Processor (CPU)
CPU Name
Intel® Core™ i5-2557M CPU @ 1.70GHz
Threading
1 CPU - 2 Core - 4 Threads
Frequency
2399.44 MHz (24 * 99.98 MHz)
Multiplier
Current: 24 / Min: 8 / Max: 27
Architecture
Sandy Bridge / Stepping: D2 / Technology: 32 nm
CPUID / Ext.
6.A.7 / 6.2A
IA Extensions
MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, EM64T, VT-x, AES, AVX
Caches
L1D : 32 KB / L2 : 256 KB / L3 : 3072 KB
Caches Assoc.
L1D : 8-way / L2 : 8-way / L3 : 12-way
Microcode
Rev. 0x2E   ► Intel SA-00233 Vulnerable ◄
TDP / Vcore
17 Watts / 0.801 Volts
Temperature
73 °C / 163 °F
Type
Retail (Stock Frequency : 1700 MHz)
Cores Frequencies
#00: 2399.44 MHz  #01: 2399.44 MHz 
Motherboard
Model
Apple Inc. Mac-742912EFDBEE19B3
Socket
Socket 1023 FCBGA
North Bridge
Intel Sandy Bridge rev 09
South Bridge
Intel QS67 rev B3
BIOS
Apple Inc. 130.0.0.0.0 (08/22/2018)
Memory (RAM)
Total Size
4096 MB
Type
Dual Channel (128 bit) DDR3-SDRAM
Frequency
666.5 MHz (DDR3-1334) - Ratio 1:5
Timings
9-9-9-24-1 (tCAS-tRCD-tRP-tRAS-tCR)
Graphic Card (GPU)
Storage (HDD/SSD)
Model #1 Name
APPLE SSD TS128C (FW: CJAA0201)
Model #1 Capacity
113.0 GiB (~120 GB)
Model #1 Type
Fixed, SSD - Bus: ATA (3)
Display
Screen #1
Apple Computer Color LCD (APP9CF0)
Screen #1 Spec
13.4 inches (34 cm) / 1440 x 900 pixels @ 0-0 Hz
Miscellaneous
Windows Version
Microsoft Windows 7 (6.1) Ultimate Edition 64-bit
CPU-Z Version
1.87.0 (64 bit)