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Table 7. Specifications (continued)
Feature Description
Processor (continued)
v Intel Core 2 Duo processor T8100 (2.1 GHz), 3-MB L2
cache
v Intel Core 2 Duo processor T8300 (2.4 GHz), 3-MB L2
cache
v Intel Core 2 Duo processor T9300 (2.5 GHz), 6-MB L2
cache
v Intel Core 2 Duo processor T9500 (2.6 GHz), 6-MB L2
cache
v Intel
®
Pentium
®
Dual Core processor T2310 (1.46 GHz),
1-MB L2 cache
v Intel Pentium Dual Core processor T2330 (1.6 GHz), 1-MB
L2 cache
v Intel Pentium Dual Core processor T2370 (1.73 GHz),
1-MB L2 cache
v Intel Pentium Dual Core processor T2390 (1.86 GHz),
1-MB L2 cache
v Intel Pentium Dual Core processor T2410 (2.0 GHz), 1-MB
L2 cache
v Intel
®
Celeron
®
M processor 530 (1.73 GHz), 1-MB L2
cache
v Intel Celeron M processor 540 (1.86 GHz), 1-MB L2 cache
v Intel Celeron M processor 550 (2.0 GHz), 1-MB L2 cache
v Intel Celeron M processor 560 (2.13 GHz), 1-MB L2 cache
v Intel Celeron M processor 570 (2.26 GHz), 1-MB L2 cache
v Intel Celeron Dual Core processor T1400 (1.73 GHz),
512-KB L2 cache
v Intel Celeron Dual Core processor T1500 (1.86 GHz),
512-KB L2 cache
Bus architecture v 667-MHz PSB
v 667-MHz DDR2 SDRAM (PC2-5300)
v PCI bus
v PCI Express bus
v DMI
Graphic memory chip v Intel PM965/GM965 graphics
Display v 15.4-inch, 16M colors, WXGA (1280 × 800 resolution) TFT
color LCD
v 15.4-inch, 16M colors, WXGA+ (1440 × 900 resolution) TFT
color LCD
Standard memory v 512-MB DDR2-667 SDRAM SO-DIMM (PC2-5300) card × 1
v 1-GB DDR2-667 SDRAM SO-DIMM (PC2-5300) card × 1
v 2-GB DDR2-667 SDRAM SO-DIMM (PC2-5300) card × 1
Optional memory v 256-MB DDR2-667 SDRAM SO-DIMM (PC2-5300) card × 1
v 512-MB DDR2-667 SDRAM SO-DIMM (PC2-5300) card × 1
v 1-GB DDR2-667 SDRAM SO-DIMM (PC2-5300) card × 1
v 2-GB DDR2-667 SDRAM SO-DIMM (PC2-5300) card × 1
(maximum
of 4.0 GB)
Note:
Due to the limitation of the current 32-bit PC
architecture, actual usable memory size is limited to 3 GB
even though the physical installable memory size is 4 GB in
ThinkPad T61, R61, and R61i (14.1-inch widescreen)
(14.1-inch widescreen) computers.
CMOS RAM v 242 bytes
46 ThinkPad T61, R61, and R61i (14.1-inch widescreen) Hardware Maintenance Manual