Features and benefits of ThinkServer 1GB (45J6188) and 2GB (45J6189) PC2-6400 800MHz CL6 DDR2 SDRAM memories include:

• Test-proven 100% compatibility on listed ThinkServer systems
• Meets stringent ThinkServer reliability standards for memory products
• Maximum data transfer rate of up to 6,400 MBps
• 240-pin UDIMM with gold-plated leads
• Lead-free and RoHS compliant
• Serial presence detect and decode functions
• Lenovo Limited Warranty
• Authenticity seal on every UDIMM

Performance specifications:

• Speed: 800 MHz
• Pins: 240
• Pin Alloy: Gold
• Parity: ECC
• RAM Type: DDR2 SDRAM

Power and component:

• JEDEC Standard 1.8V +/- 0.1V Power Supply
• CAS Latency: 6 clock cycles
• Form Factor: SDRAM UDIMM
• 8 Banks
• Bi-directional Differential Data-Strobe
• Off-Chip Driver (OCD) Impedance Adjustment
• On die Termination with selectable values(50/75/150 ohms or disable)
• Partial Array Self Refresh
• Package: FBGA
• Lead-free and RoHS compliant
• 1GB is single rank / 2GB is dual rank

Physical specifications:

• 1 Rank Memory:
  • Approximate height: 133.35 mm (5.254 in)
  • Approximate depth: 2.7 mm (0.1064 in)
  • Approximate width: 30.00 (1.182 in)
  • Approximate weight: 0.1 kg (0.2 lbs)
• 2 Rank Memory:
  • Approximate height: 133.35 mm (5.254 in)
  • Approximate depth: 4.0 mm (0.1576 in)
  • Approximate width: 30.00 mm (1.182 in)
  • Approximate weight: 0.1 kg (0.2 lbs)

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Operating environment:

• Temperature: 0 deg to 85 deg C (32 deg to 185 deg F)
• Relative humidity: 10% to 90% (non-condensing)

3 year - Customer Replacement Unit (CRU) Service

• Announce date: 30 Sep 2008 (Worldwide except for Brazil, China, Russia, Taiwan)
• Availability date: 30 Sep 2008 (Worldwide except for Brazil, China, Russia, Taiwan)
• Effective withdrawal date:
  • 1GB: December 2010 (Worldwide)
  • 2GB: January 2011 (Worldwide)

• Memory module
• Warranty flyer