The ThinkStation D20 PC3-10600 1333MHz DDR3 RDIMM memory offerings let you upgrade standard system memory capacity to boost your system's performance and enhance it's ability to run more programs simultaneously. Features include:

• Choice of available memory sizes for DDR3 RDIMM memory
• Test-proven 100% compatibility on listed ThinkStation systems
• Meets stringent ThinkStation reliability standards for memory products
• Lenovo Limited Warranty
• Authenticity seal on every memory module

Offerings:

• 2GB PC3-10600 1333MHz DDR3 RDIMM Workstation Memory (57Y4425)
• 4GB PC3-10600 1333MHz DDR3 RDIMM Workstation Memory (57Y4426)
• 8GB PC3-10600 1333MHz DDR3 RDIMM Workstation Memory (57Y4427)

Performance specifications:

• Higher bandwidth by the 8-bit pre-fetch buffer
• Buffer address, control and clock signals reduce system loading
• 240-pin JEDEC/EIA standard RDIMM interface
• Gold-plated leads

Physical specifications:

• Approximate height: 8 mm (0.3 in)
• Approximate width : 134 mm (5.3 in)
• Approximate depth : 30 mm (1.2 in)
• Approximate weight: 0.1 kg (0.2 lb)

Operating environment:

• Temperature: 0 deg to 65 deg C (320 deg to 149 deg F)
• Relative humidity: 10% to 90%

3 year - Customer Replacement Unit (CRU) Service

• Announce date: 13 Apr 2010 (Worldwide)
• Availability date: 21 May 2010 (Worldwide)

• Memory module (2GB, 4GB, or 8GB)
• Memory Fan Cooler (for 4GB and 8GB modules)
• Memory Fan Cooler Setup Poster (for 4GB and 8GB modules)
• Publication