Product comparison · 2 laptops

HP EliteBook 820 G4 vs HP EliteBook 840 G4

157specifications compared
7differ
150identical
4known for one product only

Key differences

Display diagonal
- EliteBook 820 G4:31.8 cm (12.5")
- EliteBook 840 G4:35.6 cm (14")
Battery technology
- EliteBook 820 G4:Lithium-Ion (Li-Ion)
- EliteBook 840 G4:Lithium Polymer (LiPo)
Battery capacity
- EliteBook 820 G4:49 Wh
- EliteBook 840 G4:51 Wh
Battery life (max)
- EliteBook 820 G4:14.7 h
- EliteBook 840 G4:15.3 h
Weight
- EliteBook 820 G4:1.26 kg
- EliteBook 840 G4:1.48 kg
Width
- EliteBook 820 G4:310 mm
- EliteBook 840 G4:338 mm
Depth
- EliteBook 820 G4:218.9 mm
- EliteBook 840 G4:237 mm

Side by side

Differences highlightedShow differences only

Comparison of EliteBook 820 G4, EliteBook 840 G4
161 specifications	A HP EliteBook 820 G4 View product	B HP EliteBook 840 G4 View product
Designidentical
Product type	Laptop	Laptop
Product colour	Silver	Silver
Form factor	Clamshell	Clamshell
Country of origin	China	China
Display1 differ
Display diagonalDiffers	31.8 cm (12.5")	35.6 cm (14")
Display resolution	1920 x 1080 pixels	1920 x 1080 pixels
Touchscreen	No	No
HD type	Full HD	Full HD
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Processoridentical
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i5	Intel® Core™ i5
Processor generation	7th gen Intel® Core™ i5	7th gen Intel® Core™ i5
Processor model	i5-7200U	i5-7200U
Processor cores	2	2
Processor threads	4	4
Processor boost frequency	3.1 GHz	3.1 GHz
Processor frequency	2.5 GHz	2.5 GHz
System bus rate	4 GT/s	4 GT/s
Processor cache	3 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	BGA 1356	BGA 1356
Processor lithography	14 nm	14 nm
Processor operating modes	64-bit	64-bit
Processor codename	Kaby Lake	Kaby Lake
Bus type	OPI	OPI
Stepping	H0	H0
Thermal Design Power (TDP)	15 W	15 W
Configurable TDP-up frequency	2.7 GHz	2.7 GHz
Configurable TDP-up	25 W	25 W
Configurable TDP-down	7.5 W	7.5 W
Configurable TDP-down frequency	0.8 GHz	0.8 GHz
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	12	12
PCI Express configurations	1x2+2x1, 1x4, 2x2, 4x1	1x2+2x1, 1x4, 2x2, 4x1
PCI Express slots version	3.0	3.0
ECC supported by processor	No	No
Memoryidentical
Internal memory	8 GB	8 GB
Internal memory type	DDR4-SDRAM	DDR4-SDRAM
Memory clock speed	2133 MHz	2133 MHz
Memory layout (slots x size)	1 x 8 GB	1 x 8 GB
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	32 GB	32 GB
Storageidentical
Total storage capacity	256 GB	256 GB
Storage media	SSD	SSD
Total SSDs capacity	256 GB	256 GB
Number of SSDs installed	1	1
SSD capacity	256 GB	256 GB
SSD interface	PCI Express	PCI Express
Optical drive type	No	No
Card reader integrated	Yes	Yes
Compatible memory cards	SD, SDHC, SDXC	SD, SDHC, SDXC
Graphicsidentical
On-board graphics card	Yes	Yes
Discrete graphics card	No	No
Discrete graphics card model	Not available	Not available
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics 620	Intel® HD Graphics 620
Maximum on-board graphics card memory	32 GB	32 GB
On-board graphics card base frequency	300 MHz	300 MHz
On-board graphics card dynamic frequency (max)	1000 MHz	1000 MHz
On-board graphics card DirectX version	12.0	12.0
On-board graphics card OpenGL version	4.4	4.4
On-board graphics card ID	0x5916	0x5916
Audioidentical
Number of built-in speakers	2	2
Speakers manufacturer	Bang & Olufsen	Bang & Olufsen
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Front camera signal formatKnown for one	720p	Unknown — not stated by the source
Networkidentical
Wi-Fi	Yes	Yes
Top Wi-Fi standard	Wi-Fi 5 (802.11ac)	Wi-Fi 5 (802.11ac)
Wi-Fi standards	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth version	4.2	4.2
Ports & interfacesidentical
