Processor (CPU)
CPU Name
Intel® Core™ i3-4020Y CPU @ 1.50GHz
Threading
1 CPU - 2 Core - 4 Threads
Frequency
1496.97 MHz (15 * 99.8 MHz) - Uncore: 1497 MHz
Multiplier
Current: 15 / Min: 6 / Max: 15
Architecture
Haswell ULT / Stepping: C0 / Technology: 22 nm
CPUID / Ext.
6.5.1 / 6.45
IA Extensions
MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, EM64T, VT-x, AES, AVX, AVX2, FMA3
Caches
L1D : 32 KB / L2 : 256 KB / L3 : 3072 KB
Caches Assoc.
L1D : 8-way / L2 : 8-way / L3 : 12-way
Microcode
Rev. 0x1D   ► Intel SA-00233 Vulnerable ◄
TDP / Vcore
11.5 Watts / 0.694 Volts
Temperature
56 °C / 133 °F
Type
Retail (Stock Frequency : 1500 MHz)
Cores Frequencies
#00: 1496.97 MHz  #01: 1496.97 MHz 
Motherboard
Model
Microsoft Corporation Surface Pro 3
Socket
Socket 1168 BGA
North Bridge
Intel Haswell-ULT rev 0B
South Bridge
Intel H8x/P8x rev C1
BIOS
American Megatrends Inc. 3.11.1550 (06/30/2016)
Memory (RAM)
Total Size
4002 MB
Type
Dual Channel (128 bit) DDR3-SDRAM
Frequency
798.4 MHz (DDR3-1596) - Ratio 1:6
Timings
12-15-15-34-1 (tCAS-tRCD-tRP-tRAS-tCR)
Graphic Card (GPU)
GPU Type
Intel(R) HD Graphics Family
GPU Brand
0x1414 (0x0005)
GPU VRAM
1024 MB
Storage (HDD/SSD)
Model #1
HFS128G3AMNB-2200A
Capacity #1
128 GB
Miscellaneous
Windows Version
Microsoft Windows 10 (10.0) Professional 64-bit
CPU-Z Version
1.77.0 (64 bit)