Product comparison · 2 all-in-one pcs/workstations

Lenovo Essential C440 vs MSI AE1921 Intel Atom® D525

100specifications compared
51differ
49identical
37known for one product only

Key differences

Display diagonal
- Essential C440:54.6 cm (21.5")
- AE1921 Intel Atom® D525:47 cm (18.5")
Display resolution
- Essential C440:1920 x 1080 pixels
- AE1921 Intel Atom® D525:1366 x 768 pixels
Touchscreen
- Essential C440:No
- AE1921 Intel Atom® D525:Yes
HD type
- Essential C440:Full HD
- AE1921 Intel Atom® D525:Not supported
Full HD
- Essential C440:Yes
- AE1921 Intel Atom® D525:No
Processor family
- Essential C440:Intel® Pentium®
- AE1921 Intel Atom® D525:Intel Atom®
Processor model
- Essential C440:G645
- AE1921 Intel Atom® D525:D525
Processor threads
- Essential C440:2
- AE1921 Intel Atom® D525:4

Side by side

Differences highlightedShow differences only

Comparison of Essential C440, AE1921
137 specifications	A Lenovo Essential C440 View product	B MSI AE1921 Intel Atom® D525 Model AE1921 View product
Display5 differ
Display diagonalDiffers	54.6 cm (21.5")	47 cm (18.5")
Display resolutionDiffers	1920 x 1080 pixels	1366 x 768 pixels
TouchscreenDiffers	No	Yes
HD typeDiffers	Full HD	Not supported
Full HDDiffers	Yes	No
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display brightnessKnown for one	250 cd/m²	Unknown — not stated by the source
Processor17 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium®	Intel Atom®
Processor modelDiffers	G645	D525
Processor cores	2	2
Processor threadsDiffers	2	4
Processor frequencyDiffers	2.9 GHz	1.8 GHz
Processor cacheDiffers	3 MB	1 MB
Processor cache typeDiffers	Smart Cache	L2
Processor socketDiffers	LGA 1155 (Socket H2)	BGA 559
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
64-bit computingKnown for one	Yes	Unknown — not stated by the source
Thermal Design Power (TDP)Differs	65 W	13 W
Bus type	DMI	DMI
CPU multiplier (bus/core ratio)Known for one	29	Unknown — not stated by the source
FSB Parity	No	No
PCI Express slots versionKnown for one	2.0	Unknown — not stated by the source
Processor codeDiffers	SR0RS	SLBXC
Processor codenameDiffers	Sandy Bridge	Pineview
Processor lithographyDiffers	32 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Pentium G600 Series for Desktop	Intel Atom D500 Series
SteppingDiffers	Q0	B0
TcaseKnown for one	69.1 °C	Unknown — not stated by the source
Conflict-Free processor	No	No
Maximum internal memory supported by processorDiffers	32 GB	4 GB
Memory types supported by processorDiffers	DDR3-SDRAM	DDR3 800 (SODIMM only); DDR2 667/800
Memory clock speeds supported by processorKnown for one	1066 MHz	Unknown — not stated by the source
Memory bandwidth supported by processor (max)Differs	17 GB/s	6.4 GB/s
Memory channels supported by processorDiffers	Dual	Single
ECC supported by processor	No	No
Number of Processing Die TransistorsKnown for one	Unknown — not stated by the source	176 M
Processing Die sizeKnown for one	Unknown — not stated by the source	87 mm²
TjunctionKnown for one	Unknown — not stated by the source	100 °C
Memory2 differ
Internal memoryDiffers	4 GB	2 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Maximum internal memoryDiffers	8 GB	4 GB
Memory slotsKnown for one	2	Unknown — not stated by the source
Memory slots typeKnown for one	SO-DIMM	Unknown — not stated by the source
Memory clock speedKnown for one	1600 MHz	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	1 TB	320 GB
Storage media	HDD	HDD
Number of storage drives installed	1	1
Number of HDDs installed	1	1
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
HDD interface	SATA II	SATA II
Optical drive typeDiffers	DVD±RW	DVD-RW
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	Memory Stick (MS), MMC, MS PRO, SD, SDHC, SDXC	Unknown — not stated by the source
