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Memory

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Lenovo - SDRAM - module - 256 MB - SO-DIMM 144-pin - 133 MHz / PC133 - CL3 - unbuffered - non-ECC - CTO

Extended Specs

Part Number: WC256MA

General

Capacity	256 MB
Upgrade Type	System specific

Memory

Type	DRAM memory module
Technology	SDRAM
Form Factor	SO-DIMM 144-pin
Speed	133 MHz (PC133)
Latency Timings	CL3
Data Integrity Check	Non-ECC
Features	Unbuffered

Expansion / Connectivity

Compatible Slots

1 x memory - SO-DIMM 144-pin

Miscellaneous

Pricing Type

CTO

Lenovo - SDRAM - module - 128 MB - SO-DIMM 144-pin - 133 MHz / PC133 - CL3 - unbuffered - non-ECC - CTO

Extended Specs

Part Number: WC128MA

General

Capacity	128 MB
Upgrade Type	System specific

Memory

Type	DRAM memory module
Technology	SDRAM
Form Factor	SO-DIMM 144-pin
Speed	133 MHz (PC133)
Latency Timings	CL3
Data Integrity Check	Non-ECC
Features	Unbuffered

Expansion / Connectivity

Compatible Slots

1 x memory - SO-DIMM 144-pin

Miscellaneous

Pricing Type

CTO

Lenovo - DDR3 - module - 4 GB - DIMM 240-pin - 1333 MHz / PC3-10600 - registered - ECC

Extended Specs

Part Number: 57Y4426

General

Capacity	4 GB
Upgrade Type	System specific

Memory

Type	DRAM memory module
Technology	DDR3 SDRAM
Form Factor	DIMM 240-pin
Module Height (inch)	1.18
Speed	1333 MHz (PC3-10600)
Data Integrity Check	ECC
Features	Registered
Lead Plating	Gold

Expansion / Connectivity

Compatible Slots

1 x memory - DIMM 240-pin

Manufacturer Warranty

Service & Support

3-year warranty

Lenovo - DDR3 - module - 2 GB - DIMM 240-pin - 1333 MHz / PC3-10600 - registered - ECC

Extended Specs

Part Number: 57Y4425

General

Capacity	2 GB
Upgrade Type	System specific

Memory

Type	DRAM memory module
Technology	DDR3 SDRAM
Form Factor	DIMM 240-pin
Module Height (inch)	1.18
Speed	1333 MHz (PC3-10600)
Data Integrity Check	ECC
Features	Registered
Lead Plating	Gold

Expansion / Connectivity

Compatible Slots

1 x memory - DIMM 240-pin

Manufacturer Warranty

Service & Support

3-year warranty

Lenovo - DDR3 - module - 2 GB - DIMM 240-pin - 1066 MHz / PC3-8500 - 1.5 V - unbuffered - non-ECC (pack of 25)

Extended Specs

Part Number: 57Y4422

General

Packaged Quantity	25 (specifications are for single item)
Capacity	2 GB
Upgrade Type	System specific

Memory

Type	DRAM memory module
Technology	DDR3 SDRAM
Form Factor	DIMM 240-pin
Module Height (inch)	1.18
Speed	1066 MHz (PC3-8500)
Data Integrity Check	Non-ECC
Features	Serial Presence Detect (SPD), unbuffered
Voltage	1.5 V
Lead Plating	Gold

Expansion / Connectivity

Compatible Slots

1 x memory - DIMM 240-pin

Manufacturer Warranty

Service & Support

1-year warranty