Hard Drives Compatible With an HP Pavilion 304w

• The Pavilion 304w originally had a 40GB hard drive installed. hard drive image by BigDog from Fotolia.com

  The Pavilion 304w was a desktop computer made by Hewlett Packard/Compaq. HP/Compaq released the Pavilion 304w on Nov. 25, 2002. The Pavilion 304w came with a 40 GB Ultra DMA (ATA-100) hard drive. A replacement hard drive would need to be an ATA-100/Ultra DMA drive. Seagate and Western Digital both list several drives that would fit the Pavilion 304w.

100 GB Drive

• Seagate offers a 100 GB ATA-100/ Ultra DMA 3.5 inch internal hard disk drive with 2 MB cache. The drive model number is L01V100. This drive is also available in a hard drive kit, product number STM301003N1AAA-RK. The platter speed for this drive is 7200 rpm. The data transfer rate of the drive is 100 megabits per second.

160 GB Drives

• Western Digital has a 160 GB Ultra DMA/ ATA-100 3.5 inch drive with 8 MB of cache memory. This drive is model number WD1600AAJB. Seagate makes a 160GB ATA-100 hard drive with a 2 MB cache. The drive model number is L01V160, and the kit product number is STM301603N1AAA-RK. The platter speed for these drives is also 7200 rpm. The data transfer rate for these drives is 100 megabits per second.

250 GB Drive

• Western Digital makes a 250 GB 3.5 inch Ultra DMA/ ATA-100 internal hard drive with 8 MB cache memory and 7200 rpm rotational speed. The model number for this drive is WD2500AAJB.

300 GB Drive

• Seagate manufactures a 300 GB 3.5 inch ATA-100/Ultra DMA drive with 7200 rpm platter speed and 16 MB cache memory. This hard disk drive is model number L01Y300. The drive is also available in drive kit number STM303004N1AAA-RK.

320 GB Drives

• Both Western Digital and Seagate offer 320 GB 3.5-inch internal hard disk drives with 7200 rpm rotational speed and data transfer rate of 100 megabits per second. The Western Digital drive has an 8 MB cache and is model number WD3200AAJB. The Seagate drive has a 16 MB cache buffer and is model number ST303204N1A1A-RK.

500 GB Drives

• Seagate and Western Digital both make 500 GB 3.5-inch 7200 rpm internal hard drives. The Seagate drive has a 16 MB cache buffer and is model number L01Y500. The drive is also available in kit number STM305004N1AAA-RK. The Western Digital 500GB drive has a 16 MB cache and is model number WD5000AAKB. These drives both have data transfer rates of 100 megabits per second.