Graphicsidentical
On-board graphics card	Yes	Yes
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card modelKnown for one	Intel® HD Graphics	Unknown — not stated by the source
Number of displays supported (on-board graphics)Known for one	2	Unknown — not stated by the source
On-board graphics card base frequencyKnown for one	850 MHz	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one	1100 MHz	Unknown — not stated by the source
Discrete graphics card modelKnown for one	Unknown — not stated by the source	Not available
Audioidentical
Built-in speaker(s)	Yes	Yes
RMS rated power	6 W	6 W
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Audio systemKnown for one	HD	Unknown — not stated by the source
Camera1 differ
Built-in camera	Yes	Yes
Total megapixelsDiffers	1 MP	1.3 MP
Networkidentical
Wi-Fi	Yes	Yes
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)	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	No	No
Top Wi-Fi standardKnown for one	Unknown — not stated by the source	Wi-Fi 4 (802.11n)
Ports & interfaces1 differ
Ethernet LAN (RJ-45) ports	1	1
USB 2.0 ports quantityDiffers	6	4
VGA (D-Sub) ports quantity	0	0
Headphone outputs	1	1
Microphone in	Yes	Yes
Mini PCI Express slotsKnown for one	2	Unknown — not stated by the source
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	Unknown — not stated by the source	0
HDMI ports quantityKnown for one	Unknown — not stated by the source	0
DC-in jackKnown for one	Unknown — not stated by the source	Yes
Design1 differ
Product colourDiffers	Black	White
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Performance1 differ
Motherboard chipsetDiffers	Intel® H61	Intel® NM10 Express
Software1 differ
Operating system installedDiffers	Windows 8	Windows 7 Home Premium
Processor special features15 differ
CPU configuration (max)Known for one	1	Unknown — not stated by the source
Embedded options availableDiffers	No	Yes
Enhanced Intel SpeedStep TechnologyDiffers	Yes	No
Execute Disable Bit	Yes	Yes
Idle StatesDiffers	Yes	No
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable TechnologyDiffers	Yes	No
Intel Enhanced Halt StateDiffers	Yes	No
Intel FDI TechnologyDiffers	Yes	No
Intel Fast Memory AccessDiffers	Yes	No
Intel Flex Memory AccessDiffers	Yes	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)Differs	Yes	No
Intel Virtualization Technology (VT-x)Differs	Yes	No
Intel Virtualization Technology for Directed I/O (VT-d)	No	No
Intel® AES New Instructions (Intel® AES-NI)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	No	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video Technology	No	No
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost Technology	No	No
Intel® Wireless Display (Intel® WiDi)	No	No
Processor ARK IDDiffers	69116	49490
Processor package sizeDiffers	37.5 x 37.5 mm	22 x 22 mm
Supported instruction setsDiffers	SSE4.1, SSE4.2	SSE2, SSE3, SSSE3
Thermal Monitoring TechnologiesDiffers	Yes	No
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	32 bit
Power1 differ
AC adapter powerDiffers	120 W	65 W
Weight & dimensions4 differ
Width (with stand)Differs	532 mm	476 mm
Depth (with stand)Differs	196 mm	49 mm
Height (with stand)Differs	407 mm	365 mm
Weight (with stand)Differs	6.44 kg	7.1 kg
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source
Packaging contentidentical
Mouse included	Yes	Yes
Keyboard included	Yes	Yes
Cables includedKnown for one	AC	Unknown — not stated by the source
Quick start guideKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Graphics card family	Intel	Intel
Compatible operating systemsKnown for one	Windows 8	Unknown — not stated by the source
Storage drive interface	Serial ATA II	Serial ATA II

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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