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User Avatar Doester's Intel Core i7-4771 CPU at 3920.2798 MHz with an Z87-G45 GAMING (MS-7821) Motherboard

912 Marks

Hardware Details

Processor

Brand String Intel(R) Core(TM) i7-4771 CPU @ 3.50GHz
Family Haswell
Logical CPU Cores 8
Microcode Update 0x1A
Physical CPU Cores 4
Turbo Overclockable False

Operating System

Manufacturer Microsoft Corporation
Name Microsoft Windows 8.1 Pro
Service Pack
Version 6.3.9600

Motherboard

Manufacturer MSI
Model Z87-G45 GAMING (MS-7821)
Version 1.0

Memory

Total Installed Memory 16.00 GB
Device Locator ChannelA-DIMM1
Bank Label BANK 1
Capacity 4.00 GB
Default Speed 1600 MHz
Manufacturer 0420
Capacity 4.00 GB
Bank Label BANK 3
Manufacturer 0420
Default Speed 1600 MHz
Device Locator ChannelB-DIMM1
Manufacturer 0420
Default Speed 1600 MHz
Device Locator ChannelA-DIMM0
Bank Label BANK 0
Capacity 4.00 GB
Manufacturer 0420
Default Speed 1600 MHz
Capacity 4.00 GB
Bank Label BANK 2
Device Locator ChannelB-DIMM0

Graphics

Compatibility NVIDIA
Compatibility NVIDIA
DAC Type Integrated RAMDAC
DAC Type Integrated RAMDAC
Driver Date 5/27/2015
Driver Date 5/27/2015
Driver Version 9.18.13.5306
Driver Version 9.18.13.5306
Name NVIDIA GeForce GTX 970
Name NVIDIA GeForce GTX 970
RAM 4.00 GB
RAM 4.00 GB

BIOS

Manufacturer American Megatrends Inc.
Release Date 7/21/2014
Version V1.9

BIOS/UEFI Settings

Processor

Core Voltage 0.0 V
Dynamic CPU Voltage Offset 10.0 mV
Max Non Turbo Boost Ratio 35.0 x
Processor Analog IO Voltage Offset 0.0 mV
Processor Digital IO Voltage Offset 0.0 mV
Processor Input Voltage 0.0 V
Reference Clock 100.52 MHz
Core Voltage Mode Adaptive
Dynamic Processor Input Voltage Enable

Processor Turbo Ratios

1 Active Core 39.0 x
2 Active Cores 39.0 x
3 Active Cores 38.0 x
4 Active Cores 37.0 x

Processor Turbo

Processor Powercurrent

Processor Current Limit 256.0 A
Turbo Boost Power Max 255.0 W
Turbo Boost Power Time Window 16.0 Seconds
Turbo Boost Short Power Max 255.0 W
Package Turbo Power Lock Disable
Turbo Boost Short Power Max Enable Enable

Other

System Agent Voltage Offset 0.0 mV
Processor Integrated VR Efficiency Mode Disable
Processor Integrated VR Faults Disable

Memory Timings

tCL 9
tCWL 8
tFAW 24
tRAS 24
tRCD 9
tREFI 6300
tRFC 208
tRP 9
tRRD 5
tRTP 6
tWR 12
tWTR 6

Memory

Memory Clock Multiplier 1.33 x
Memory Multiplier 12.0 x
Memory Voltage 1.5 V
IntelĀ® Extreme Memory Profile Profile 1

Cache

Processor Cache Voltage 0.0 V
Processor Cache Voltage Offset 0.0 mV
Processor Cache Voltage Mode Adaptive