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NOTE!
As PC2-5300 is getting increasingly difficult to acquire, PC2-6400 can be used instead. Using PC2-6400 may or may not increase the performance of your model, as some models may underclock it to their respective original DRAM speeds.
PC2-5300This is DDR2 SDRAM at 667 MT/s in a 200-pin SO-DIMM form-factor. DDR2-667 may also be interchangeably referred to as PC2-5300. |
| DDR2 type | Individual / Single-Pack Option Marketing Part Number |
25-Pack Option Marketing Part Number |
Field Replacement Unit (FRU) Service Part Number |
| Non-ECC, unbuffered 2Rx16 256MB PC2-5300 CL5 | 40Y7732 | N/A | 40Y8401 |
| Non-ECC, unbuffered 2Rx16 512MB PC2-5300 CL5 | 40Y7733 | N/A | 40Y8402 |
| Non-ECC, unbuffered 2Rx16 1GB PC2-5300 CL5 | 40Y7734 | 51J0502 | 40Y8403 |
| Non-ECC, unbuffered 2Rx8 2GB PC2-5300 CL5 | 40Y7735 | 51J0548 | 40Y8404 |
Taken from Lenovo, Memory compatibility - Notebooks.
| Models | Soldered on motherboard |
SO-DIMM Slot 1 |
SO-DIMM Slot 2 |
Official Max-Memory |
Unofficial Max-Memory |
|---|---|---|---|---|---|
| T61, T61p | N/A | Occupied | Depends | 4GB | 8GB3 |
| T60, T60p | N/A | Occupied | Depends | 3GB1 2 | 3GB1 2 |
| X300 | N/A | Occupied | Depends | 4GB | 8GB3 |
| X61, X61s, X61 Tablet | N/A | Occupied | Depends | 4GB | 8GB3 |
| X60, X60s, X60 Tablet | N/A | Occupied | Depends | 3GB1 2 | 3GB1 2 |
| SL300, SL400, SL500 | N/A | Occupied | Depends | 4GB | 8GB3 |
| SL400c, SL500c | N/A | Occupied | Depends | 4GB | 8GB3 |
| R61, R61i, R61e | N/A | Occupied | Depends | 4GB | 8GB3 |
| R60, R60i, R60e | N/A | Occupied | Depends | 3GB1 2 | 3GB1 2 |
| G50 | N/A | Occupied | Depends | 3GB1 2 | 3GB1 2 |
| Z61t, Z61e, Z61m, Z61p | N/A | Occupied | Depends | 3GB1 2 | 3GB1 2 |
| FOOTNOTES [Δ] |
| Manufacturer | Partnumber | Description | Tested on model |
|---|---|---|---|
| Crucial | CT2KIT12864AC667 | 2x1 GB | R60e (0657-3LG1) |
| Crucial | CT25664AC667 | 2 GB | T60 (1951-A47) |
| Crucial | CT2KIT6464AC667 | 2x512 MB | |
| Crucial | CT12864AC667 | 1 GB | |
| Crucial | CT6464AC667 | 512 MB | |
| Crucial Rendition | RM12864AC6674 | 1 GB | T60 (2007-49G) |
| Transcend | TS2GIB3847 | 2 GB | R60 X41 |
| G.Skill | F2-5400PHU1-1GBSA | 1 GB | T60p (2007-93G2) |
| Corsair | VS1GSDS667D2 | 1 GB | Z61m |
| Corsair | VS2GSDS667D2 | 2 GB | T60 (2007-FSG) Z61m X60 (1707-V28) |
| Corsair | VS4GSDSKIT667D2 | 2x2 GB5 | R60 (9456-HTG) |
| G.Skill | F2-5300CL5S-2GBSA3 | 2 GB |
| FOOTNOTES [Δ] |