Product comparison · 2 pcs/workstations

Dell 9020 USFF vs Dell Alienware X51

133specifications compared
39differ
94identical
28known for one product only

Key differences

Processor family
- 9020 USFF:Intel® Core™ i5
- Alienware X51:Intel® Core™ i7
Processor generation
- 9020 USFF:4th gen Intel® Core™ i5
- Alienware X51:4th gen Intel® Core™ i7
Processor model
- 9020 USFF:i5-4570S
- Alienware X51:i7-4770
Processor threads
- 9020 USFF:4
- Alienware X51:8
Processor boost frequency
- 9020 USFF:3.6 GHz
- Alienware X51:3.9 GHz
Processor frequency
- 9020 USFF:2.9 GHz
- Alienware X51:3.4 GHz
Processor cache
- 9020 USFF:6 MB
- Alienware X51:8 MB
Bus type
- 9020 USFF:QPI
- Alienware X51:DMI2

Side by side

Differences highlightedShow differences only

Comparison of 9020 USFF, Alienware X51
161 specifications	A Dell 9020 USFF View product	B Dell Alienware X51 View product
Processor11 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Core™ i7
Processor generationDiffers	4th gen Intel® Core™ i5	4th gen Intel® Core™ i7
Processor modelDiffers	i5-4570S	i7-4770
Processor cores	4	4
Processor threadsDiffers	4	8
Processor boost frequencyDiffers	3.6 GHz	3.9 GHz
Processor frequencyDiffers	2.9 GHz	3.4 GHz
Processor cacheDiffers	6 MB	8 MB
Processor cache type	Smart Cache	Smart Cache
Bus typeDiffers	QPI	DMI2
FSB Parity	No	No
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-4500 Desktop Series	Intel Core i7-4700 Desktop series
Processor codename	Haswell	Haswell
Thermal Design Power (TDP)Differs	65 W	84 W
TcaseDiffers	71.35 °C	72.72 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16, 2x8, 1x8+2x4	1x16, 2x8, 1x8+2x4
PCI Express slots version	3.0	3.0
Number of QPI links	1	1
Number of processors installed	1	1
Processor socket	LGA 1150 (Socket H3)	LGA 1150 (Socket H3)
Stepping	C0	C0
Maximum internal memory supported by processor	32 GB	32 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processor	1333,1600 MHz	1333,1600 MHz
Memory bandwidth supported by processor (max)	25.6 GB/s	25.6 GB/s
ECC supported by processor	No	No
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
Memory voltage supported by processorKnown for one	Unknown — not stated by the source	1.5 V
Memory1 differ
Internal memoryDiffers	4 GB	16 GB
Maximum internal memory	16 GB	16 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory layout (slots x size)Known for one	1 x 4 GB	Unknown — not stated by the source
Memory slots	2x DIMM	2x DIMM
Memory clock speed	1600 MHz	1600 MHz
Memory channels	Dual-channel	Dual-channel
Non-ECCKnown for one	Yes	Unknown — not stated by the source
Storage3 differ
Total storage capacityDiffers	320 GB	2 TB
Optical drive typeDiffers	DVD±RW	DVD Super Multi DL
Storage media	HDD	HDD
Number of HDDs supportedKnown for one	1	Unknown — not stated by the source
Number of HDDs installed	1	1
HDD capacityDiffers	320 GB	2 TB
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Card reader integratedKnown for one	Unknown — not stated by the source	No
Graphics4 differ
On-board graphics card	Yes	Yes
Discrete graphics card modelDiffers	Not available	NVIDIA® GeForce® GTX 670
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics 4600	Intel® HD Graphics 4600
Maximum on-board graphics card memoryDiffers	1.74 GB	2 GB
Number of displays supported (on-board graphics)	3	3
On-board graphics card base frequency	350 MHz	350 MHz
On-board graphics card dynamic frequency (max)Differs	1150 MHz	1200 MHz
On-board graphics card DirectX versionDiffers	11.1	11.2/12
On-board graphics card ID	0x412	0x412
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
On-board graphics card OpenGL versionKnown for one	Unknown — not stated by the source	4.3
Performance1 differ
Product type	PC	PC
Motherboard chipsetDiffers	Intel® Q87	Intel® H61