USB 2.0 ports quantity	0	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity	1	1
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity	0	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	0	0
DisplayPorts quantity	1	1
DVI portKnown for one	No	Unknown — not stated by the source
VGA (D-Sub) ports quantity	1	1
Thunderbolt 3 ports quantity	0	0
Combo headphone/mic port	Yes	Yes
Docking connector	Yes	Yes
Keyboardidentical
Pointing device	Touchpad	Touchpad
Keyboard backlit	Yes	Yes
Numeric keypad	No	No
Softwareidentical
Operating system installed	Windows 10 Pro	Windows 10 Pro
Operating system architecture	64-bit	64-bit
Processor special featuresidentical
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	14 nm	14 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	Yes	Yes
Intel Enhanced Halt State	Yes	Yes
Intel Flex Memory Access	Yes	Yes
Intel Identity Protection Technology version	1.00	1.00
Intel Secure Key Technology version	1.00	1.00
Intel Smart Response Technology version	1.00	1.00
Intel Software Guard Extensions (Intel SGX)	Yes	Yes
Intel Stable Image Platform Program (SIPP)	No	No
Intel Stable Image Platform Program (SIPP) version	0.00	0.00
Intel TSX-NI	No	No
Intel TSX-NI version	0.00	0.00
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	Yes	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® InTru™ 3D Technology	Yes	Yes
Intel® Insider™	Yes	Yes
Intel® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® OS Guard	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)	Yes	Yes
Intel® Smart Response Technology	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Processor ARK ID	95443	95443
Processor code	SR2ZU	SR2ZU
Processor package size	42 x 24 mm	42 x 24 mm
Supported instruction sets	AVX 2.0, SSE4.1, SSE4.2	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Brand-specific featuresidentical
HP 3D DriveGuard	Yes	Yes
HP Audio Boost	Yes	Yes
HP ePrint	Yes	Yes
HP Recovery Manager	Yes	Yes
HP Support Assistant	Yes	Yes
HP Security tools	HP Device Access Manager, HP BIOSphere, HP Sure Start Gen3, HP Client Security Gen3	HP Device Access Manager, HP BIOSphere, HP Sure Start Gen3, HP Client Security Gen3
HP Management tools	HP Driver Packs, HP SoftPaq Download Manager (SDM), HP System Software Manager (SSM), HP BIOS Config Utility (BCU), HP Client Catalog, HP Management Integration Kit for Microsoft System Center Configuration Manager	HP Driver Packs, HP SoftPaq Download Manager (SDM), HP System Software Manager (SSM), HP BIOS Config Utility (BCU), HP Client Catalog, HP Management Integration Kit for Microsoft System Center Configuration Manager
HP Software provided	HP Hotkey Support, HP Noise Cancellation, HP Workwise, HP Velocity, HP Image Assistant	HP Hotkey Support, HP Noise Cancellation, HP Workwise, HP Velocity, HP Image Assistant
HP segment	Business	Business
Battery3 differ
Battery technologyDiffers	Lithium-Ion (Li-Ion)	Lithium Polymer (LiPo)
Number of battery cells	3	3
Battery capacityDiffers	49 Wh	51 Wh
Battery life (max)Differs	14.7 h	15.3 h
Poweridentical
AC adapter power	45 W	45 W
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Fingerprint readerKnown for one	Yes	Unknown — not stated by the source
Trusted Platform Module (TPM)	Yes	Yes
Sustainabilityidentical
Sustainability certificates	ENERGY STAR	ENERGY STAR
Weight & dimensions3 differ
WeightDiffers	1.26 kg	1.48 kg
WidthDiffers	310 mm	338 mm
DepthDiffers	218.9 mm	237 mm
Height	18.9 mm	18.9 mm
Logistics dataidentical
Harmonized System (HS) codeKnown for one	84713000	Unknown — not stated by the source
Other featuresidentical
Intel segment tagging	Home office, Small Business	Home office, Small Business

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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