Sony正式發佈一種與普通DVD碟相同大小的燒錄光碟ProDATA Disc，其可以記憶高達23GB的資料，比將會推出的DVD+R DL光碟的8.5GB高出數倍。能夠在同種大小的光碟面積上得到更大的容量，全因ProDATA技術中採用了比DVD更短波長的蓝光，其光綫較細亦記錄的密度更高，才令ProDATA Disc能記錄23GB的資料。另外，ProDATA支援有可重寫。圖中我們可以看到內置和外置ProData的相片，售價為2995美金(內置)及3299美金(外置)。
ProData Drive Spec :
Drive Type: Internal Professional Disc for Data Drive
Interface: SCSI-3 Low Voltage Differential, Single Ended (LDV/SE) 160
Capacity: 23.3GB
Logical Sector Size: 2,048 bytes
Data Transfer Rate
Burst: 160MB/sec. (Synchronous)
Sustained Read: 11MB/sec. (CLV), 4.5 ~ 11MB/sec. (CAV)
Sustained Write: 9MB/sec. (CLV), 3.8 ~ 9MB/sec. (CAV)
Seek Time
Full Seek: 200ms
1/3 Stroke Seek: 110ms
Buffer Memory: 16MB
MTBF: 50,000POH (90% reliability), 100,000POH (60% reliability)
Power Supply: +5V/+12V
Power Consumption: 14W (average)
Weight: 2.6lb
Dimensions: 5.74. (W) x 1.62. (H) x 7.99. (D)
Mounting Orientation: Vertical or Horizontal
Operating Temperature: 5 ~ 45 Degrees
Operating Humidity: 10% ~ 90 Relative Humidity
Drive Type: External Professional Disc for Data Drive
Interface: Hi-Speed USB 2.0 (USB 1.1 Compliant at slower transfer speeds)
Capacity: 23.3GB
Logical Sector Size: 2,048 bytes
Data Transfer Rate
Burst: 480MBit/sec. (USB 2.0 maximum)
Sustained Read: 11MB/sec. (CLV), 4.5 ~ 11MB/sec. (CAV)
Sustained Write: 9MB/sec. (CLV), 3.8 ~ 9MB/sec. (CAV)
Seek Time
Full Seek: 200ms
1/3 Stroke Seek: 110ms
Buffer Memory: 16MB
MTBF: 50,000POH (90% reliability), 100,000POH (60% reliability)
Power Supply: AC 100 ~ 240V Auto-Sensing, Auto-Switching
Power Consumption: 18W (average)
Weight: 9.9lb
Dimensions: 7.83. (W) x 2.28. (H) x 12.0. (D)
Mounting Orientation: Vertical or Horizontal
Operating Temperature: 5 ~ 40 Degrees
Operating Humidity: 10% ~ 90 Relative Humidity
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