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Cheatography

Computer Hardware Cheat Sheet (DRAFT) by

A compendium of PC hardware

This is a draft cheat sheet. It is a work in progress and is not finished yet.

Thunde­rbolt Versions

Version
Bandwidth
Connector Type
1
10 Gbps
Mini Displa­yport
2
20 Gbps
Mini Displa­yport
3
40 Gbps
USB Type-C
4
40 Gbps
USB Type-C

USB Versions

USB Version
Name
Transfer Rate
USB 1.0
Low-Speed
1.5 Mbps
USB 1.1
Full-Speed
12 Mbps
USB 2.0
Hi-Speed
480 Mbps
USB 3.0
SuperSpeed
5 Gbps
USB 3.1
SuperS­peed+
10 Gbps
USB 3.2
SuperS­peed+
10/20 Gbps

Reserved IP Ranges

Name
Start
End
RFC1918 (Private)
10.0.0.0/8
10.255.25­5.255/8
RFC1918 (Private)
172.16.0.0/16
172.31.25­5.2­55/16
RFC1918 (Private)
192.16­8.0.0/24
192.16­8.2­55.2­55/24
Localhost
127.0.0.0/8
127.25­5.2­55.2­55/8
APIPA (Link Local)
164.25­4.0.0/16
169.25­4.2­55.2­55/16

Classful IP Ranges

Class
Start
End
A
0.0.0.0
127.25­5.2­55.255
B
128.0.0.0
191.25­5.2­55.255
C
192.0.0.0
223.25­5.2­55.255
D
224.0.0.0
239.25­5.2­55.255
E
240.0.0.0
255.25­5.2­55.255

Laser Printing Process

Step
Name
Descri­ption
1
Processing
Build image in memory
2
Charging
Negatively charge drum
3
Exposing
Write image on drum with laser
4
Developing
Apply toner to charged drum
5
Transf­erring
Move toner from drum to paper
6
Fusing
Heat and bake toner to page
7
Cleaning
Clean excess toner from drum

Storage Interfaces

Interface
Throughput
Sata 3
6 Gbps
NVME
16 Gb/s PCIe 3x4
NVME
32 Gb/s PCIe 4x4
SAS
12-45 Gbps

DDR Memory Pins

Standard
DIMM Pin Count
SODIMM Pin Count
DDR
184
200
DDR2
240
200
DDR3
240
204
DDR4
288
260
DDR5
288
260

Common Resolution

Common Name
Resolution
Aspect Ratio
SVGA
800x600 Pixels
4:3
XGA
1024x768 Pixels
4:3
Super XGA
1280x960 Pixels
4:3
HD
1280x720 Pixels
16:9
Full HD
1920x1080 Pixels
16:9
2K or 1440p
2560x1440 Pixels
16:9
Ultra HD or 4K
3840x2160 Pixels
16:9

Common RAID

RAID #
Common Name
Minimum # of Disks
Fault Tolerance
RAID 0
Disk Striping
2
None
RAID 1
Disk Mirroring
2
1 Drive
RAID 5
Striping with Parity
3
1 Drive
RAID 10
Mirrored Stripe with Parity
4
1 Per subsystem

Useful Shortcuts

Shortcut
Descri­ption
Ctrl + [C, V, X]
Copy, Paste, Cut
Win + V
Paste Using Clipboard History
Win + Tab
Cycle Between Windows
Ctrl + Shift + Esc
Open Task Manager
Ctrl + Win + Q
Open Quick Assist
Win + P
Multi-­Display Options
Win + E
Open File Explorer

Logging Levels

Level
Name
Descri­ption
0
Emerge­ncies
Device Unusable
1
Alerts
Immediate Action
2
Critical
Critical Conditions
3
Errors
Error Condition
4
Warnings
Warning Condition
5
Notifi­cation
Normal but Important
6
Inform­ational
Info Message
7
Debugging
Debug Message

Intel Processor Suffixes

Suffix
Meaning
K
Unlocked Frequency
S
Special Edition
T
Power-­Opt­imized
F
No Integrated Graphics
U
Mobile Power Efficient
HK
High Perfor­mance Mobile, Unlocked
HQ
High Perfor­mance Mobile, Quad Core
X/XE
High Perfor­mance, Unlocked
E
Embedded

AMD CPU Suffixes

Suffix
Meaning
X
High Perfor­mance
G
Standard Desktop with Graphics
T
Low Power Desktop
S
Low Power Desktop with Graphics
H
High Perfor­mance Mobile
U
Standard Mobile
M
Low Perfor­mance Mobile
None
Standard Desktop

Intel Core CPU Code Names

Generation
Codename
1st
Nehalem
2nd
Sandy Bridge
3rd
Ivy Bridge
4th
Haswell
5th
Broadwell
6th
Skylake
7th
Kaby Lake
8th & 9th
Coffee Lake
10th
Comet Lake, Ice Lake
11th
Rocket Lake, Tiger Lake
12th
Alder Lake

MacOS Release Names

Release
Name
10.6
Snow Leopard
10.7
Lion
10.8
Mountain Lion
10.9
Mavericks
10.10
Yosemite
10.11
El Capitan
10.12
Sierra
10.13
High Sierra
10.14
Mojave
10.15
Catalina
11
Big Sur
12
Monteray
 

UPT Categories and Speeds

Category
Speed
Bandwidth
Cat 5
100 Mbps @ 100m
100 MHz
Cat 5e
100 Mbps @ 100m
100 MHz
Cat 5e
1 Gbps @ 100m
350 MHz
Cat 6
1 Gbps @ 100m
250 MHz
Cat 6
10 Gbps @ 37m
250 MHZ
Cat 6a
10 Gbps @ 100m
500 MHz
Cat 7
10 Gbps @ 100m
600 MHz
Cat 7a
10 Gbps @ 100m
1000 MHz
Cat 7a
40 Gbps @ 50m
1000 MHz
Cat 8.1
25 Gbps @ 30m
2000 MHz
Cat 8.2
40 Gbps @ 30m
2000 MHz

Ethernet Wiring Guide

Pin
Signal
T568A
T568B
1
TX+
White/­Green
White/­Orange
2
TX-
Green
Orange
3
RX+
White/­Orange
White/­Green
4
TRD2+
Blue
Blue
5
TRD2-
White/Blue
White/Blue
6
RX-
Orange
Green
7
TRS3+
White/­Brown
White/­Brown
8
TRS3-
Brown
Brown

Ethernet Wiring Diagram

24 Pin ATX Power

20 Pin ATX Power

PCIe Power Pinout

Peripheral Power

SATA Pinout

4 Pin CPU Power