ah ok then. parallel to u, i do not have much difference between uefi and bios with bootmgr, but it still takes 25-26secs
my architecture is
Computer Type ACPI x64-based PC
Operating System Microsoft Windows 10 Pro
OS Service Pack -
Internet Explorer 11.1.17763.0 (IE 11.0.47)
DirectX DirectX 12.0
Computer Name DESKTOP-U0ENMO3
User Name Antonino
Logon Domain DESKTOP-U0ENMO3
Date / Time 2019-05-26 / 23:16
Motherboard
CPU Type 10-Core Intel Core i9-7900X, 4300 MHz (43 x 100)
Motherboard Name Gigabyte X299 Aorus Ultra Gaming Pro (5 PCI-E x16, 3 M.2, 8 DDR4 DIMM, Audio, Gigabit LAN)
Motherboard Chipset Intel Kaby Point X299, Intel Skylake-X
System Memory 63754 MB (DDR4 SDRAM)
DIMM-A1: Corsair Vengeance LPX CMK32GX4M2A2400C16 16 GB DDR4-2400 DDR4 SDRAM (20-16-16-39 @ 1200 MHz) (19-16-16-39 @ 1200 MHz) (18-16-16-39 @ 1200 MHz) (17-16-16-39 @ 1200 MHz) (16-16-16-39 @ 1200 MHz) (15-15-15-37 @ 1126 MHz) (14-14-14-35 @ 1051 MHz) (13-13-13-32 @ 975 MHz) (12-12-12-30 @ 900 MHz) (11-11-11-27 @ 825 MHz) (10-10-10-25 @ 750 MHz) (9-9-9-22 @ 675 MHz)
DIMM-B1: Corsair Vengeance LPX CMK32GX4M2A2400C16 16 GB DDR4-2400 DDR4 SDRAM (20-16-16-39 @ 1200 MHz) (19-16-16-39 @ 1200 MHz) (18-16-16-39 @ 1200 MHz) (17-16-16-39 @ 1200 MHz) (16-16-16-39 @ 1200 MHz) (15-15-15-37 @ 1126 MHz) (14-14-14-35 @ 1051 MHz) (13-13-13-32 @ 975 MHz) (12-12-12-30 @ 900 MHz) (11-11-11-27 @ 825 MHz) (10-10-10-25 @ 750 MHz) (9-9-9-22 @ 675 MHz)
DIMM-C1: Corsair Vengeance LPX CMK32GX4M2A2400C16 16 GB DDR4-2400 DDR4 SDRAM (20-16-16-39 @ 1200 MHz) (19-16-16-39 @ 1200 MHz) (18-16-16-39 @ 1200 MHz) (17-16-16-39 @ 1200 MHz) (16-16-16-39 @ 1200 MHz) (15-15-15-37 @ 1126 MHz) (14-14-14-35 @ 1051 MHz) (13-13-13-32 @ 975 MHz) (12-12-12-30 @ 900 MHz) (11-11-11-27 @ 825 MHz) (10-10-10-25 @ 750 MHz) (9-9-9-22 @ 675 MHz)
DIMM-D1: Corsair Vengeance LPX CMK32GX4M2A2400C16 16 GB DDR4-2400 DDR4 SDRAM (20-16-16-39 @ 1200 MHz) (19-16-16-39 @ 1200 MHz) (18-16-16-39 @ 1200 MHz) (17-16-16-39 @ 1200 MHz) (16-16-16-39 @ 1200 MHz) (15-15-15-37 @ 1126 MHz) (14-14-14-35 @ 1051 MHz) (13-13-13-32 @ 975 MHz) (12-12-12-30 @ 900 MHz) (11-11-11-27 @ 825 MHz) (10-10-10-25 @ 750 MHz) (9-9-9-22 @ 675 MHz)
BIOS Type AMI (11/05/2018)
Display
Video Adapter GeForce GTX 1070 (8 GB)
Video Adapter GeForce GTX 1070 (8 GB)
Video Adapter GeForce GTX 1070 (8 GB)
Video Adapter GeForce GTX 1070 (8 GB)
3D Accelerator nVIDIA GeForce GTX 1070
Monitor Samsung SyncMaster U28E590 [28" LCD] (HTPJ601538)
Multimedia
Audio Adapter nVIDIA GP104 HDMI/DP @ nVIDIA GP104 - High Definition Audio Controller
Audio Adapter Realtek ALC1220 @ Intel Kaby Point PCH - High Definition Audio Controller (Audio, Voice, Speech)
Storage
