Intel XTU Analyze

User Avatar ksxx's Intel Core i7-4940MX CPU at 3980.0 MHz with an Mac-42FD25EABCABB274 Motherboard

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Hardware Details

Processor

Brand String Intel(R) Core(TM) i7-4940MX CPU @ 3.10GHz
Family Haswell
Family Haswell
Feature Flags VMX, SMX, EIST, TM2, PCID, x2APIC, FPU, VME, PSE, MSR, PAE, MCE, APIC, MTRR, PAT, PSE-36, ACPI, SS, HTT, TM
Instructions TSC, MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AESNI, AVX
Intel® Speed Shift False
Intel® Turbo Boost Max False
Logical CPU Cores 8
Microcode Update 0x27
Physical CPU Cores 4
Possible Turbo Bins Unlimited
Turbo Overclockable True

Operating System

Manufacturer Microsoft Corporation
Name Microsoft Windows 10 专业版
Service Pack N/A
Version 10.0.19041

Motherboard

Manufacturer Acidanthera
Model Mac-42FD25EABCABB274
Version iMac15,1

Memory

Total Installed Memory 16.00 GB
Default Speed 1600 MHz
Device Locator ChannelB-DIMM0
Capacity 8.00 GB
Manufacturer Samsung
Bank Label BANK 2
Device Locator ChannelA-DIMM0
Bank Label BANK 0
Manufacturer Samsung
Default Speed 1600 MHz
Capacity 8.00 GB

Graphics

Compatibility Advanced Micro Devices, Inc.
DAC Type Internal DAC(400MHz)
Driver Date 11/13/2020
Driver Version 27.20.14501.18003
Name Radeon RX 580 Series
RAM 4.00 GB

BIOS

Manufacturer Acidanthera
Release Date 10/6/2020
Version 424.0.0.0.0

BIOS/UEFI Settings

Processor

Core Voltage 0.0 V
Core Voltage Offset 0.0 mV
Processor Core Ratio 38.0 x
Core Voltage Mode Adaptive

Processor Turbo Ratios

1 Active Core 40.0 x
2 Active Cores 39.0 x
3 Active Cores 38.0 x
4 Active Cores 38.0 x

Processor Turbo

Processor Powercurrent

Processor Current Limit 95.0 A
Turbo Boost Power Max 57.0 W
Turbo Boost Power Time Window 28.0 Seconds
Turbo Boost Short Power Max 71.25 W
Package Turbo Power Lock Enable
Turbo Boost Short Power Max Enable Enable

Other

Processor Integrated VR Efficiency Mode Enable
Processor Integrated VR Faults Enable

Cache

Cache Voltage 0.0 V
Cache Voltage Offset 0.0 mV
Processor Cache Ratio 40.0 x
Cache Voltage Mode Adaptive

Good

Your system is performing well. Most people with a Core i7 4940MX have similar performance.

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