Processor (CPU)
CPU Name
Intel® Core™ i5-9400 CPU @ 2.90GHz
Threading
1 CPU - 6 Core - 6 Threads
Frequency
3891.42 MHz (39 * 99.78 MHz) - Uncore: 3592.1 MHz
Multiplier
Current: 39 / Min: 8 / Max: 41
Architecture
Coffee Lake / Stepping: U0 / Technology: 14 nm
CPUID / Ext.
6.E.A / 6.9E
IA Extensions
MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, EM64T, VT-x, AVX, AVX2, FMA3
Caches
L1D : 32 KB / L2 : 256 KB / L3 : 9216 KB
Caches Assoc.
L1D : 8-way / L2 : 4-way / L3 : 12-way
Microcode
Rev. 0xAA   ► Intel SA-00233 Vulnerable ◄
TDP / Vcore
65 Watts / 1.122 Volts
Temperature
66 °C / 151 °F
Type
Retail (Stock Frequency : 2900 MHz)
Cores Frequencies
#00: 3891.42 MHz  #01: 3891.42 MHz  #02: 3891.42 MHz  #03: 3891.42 MHz 
#04: 3891.42 MHz  #05: 3891.42 MHz 
Motherboard
Model
Acer Aspire TC-885(DCH)
Socket
Socket 1151 LGA
North Bridge
Intel Coffee Lake rev 07
South Bridge
Intel B360 rev 10
BIOS
American Megatrends Inc. R01-B4 (04/09/2019)
Memory (RAM)
Total Size
8192 MB
Type
Single Channel (64 bit) DDR4-SDRAM
Frequency
1329.5 MHz (DDR4-2660) - Ratio 1:20
Timings
19-19-19-43-2 (tCAS-tRCD-tRP-tRAS-tCR)
Slot #1 Module
Samsung 8192 MB (DDR4-2662) - P/N: M378A1K43DB2-CTD
Graphic Card (GPU)
GPU Type
Microsoft Basic Display Adapter
GPU Brand
GIGABYTE Technology
Storage (HDD/SSD)
Model #1 Name
HGST HTS545050A7E380 (FW: GG2OAH60)
Model #1 Capacity
465.8 GiB (~500 GB)
Model #1 Type
Fixed - Bus: RAID (8)
Model #2 Name
KINGSTON SA400S37120G (FW: SBFKB1E1)
Model #2 Capacity
111.8 GiB (~120 GB)
Model #2 Type
Fixed, SSD - Bus: RAID (8)
Model #3 Name
Western Digital WDC WD10EZEX-21WN4A0 (FW: 01.01A01)
Model #3 Capacity
931.5 GiB (~1000 GB)
Model #3 Type
Fixed - Bus: RAID (8)
Model #4 Capacity
119.2 GiB (~130 GB)
Model #4 Type
Fixed - Bus: RAID (8)
Display
Screen #1
S221HQL (ACR01A9)
Screen #1 Spec
21.7 inches (55.1 cm) / 1920 x 1080 pixels @ 56-76 Hz
Miscellaneous
Windows Version
Microsoft Windows 10 (10.0) Home 64-bit
CPU-Z Version
1.91.0 (64 bit)