Storage Controller Intel® C600+/C220+ series chipset SATA RAID Controller
Storage Controller Microsoft Storage Spaces Controller
Storage Controller Standard NVM Express Controller
Storage Controller SVBus Virtual SCSI Host Adapter
Disk Drive CT1000MX500SSD4 (1000 GB, SATA-III)
Disk Drive CT1000P1SSD8 (1000 GB, PCI-E 3.0 x4)
Disk Drive Intel Raid Volume (849 GB)
Disk Drive Intel Raid Volume (884 GB)
Disk Drive SVBus Virtual Hard Disk SCSI RAM Device (1473 MB)
SMART Hard Disks Status OK
Partitions
C: (NTFS) 1466 MB (458 MB free)
D: (NTFS) 931.5 GB (312.3 GB free)
E: (NTFS) 931.5 GB (346.4 GB free)
F: (NTFS) 849.5 GB (81.6 GB free)
G: (NTFS) 884.9 GB (124.5 GB free)
Z: (NTFS) 8190 MB (8026 MB free)
Total Size 3606.9 GB (873.0 GB free)
Input
Keyboard HID Keyboard Device
Keyboard HID Keyboard Device
Keyboard HID Keyboard Device
Keyboard HID Keyboard Device
Keyboard Standard PS/2 Keyboard
Mouse HID-compliant Optical Wheel Mouse
Network
Primary IP Address 192.168.1.3
Primary MAC Address AE-B6-D0-1E-7B-4B
Network Adapter Bluetooth Device (Personal Area Network)
Network Adapter Intel® Ethernet Connection (2) I219-V (192.168.1.3)
Network Adapter Killer Wireless-n/a/ac 1535 Wireless Network Adapter
Network Adapter Microsoft Wi-Fi Direct Virtual Adapter #2
Network Adapter Microsoft Wi-Fi Direct Virtual Adapter
Peripherals
Printer Canon MG2900 series Printer
Printer Fax
Printer Microsoft Print to PDF
USB3 Controller ASMedia ASM2142 USB 3.1 xHCI Controller
USB3 Controller ASMedia ASM2142 USB 3.1 xHCI Controller
USB3 Controller Intel Kaby Point PCH - USB 3.1 xHCI Host Controller
USB Device Cinergy T2 Stick HD
USB Device Generic SuperSpeed USB Hub
USB Device Generic USB Hub
USB Device Generic USB Hub
USB Device Generic USB Hub
USB Device Qualcomm Atheros QCA61x4 Bluetooth
USB Device TeVii S662 BDA DVB-S2
USB Device Trust Webcam
USB Device Trust Webcam
USB Device USB Composite Device
USB Device USB Composite Device
USB Device USB Input Device
USB Device USB Input Device
USB Device USB Input Device
DMI
DMI BIOS Vendor American Megatrends Inc.
DMI BIOS Version F4g
DMI System Manufacturer Gigabyte Technology Co., Ltd.
DMI System Product X299 AORUS Ultra Gaming Pro
DMI System Version Default string
DMI System Serial Number Default string
DMI System UUID E002D503-5E042405-2D06BD07-00080009
DMI Motherboard Manufacturer Gigabyte Technology Co., Ltd.
DMI Motherboard Product X299 AORUS Ultra Gaming Pro-CF
DMI Motherboard Version x.x
DMI Motherboard Serial Number Default string
DMI Chassis Manufacturer Default string
DMI Chassis Version Default string
DMI Chassis Serial Number Default string
DMI Chassis Asset Tag Default string
DMI Chassis Type Desktop Case