Product comparison · 2 pcs/workstations

Acer eMachines ET1840 Intel® Celeron® 450 vs HP S5500la Intel® Pentium® E5400

94specifications compared
34differ
60identical
28known for one product only

Key differences

The HP S5500la Intel® Pentium® E5400 has 1 more processor cores than the Acer eMachines ET1840 Intel® Celeron® 450 (2 vs 1). The HP S5500la Intel® Pentium® E5400 has 1 more processor threads than the Acer eMachines ET1840 Intel® Celeron® 450 (2 vs 1). The HP S5500la Intel® Pentium® E5400 has 0.5 GHz more processor frequency than the Acer eMachines ET1840 Intel® Celeron® 450 (2.7 GHz vs 2.2 GHz). Only the Acer eMachines ET1840 Intel® Celeron® 450 has DVI port. Only the HP S5500la Intel® Pentium® E5400 has display included.

Processor family
- eMachines ET1840 Intel® Celeron® 450:Intel® Celeron®
- S5500la Intel® Pentium® E5400:Intel® Pentium®
Processor model
- eMachines ET1840 Intel® Celeron® 450:450
- S5500la Intel® Pentium® E5400:E5400
Processor cores
- eMachines ET1840 Intel® Celeron® 450:1
- S5500la Intel® Pentium® E5400:2
Processor threads
- eMachines ET1840 Intel® Celeron® 450:1
- S5500la Intel® Pentium® E5400:2
Processor frequency
- eMachines ET1840 Intel® Celeron® 450:2.2 GHz
- S5500la Intel® Pentium® E5400:2.7 GHz
Processor cache
- eMachines ET1840 Intel® Celeron® 450:0.512 MB
- S5500la Intel® Pentium® E5400:2 MB
Processor lithography
- eMachines ET1840 Intel® Celeron® 450:65 nm
- S5500la Intel® Pentium® E5400:45 nm
Processor codename
- eMachines ET1840 Intel® Celeron® 450:Conroe
- S5500la Intel® Pentium® E5400:Wolfdale

Side by side

Differences highlightedShow differences only

Comparison of ET1840, S5500la
122 specifications	A Acer eMachines ET1840 Intel® Celeron® 450 Model ET1840 View product	B HP S5500la Intel® Pentium® E5400 Model S5500la View product
Processor14 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Celeron®	Intel® Pentium®
Processor modelDiffers	450	E5400
Processor coresDiffers	1	2
Processor threadsDiffers	1	2
Processor frequencyDiffers	2.2 GHz	2.7 GHz
Processor cacheDiffers	0.512 MB	2 MB
Processor cache type	L2	L2
Processor front side bus	800 MHz	800 MHz
Bus type	FSB	FSB
FSB Parity	No	No
Processor lithographyDiffers	65 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesKnown for one	Unknown — not stated by the source	Intel Pentium E5000 Series for Desktop
Processor codenameDiffers	Conroe	Wolfdale
Thermal Design Power (TDP)Differs	35 W	45, 65
TcaseDiffers	60.4 °C	74.1 °C
Processor socket	LGA 775 (Socket T)	LGA 775 (Socket T)
Number of Processing Die TransistorsDiffers	105 M	228 M
Processing Die sizeDiffers	77 mm²	82 mm²
CPU multiplier (bus/core ratio)Differs	11	13.5
SteppingDiffers	A1	R0
ECC supported by processor	No	No
TjunctionKnown for one	100 °C	Unknown — not stated by the source
Number of processors installedKnown for one	1	Unknown — not stated by the source
PlatformKnown for one	PC	Unknown — not stated by the source
Memoryidentical
Internal memory	2 GB	2 GB
Maximum internal memory	4 GB	4 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 2 GB
Memory slotsKnown for one	2x DIMM	Unknown — not stated by the source
Storage1 differ
Total storage capacity	500 GB	500 GB
Optical drive typeDiffers	DVD-RW	DVD Super Multi
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Card reader integratedKnown for one	Unknown — not stated by the source	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	Memory Stick (MS), MMC, MS PRO, SD, SDHC, xD
Floppy drive installed	No	No
Graphics1 differ
On-board graphics card	Yes	Yes
Discrete graphics card modelDiffers	Intel 3100	Intel® GMA X4500
Graphics card family	Intel	Intel
Performanceidentical
Product type	PC	PC
Audio output channelsKnown for one	7.1 channels	Unknown — not stated by the source
Optical driveidentical
CD read speedKnown for one	Unknown — not stated by the source	40x
Network2 differ
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesDiffers	10,100,1000 Mbit/s	10,100 Mbit/s
Wi-Fi	No	No
Networking featuresDiffers	Gigabit Ethernet	Fast Ethernet
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Ports & interfaces4 differ
USB 2.0 ports quantity	6	6
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0	0
HDMI ports quantityDiffers	1	0
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Line-outKnown for one	Unknown — not stated by the source	Yes
Line-inKnown for one	Unknown — not stated by the source	Yes
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
DVI portDiffers	Yes	No
PS/2 ports quantityDiffers	2	0
Firewire (IEEE 1394) ports	0	0
Serial ports quantityDiffers	0	1
Parallel ports quantity	0	0
Expansion slots1 differ
PCI Express x1 slotsDiffers	1	2
PCI Express x16 slots	1	1
Poweridentical
Power supplyKnown for one	Unknown — not stated by the source	220 W
Power supply typeKnown for one	AC	Unknown — not stated by the source
Power requirementsKnown for one	100-240V	Unknown — not stated by the source
Design1 differ
Chassis typeDiffers	Micro Tower	Desktop
Product colour	Black	Black
Country of originKnown for one	Unknown — not stated by the source	China
Software1 differ
Operating system installedDiffers	Windows 7 Home Premium	Windows 7 Home Basic
Display1 differ
Display includedDiffers	No	Yes
Display diagonalKnown for one	Unknown — not stated by the source	50.8 cm (20")
Display resolutionKnown for one	Unknown — not stated by the source	1600 x 900 pixels
DisplayKnown for one	Unknown — not stated by the source	LCD
Processor special features5 differ
CPU configuration (max)Known for one	Unknown — not stated by the source	1
Embedded options available	No	No
Enhanced Intel SpeedStep TechnologyDiffers	No	Yes
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	No	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)	No	No
Intel Virtualization Technology (VT-x)Differs	No	2
Intel Virtualization Technology for Directed I/O (VT-d)	No	No
Intel® AES New Instructions (Intel® AES-NI)	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® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® Wireless Display (Intel® WiDi)	No	No
Processor ARK IDDiffers	35239	40478
Processor codeDiffers	SLAFZ	SLGH7
Processor package sizeDiffers	37.5 mm	37.5 x 37.5 mm
Thermal Monitoring Technologies	Yes	Yes
Intel® Turbo Boost Technology	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® Quick Sync Video Technology	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Conflict-Free processor	No	No
Physical Address Extension (PAE)Known for one	Yes	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	180 mm	113 mm
DepthDiffers	411 mm	404 mm
HeightDiffers	361 mm	311 mm
WeightKnown for one	Unknown — not stated by the source	9.2 kg
Packaging contentidentical
Mouse includedKnown for one	Unknown — not stated by the source	Yes
Keyboard includedKnown for one	Unknown — not stated by the source	Yes
Remote control included	No	No
Other featuresidentical
TV tuner integrated	No	No
Audioidentical
Audio systemKnown for one	HD	Unknown — not stated by the source
Certificatesidentical
Compliance industry standardsKnown for one	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab	Unknown — not stated by the source
CertificationKnown for one	CE, CB, FCC	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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