Acer Aspire Z3801, Service Manual

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1-20 Hardware Specifications and Configurations
Processor
Processor Specifications
CPU Fan True Value Table (Tj=)
Item Specification
CPU type Intel Sandybridge Processor, 65W TDP chassis design
CPU package 37.5 x 37.5 mm Flip Chip Land Grid Array (FCLGA 1155).
Core Logic

Four cores

A 32-KB instruction and 32-KB data first-level cache (L1) for
each core

A 256-KB shared instruction/data second-level cache (L2) for
each core

8 MB shared instruction/data Last-Level Cache (L3), shared
among all cores
Chipset Cougar Point PCH package H61(Desktop Only)
Item CPU Speed
(GHz)
Cores/
Threads
Bus
Speed
(FSB/
DMI/QBI)
Lithogr
aphy
(nm)
Cache
Size
Package Voltage
i5-2500S 2.7 GHz 4 Cores 5 GT/s 32 nm 6MB LGA1155 65W
i5-2400S 2.5 GHz 4 Cores 5 GT/s 32 nm 6MB LGA1155 65W
i3-2120 3.3 GHz 2 Cores 5 GT/s 32 nm 3MB LGA1155 65W
i5-2405S 2.5 GHz 2 Cores 5 GT/s 32 nm 6MB LGA1155 65W
i3-2100 3.1 GHz 2 Cores 5 GT/s 32 nm 3MB LGA1155 65W
i3-2105 3.1 GHz 2 Cores 5 GT/s 32 nm 3MB LGA1155 65W
CPU Temperature (Celsius) EC Action SPL Spec (dBA)
On Off Fan Speed Level CPU Fan Speed
(RPM)
60 1 1200 26 dBA
50 47 2 1500 28 dBA
55 51 3 1800 32 dBA
65 60 4 2100 35 dBA
70 66 5 2300 38 dBA
75 71 6 2800 42 dBA
CPU Tj >= 78 CPU 50% throttling; OFF = 71 °C
CPU Tj >= 83 H/W shut down by EC