Product comparison · 2 laptops

Dell Inspiron 7579 Intel® Core™ i7 i7-7500U Hybrid (2-in-1) vs Dell Inspiron 7779 Intel® Core™ i7 i7-7500U Hybrid (2-in-1)

169specifications compared
14differ
155identical
29known for one product only

Key differences

Display diagonal
- Inspiron 7579 Intel® Core™ i7 i7-7500U Hybrid (2-in-1):39.6 cm (15.6")
- Inspiron 7779 Intel® Core™ i7 i7-7500U Hybrid (2-in-1):43.9 cm (17.3")
Pixel pitch
- Inspiron 7579 Intel® Core™ i7 i7-7500U Hybrid (2-in-1):0.17925 x 0.17925 mm
- Inspiron 7779 Intel® Core™ i7 i7-7500U Hybrid (2-in-1):0.1989 x 0.1989 mm
Memory clock speed
- Inspiron 7579 Intel® Core™ i7 i7-7500U Hybrid (2-in-1):2400 MHz
- Inspiron 7779 Intel® Core™ i7 i7-7500U Hybrid (2-in-1):2133 MHz
Maximum internal memory
- Inspiron 7579 Intel® Core™ i7 i7-7500U Hybrid (2-in-1):32 GB
- Inspiron 7779 Intel® Core™ i7 i7-7500U Hybrid (2-in-1):16 GB
Maximum internal memory (64-bit)
- Inspiron 7579 Intel® Core™ i7 i7-7500U Hybrid (2-in-1):32 GB
- Inspiron 7779 Intel® Core™ i7 i7-7500U Hybrid (2-in-1):16 GB
Total storage capacity
- Inspiron 7579 Intel® Core™ i7 i7-7500U Hybrid (2-in-1):512 GB
- Inspiron 7779 Intel® Core™ i7 i7-7500U Hybrid (2-in-1):1 TB
Storage media
- Inspiron 7579 Intel® Core™ i7 i7-7500U Hybrid (2-in-1):SSD
- Inspiron 7779 Intel® Core™ i7 i7-7500U Hybrid (2-in-1):HDD
Numeric keypad
- Inspiron 7579 Intel® Core™ i7 i7-7500U Hybrid (2-in-1):No
- Inspiron 7779 Intel® Core™ i7 i7-7500U Hybrid (2-in-1):Yes

