HP ProBook 640 G8 Notebook vs. HP ProBook 455 G8 Notebook

Laptop Comparison, Reviews and Tests
HP ProBook 640 G8 Notebook

In depth comparison and review of HP ProBook 640 G8 Notebook and HP ProBook 455 G8 Notebook. Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.

Laptop Specifications Comparison

HP ProBook 640 G8 Notebook vs. HP ProBook 455 G8 Notebook Comparison Chart
DESIGN AND DIMENSIONS HP ProBook 640 G8 Notebook HP ProBook 455 G8 Notebook
Product Type Notebook Notebook
Dimensions (WxDxH) 32.19 cm x 21.39 cm x 1.99 cm 35.94 cm x 23.39 cm x 1.99 cm
Weight 1.38 kg 1.74 kg
Colour - Pike silver aluminium
DISPLAY HP ProBook 640 G8 Notebook HP ProBook 455 G8 Notebook
Screen Size (Type) 14" - IPS 15.6"
LCD Backlight Technology WLED backlight WLED backlight
Screen Resolution 1920 x 1080 (Full HD) 1366 x 768 (HD)
V-Sync Rate at Max Res. 60 Hz 60 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 -
Image Brightness 250 cd/m² 250 cd/m²
Colour Gamut 45% NTSC 45% NTSC
Features Anti-glare HD standard-viewing angle (SVA) eDP anti-glare, narrow-bezel design
PROCESSOR HP ProBook 640 G8 Notebook HP ProBook 455 G8 Notebook
CPU Intel Core i5 (11th Gen) 1145G7 / 2.6 GHz AMD Ryzen 3 5400U / 2.6 GHz
Max Turbo Speed 4.4 GHz 4 GHz
Number of Cores Quad-Core Quad-Core
Cache 8 MB L3 - 8 MB
64-bit Computing Yes -
Platform Technology Intel vPro Platform -
Features Hyper-Threading Technology, Intel Turbo Boost Technology 2.0, Intel Smart Cache, Intel Deep Learning Boost (DL Boost) -
MEMORY HP ProBook 640 G8 Notebook HP ProBook 455 G8 Notebook
RAM 8 GB (1 x 8 GB) 8 GB (1 x 8 GB)
Max RAM Supported 64 GB 32 GB
RAM Type DDR4 SDRAM - non-ECC DDR4 SDRAM
Speed 3200 MHz 3200 MHz
Rated Speed 3200 MHz 3200 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 2 2
Empty Slots 1 1
STORAGE HP ProBook 640 G8 Notebook HP ProBook 455 G8 Notebook
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2280 PCIe - NVM Express (NVMe), HP Value 256 GB SSD M.2 2280 PCIe 3.0 - NVM Express (NVMe), HP Value
AUDIO & VIDEO HP ProBook 640 G8 Notebook HP ProBook 455 G8 Notebook
Graphics Processor (GPU) Intel Iris Xe Graphics AMD Radeon Graphics
Memory Allocation Technology - Shared Video Memory (UMA)
Camera Yes - HD Yes - HD
Camera Features IR camera Privacy shutter
Video Resolutions 720p 720p
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
COMMUNICATIONS HP ProBook 640 G8 Notebook HP ProBook 455 G8 Notebook
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.1 802.11a/b/g/n/ac, Bluetooth 5.0
Wireless Controller Intel Wi-Fi 6 AX 201 PCI Express Mini Card (M.2)
Network Interface Gigabit Ethernet Gigabit Ethernet
Ethernet Controller Intel I219-LM -
Bluetooth Class Class 2 Class 2
Compliant Standards IEEE 802.3, IEEE 802.3u, IEEE 802.3i, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.1p, IEEE 802.3x, IEEE 802.11d, IEEE 802.1x, IEEE 802.11i, IEEE 802.11h, IEEE 802.11e, IEEE 802.11k, IEEE 802.3az, IEEE 802.11r, IEEE 802.11v IEEE 802.3, IEEE 802.3u, IEEE 802.3i, IEEE 802.3ab, IEEE 802.11d, IEEE 802.1x, IEEE 802.11i, IEEE 802.11h, IEEE 802.11e, IEEE 802.11k, IEEE 802.11r, IEEE 802.11v
Remote Management Protocol SNMP 2 SNMP 2
Features Wake-on-LAN (WOL), dual stream (2x2), CNVi Wake-on-LAN (WOL), dual stream (2x2), MU-MIMO
BATTERY HP ProBook 640 G8 Notebook HP ProBook 455 G8 Notebook
Technology 3-cell lithium polymer 3-cell lithium polymer
Battery Capacity (Size) 45 Wh 45 Wh
Battery Life Up to 12.75 hours Up to 14.75 hours
AC ADAPTER HP ProBook 640 G8 Notebook HP ProBook 455 G8 Notebook
Input AC 115/230 V (50/60 Hz) AC 115/230 V (50/60 Hz)
