Hardware Details
Processor
Brand String
Intel(R) Core(TM) i5-2557M CPU @ 1.70GHz
Family
SandyBridge
Logical CPU Cores
4
Microcode Update
0x1A
Physical CPU Cores
2
Turbo Overclockable
False
Operating System
Manufacturer
Microsoft Corporation
Name
Microsoft Windows 7 Professional
Service Pack
Service Pack 1
Version
6.1.7601
Motherboard
Manufacturer
Apple Inc.
Model
Mac-742912EFDBEE19B3
Version
MacBookAir4,2
Memory
Total Installed Memory
4.00 GB
Manufacturer
0x80AD
Default Speed
1333 MHz
Capacity
2.00 GB
Bank Label
BANK 0
Device Locator
DIMM0
Default Speed
1333 MHz
Manufacturer
0x80AD
Device Locator
DIMM0
Capacity
2.00 GB
Bank Label
BANK 1
Graphics
Compatibility
Intel Corporation
DAC Type
Internal
Driver Date
11/29/2012
Driver Version
9.17.10.2914
Name
Intel(R) HD Graphics 3000
RAM
1.77 GB
BIOS
Manufacturer
Apple Inc.
Release Date
1/24/2012
Version
MBA41.88Z.0077.B0F.1201241549
BIOS/UEFI Settings
Processor
Max Non Turbo Boost Ratio
17.0 x
Processor Turbo Ratios
1 Active Core
27.0 x
2 Active Cores
24.0 x
Processor Turbo
Additional Turbo Voltage
0.0 mV
Processor Powercurrent
Turbo Boost Power Max
24.0 W
Turbo Boost Short Power Max
30.0 W
Package Turbo Power Lock
Disable
Turbo Boost Short Power Max Enable
Disable