Side by side

Differences highlightedShow differences only

Comparison of 7579, 7779
198 specifications	A Dell Inspiron 7579 Intel® Core™ i7 i7-7500U Hybrid (2-in-1) Model 7579 View product	B Dell Inspiron 7779 Intel® Core™ i7 i7-7500U Hybrid (2-in-1) Model 7779 View product
Designidentical
Product type	Hybrid (2-in-1)	Hybrid (2-in-1)
Product colour	Black, Silver	Black, Silver
Form factor	Convertible (Folder)	Convertible (Folder)
Display2 differ
Display diagonalDiffers	39.6 cm (15.6")	43.9 cm (17.3")
Display resolution	1920 x 1080 pixels	1920 x 1080 pixels
Touchscreen	Yes	Yes
HD type	Full HD	Full HD
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Pixel pitchDiffers	0.17925 x 0.17925 mm	0.1989 x 0.1989 mm
Dual-screenKnown for one	Unknown — not stated by the source	No
Processoridentical
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i7	Intel® Core™ i7
Processor generation	7th gen Intel® Core™ i7	7th gen Intel® Core™ i7
Processor model	i7-7500U	i7-7500U
Processor cores	2	2
Processor threads	4	4
Processor boost frequency	3.5 GHz	3.5 GHz
Processor frequency	2.7 GHz	2.7 GHz
System bus rate	4 GT/s	4 GT/s
Processor cache	4 MB	4 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	2.9 GHz	2.9 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
Memory3 differ
Internal memory	12 GB	12 GB
Internal memory type	DDR4-SDRAM	DDR4-SDRAM
Memory clock speedDiffers	2400 MHz	2133 MHz
Memory form factor	SO-DIMM	SO-DIMM
Memory layout (slots x size)	1 x 4 + 1 x 8 GB	1 x 4 + 1 x 8 GB
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memoryDiffers	32 GB	16 GB
Maximum internal memory (64-bit)Differs	32 GB	16 GB
Storage2 differ
Total storage capacityDiffers	512 GB	1 TB
Storage mediaDiffers	SSD	HDD
Number of SSDs installedKnown for one	1	Unknown — not stated by the source
SSD capacityKnown for one	512 GB	Unknown — not stated by the source
Optical drive type	No	No
Card reader integrated	Yes	Yes
Compatible memory cards	SD, SDHC, SDXC	SD, SDHC, SDXC
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
HDD capacityKnown for one	Unknown — not stated by the source	1 TB
HDD interfaceKnown for one	Unknown — not stated by the source	SATA III
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
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)	1050 MHz	1050 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
Audio chipKnown for one	Realtek ALC3253	Unknown — not stated by the source
Audio system	MaxxAudio Pro	MaxxAudio Pro
Number of built-in speakers	2	2
Speakers manufacturer	Waves	Waves
Speaker power	2 W	2 W
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Front camera resolution (numeric)	0.92 MP	0.92 MP
Front camera resolution	1280 x 720 pixels	1280 x 720 pixels
Video capturing speed	30 fps	30 fps
Networkidentical
Wi-Fi	Yes	Yes
Wi-Fi standards	Wi-Fi 5 (802.11ac)	Wi-Fi 5 (802.11ac)
Ethernet LAN	No	No
Bluetooth	Yes	Yes
Bluetooth version	4.2	4.2
Ports & interfacesidentical
USB 2.0 ports quantity	1	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	1	1
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 quantityKnown for one	0	Unknown — not stated by the source
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityKnown for one	0	Unknown — not stated by the source
Micro-USB 2.0 ports quantityKnown for one	0	Unknown — not stated by the source
Micro-USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	0	Unknown — not stated by the source
eSATA/USB 2.0 ports quantityKnown for one	0	Unknown — not stated by the source
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	0	Unknown — not stated by the source
eSATA ports quantityKnown for one	0	Unknown — not stated by the source
Ethernet LAN (RJ-45) ports	0	0
HDMI ports quantity	1	1
HDMI version	1.4a	1.4a
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	0	0
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
Thunderbolt ports quantity	0	0
Thunderbolt 2 ports quantityKnown for one	0	Unknown — not stated by the source
Thunderbolt 3 ports quantityKnown for one	0	Unknown — not stated by the source
Headphone outputsKnown for one	0	Unknown — not stated by the source
Combo headphone/mic port	Yes	Yes
Microphone inKnown for one	No	Unknown — not stated by the source
Docking connector	No	No
USB Sleep-and-Charge	Yes	Yes
USB Sleep-and-Charge ports	1	1
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Keyboard backlit	Yes	Yes
Numeric keypadDiffers	No	Yes
Full-size keyboard	Yes	Yes
Windows keys	Yes	Yes
Softwareidentical
Operating system installed	Windows 10 Home	Windows 10 Home
Operating system architecture	64-bit	64-bit
Drivers includedKnown for one	Yes	Unknown — not stated by the source
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	95451	95451
Processor code	SR2ZV	SR2ZV
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
Battery3 differ
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cellsDiffers	3	4
Battery capacityDiffers	42 Wh	56 Wh
Battery voltageDiffers	11.4 V	15.2 V
Battery life (max)Known for one	12 h	Unknown — not stated by the source
Poweridentical
AC adapter power	65 W	65 W
AC adapter frequency	50 - 60 Hz	50 - 60 Hz
AC adapter input voltage	100 - 240 V	100 - 240 V
AC adapter output voltage	19.5 V	19.5 V
DC-in jack	Yes	Yes
AC adapter output currentKnown for one	Unknown — not stated by the source	3.34 A
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Noble	Noble
Password protection	Yes	Yes
Operational conditionsidentical
Operating temperature (T-T)	0 - 35 °C	0 - 35 °C
Storage temperature (T-T)	-40 - 65 °C	-40 - 65 °C
Operating relative humidity (H-H)	10 - 90%	10 - 90%
Storage relative humidity (H-H)	0 - 95%	0 - 95%
Operating altitude	-15.2 - 3048 m	-15.2 - 3048 m
Non-operating altitude	-15.2 - 10668 m	-15.2 - 10668 m
Operating shock	110 G	110 G
Non-operating shock	160 G	160 G
Operating vibration	0.66 G	0.66 G
Non-operating vibration	1.3 G	1.3 G
Sustainabilityidentical
Sustainability certificates	EPEAT Silver, ENERGY STAR	EPEAT Silver, ENERGY STAR
Weight & dimensions3 differ
WeightDiffers	2.18 kg	2.77 kg
WidthDiffers	378.9 mm	412.5 mm
DepthDiffers	252.5 mm	277.5 mm
HeightKnown for one	18.9 mm	Unknown — not stated by the source
Height (front)Known for one	Unknown — not stated by the source	2.21 cm
Height (rear)Known for one	Unknown — not stated by the source	2.26 cm
Packaging contentidentical
AC adapter included	Yes	Yes
Manual	Yes	Yes
Power cord included	Yes	Yes
Warranty card	Yes	Yes
Other featuresidentical
3DKnown for one	No	Unknown — not stated by the source
Intel segment taggingKnown for one	Home office	Unknown — not stated by the source

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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