Output 45 Watt, 5 / 9 / 12 / 15 / 20 V 45 Watt, 5 / 9 / 12 / 15 / 20 V
INPUT HP ProBook 640 G8 Notebook HP ProBook 455 G8 Notebook
Type Keyboard, ClickPad Keyboard, ClickPad
Keyboard Name HP Premium HP Premium
Numeric Keypad - Yes
Features Volume control, spill-resistant, multi-touch clickpad Volume control, spill-resistant, multi-touch clickpad, ClickPad with gesture support
CONNECTIONS & EXPANSIONS HP ProBook 640 G8 Notebook HP ProBook 455 G8 Notebook
Interfaces USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery)
USB 3.2 Gen 1 (powered)
USB 3.2 Gen 1 (Power Delivery)
HDMI
Headphone/microphone combo jack
USB 3.2 Gen 1
LAN
USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery)
USB 3.2 Gen 1 (charging)
USB 3.2 Gen 1 (powered)
HDMI
LAN
Headphone/microphone combo jack
USB 3.2 Gen 1
Memory Card Reader - Yes (microSD, microSDHC, microSDXC)
SOFTWARE HP ProBook 640 G8 Notebook HP ProBook 455 G8 Notebook
Operating System (OS) Windows 10 Pro 64-bit Edition - English Windows 10 Pro 64-bit Edition National Academic - English
Software Included HP Support Assistant, HP Power Manager, HP Hotkey Support, Windows Defender, HP Secure Erase, HP Wireless Button Driver, HP BIOS Configuration Utility (free download), HP Client Catalogue (free download), HP Image Assistant, HP Noise Cancellation, HP LAN-WLAN Protection, HP Notifications, HP System Software Manager (free download), HP Connection Optimizer, HP Manageability & Integration Kit Gen3 (free download), HP BIOSphere Gen5, HP Privacy Settings, HP Client Management Script Library (free download), myHP, HSA Fusion for Commercial, HSA Telemetry for Commercial HP Support Assistant, HP Power Manager, HP Hotkey Support, Windows Defender, HP Secure Erase, HP Wireless Button Driver, HP Client Catalogue (free download), HP Image Assistant (free download), HP PC Hardware Diagnostics, HP Noise Cancellation, HP LAN-WLAN Protection, HP Notifications, HP Connection Optimizer, HP Privacy Settings, HP QuickDrop, HP Manageability Integration Kit Gen4 (free dowload), HP Client Management Script Library (free download), Ivanti Management Suite (free download), HP BIOSphere Gen6, myHP, Xerox DocuShare (30 days trial), HP Smart Support (free download)
MISCELLANEOUS HP ProBook 640 G8 Notebook HP ProBook 455 G8 Notebook
Included Accessories HP 45 Watt nPFC USB-C AC Adapter HP 45 Watt Smart nPFC AC Adapter
Security Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader Trusted Platform Module (TPM 2.0) Security Chip
Security Slot Type Kensington nano security slot Kensington nano security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately)
Features Power-on password, Setup Password, Automatic DriveLock, HP DriveLock, Power On Authentication, HP Fast Charge, Pre-boot Authentication, Master Boot Record Security, BIOS Update via Network USB port control, Automatic DriveLock, HP DriveLock, BIOS Update via Network
Compliant Standards CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FCC, A-Tick, ICES, Common Criteria EAL4+, KC, CIT, low halogen, ICCP CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FCC, RoHS, WEEE, A-Tick, ICES, Common Criteria EAL4+, KC, CIT, low halogen, ICCP
ENERGY STAR Certified Yes Yes
EPEAT Compliant EPEAT Gold -
Max Operating Temperature 35 °C 35 °C
Min Operating Temperature 0 °C 0 °C
Humidity Range Operating 10 - 90% (non-condensing) 10 - 90% (non-condensing)
Manufacturer Warranty Limited warranty - parts and labour - 1 year
Limited warranty - battery - 1 year
Limited warranty - parts and labour - 1 year
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