache 3.5-Inch Hard Drive
- Capacity: 2.1 GB
- Interface: Ultra DMA
- Cache: 128 KB
- Form Factor: 3.5-inch
- Faster data transfer than standard IDE
- Suitable for performance-oriented desktops of its era
- Reliable Quantum storage
TM21A46202D isn't on our shelf today — we source it to order. Request a quote and we'll confirm price and lead time within one business day.
Key specifications
See full specs ↓- Capacity
- 2.1 GB
- Interface
- Ultra DMA
- Cache
- 128 KB
- Form Factor
- 3.5-inch
Product details
The Quantum TM21A46202D is a 2.1GB hard drive featuring Ultra DMA technology and a 128KB cache. This 3.5-inch drive was designed for enhanced data transfer speeds compared to older IDE standards, making it suitable for systems requiring faster storage access. Its compact form factor ensures compatibility with standard desktop systems.
Technical Information
| Capacity | 2.1 GB |
| Interface | Ultra DMA |
Additional Specifications
| Cache | 128 KB |
| Form Factor | 3.5-inch |
Description
The Quantum TM21A46202D hard drive represents an advancement in IDE storage technology, offering a capacity of 2.1GB. It incorporates Ultra DMA (Direct Memory Access) support, which significantly improves data transfer rates over earlier ATA standards by allowing the drive to communicate more directly with the system's memory. This enhancement was crucial for improving the responsiveness of applications and the overall system performance. Equipped with a 128KB cache, this drive helps to buffer data and reduce latency, further contributing to its speed. The 3.5-inch form factor makes it a standard component for desktop computers, easily fitting into the drive bays of most PC cases. This combination of Ultra DMA and a cache buffer positions the TM21A46202D as a capable storage solution for its time, particularly for users who valued faster storage performance. Quantum, a known manufacturer of storage devices, produced this drive to meet the evolving demands for speed and capacity in personal computing. The Ultra DMA interface, often referred to as ATA-33 or ATA-66 depending on the specific implementation, provided a substantial performance uplift, making it a popular choice for systems that needed more than basic storage capabilities. This drive is a good example of the technological progress in hard drive interfaces during the late 1990s and early 2000s.
Condition: Refurbished
Free U.S. ground shipping
Typically 1–2 days handling, 3–7 days in transit.
Purchase orders accepted
Government, enterprise, data center and small business.
Buying 10+ units?
Get volume pricing and availability for TM21A46202D.