The PC3-8500 1066 MHz DDR3 SODIMM memory offerings let you upgrade your system's standard memory capacity to improve overall system performance. Features and benefits include:

• Choice of available memory sizes for DDR3 SODIMM memory
• Test-proven 100% compatibility listed for supported ThinkPad systems
• Lenovo Limited Warranty
• Lenovo memory installed in a new Lenovo system automatically assumes system warranty
• Memory Offerings:
  • 1GB PC3-8500 DDR3-1066 SODIMM (43R1987)
  • 2GB PC3-8500 DDR3-1066 SODIMM (43R1988)
  • 4GB PC3-8500 DDR3-1066 SODIMM (51J0493)
  • 1GB PC3-8500 DDR3-1066 SODIMM (43R2045 - U.S. only: Topseller)
  • 2GB PC3-8500 DDR3-1066 SODIMM (43R2046 - U.S. only: Topseller)

• Individual/Single-Pack Unpackaged SODIMM Memory (memory module only)
  • Approximate height: 4 mm (0.2 in)
  • Approximate depth: 32 mm (1.3 in)
  • Approximate width: 68 mm (2.7 in)
  • Approximate weight: 0.1 kg (0.2 lb)
• Individual/Single-Pack Packaged SODIMM Memory (memory module and carton)
  • Approximate height: 25 mm (1.0 in)
  • Approximate depth: 60 mm (2.4 in)
  • Approximate width: 175 mm (6.9 in)
  • Approximate weight: 0.15 kg (0.3 lb)
• 25-Pack Packaged SODIM Memory (25 memory modules and carton)
  • Approximate height: 51 mm (2.0 in)
  • Approximate depth: 165mm (6.5 in)
  • Approximate width: 264 mm (10.4 in)
  • Approximate weight: 0.4 kg (0.9 lb)

3 year - Customer Replacement Unit (CRU) Service

• 1GB and 2GB PC3-8500 1066MHz DDR3 SODIMM memories:
  • Available: August 2008 (Worldwide)
  • Discontinued, withdrawn from marketing: September 2009, replacements available:
    • 1GB PC3-8500 DDR3-1066 SODIMM (43R1987) replaced by 1GB PC3-8500 DDR3-1066 Low-Halogen SODIMM (55Y3706)
    • 2GB PC3-8500 DDR3-1066 SODIMM (43R1988) replaced by 2GB PC3-8500 DDR3-1066 Low-Halogen SODIMM (55Y3707)
• 1GB and 2GB PC3-8500 1066MHz DDR3 SODIMM Topseller memories:
  • Available: August 2008 (U.S. only)
  • Discontinued, withdrawn from marketing: September 2009, replacements available:
    • 1GB PC3-8500 DDR3-1066 SODIMM Topseller memory: 43R2045 replaced by 1GB PC3-8500 DDR3-1066 Low-Halogen SODIMM (55Y3706)
    • 2GB PC3-8500 DDR3-1066 SODIMM Topseller memory: 43R2046 replaced by 2GB PC3-8500 DDR3-1066 Low-Halogen SODIMM (55Y3707)
• 4GB PC3-8500 1066MHz DDR3 SODIMM memory:
  • Available: March 2009
  • Discontinued, withdrawn from marketing: September 2009, replacement available:
    • 4GB PC3-8500 DDR3-1066 SODIMM (51J0493) replaced by: 4GB PC3-8500 DDR3-1066 Low-Halogen SODIMM (55Y3708)

• Memory module
• Warranty flyer