Password protection typeKnown for one	BIOS	Unknown — not stated by the source
Audio output channelsKnown for one	Unknown — not stated by the source	7.1 channels
Optical driveidentical
Optical drives quantity	1	1
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Wi-Fi	No	No
Wake-on-LAN readyKnown for one	Yes	Unknown — not stated by the source
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	4	6
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	4	2
DisplayPorts quantityKnown for one	2	Unknown — not stated by the source
HDMI ports quantityDiffers	0	1
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Line-outKnown for one	Yes	Unknown — not stated by the source
Line-inKnown for one	Yes	Unknown — not stated by the source
Microphone in	Yes	Yes
VGA (D-Sub) ports quantityDiffers	1	0
DVI port	No	No
PS/2 ports quantity	0	0
Serial ports quantityKnown for one	1	Unknown — not stated by the source
Expansion slotsidentical
Mini PCI Express slotsKnown for one	1	Unknown — not stated by the source
Power1 differ
Power supplyDiffers	200 W	330 W
Design1 differ
Chassis typeDiffers	USFF	SFF
Number of 5.25" baysKnown for one	1	Unknown — not stated by the source
Number of 2.5" baysKnown for one	1	Unknown — not stated by the source
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Liquid cooling systemKnown for one	No	Unknown — not stated by the source
Product colour	Black	Black
Intel® vPro™ Platform EligibilityKnown for one	No	Unknown — not stated by the source
Cooling typeKnown for one	Unknown — not stated by the source	Active
Software1 differ
Operating system installedDiffers	Windows 7 Professional	Windows 8
Operating system architecture	64-bit	64-bit
Displayidentical
Display included	No	No
Processor special features6 differ
CPU configuration (max)	1	1
Embedded options availableDiffers	Yes	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	22 nm	22 nm
Idle States	Yes	Yes
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 State	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Identity Protection Technology version	1.00	1.00
Intel Rapid Storage Technology	No	No
Intel Secure Key Technology version	1.00	1.00
Intel Small Business Advantage (SBA) version	1.00	1.00
Intel Stable Image Platform Program (SIPP)	Yes	Yes
Intel Stable Image Platform Program (SIPP) version	1.00	1.00
Intel TSX-NI	No	No
Intel TSX-NI version	0.00	0.00
Intel Trusted Execution Technology	Yes	Yes
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)	No	No
Intel® InTru™ 3D Technology	Yes	Yes
Intel® Insider™	Yes	Yes
Intel® OS Guard	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)Known for one	No	Unknown — not stated by the source
Intel® Smart Cache	Yes	Yes
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
Processor ARK IDDiffers	75044	75122
Processor codeDiffers	SR14J	SR149
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Scalability	1S	1S
Supported instruction sets	AVX 2.0, SSE4.1, SSE4.2	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Thermal solution specificationDiffers	PCG 2013C	PCG 2013D
Intel® Smart Response Technology	No	No
Intel® Rapid Start Technology	No	No
Intel® Turbo Boost Technology	2.0	2.0
Intel Smart Connect Technology	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)	Yes	Yes
Conflict-Free processor	Yes	Yes
Weight & dimensions4 differ
WidthDiffers	65 mm	95 mm
DepthDiffers	240 mm	318 mm
HeightDiffers	237 mm	343 mm
WeightDiffers	3.3 kg	5.49 kg
Packaging content2 differ
Mouse includedDiffers	Yes	No
Keyboard includedDiffers	Yes	No
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	EPEAT Gold, ENERGY STAR	Unknown — not stated by the source
Other featuresidentical
Intel segment taggingKnown for one	Enterprise, Small Business	Unknown — not stated by the source
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	HD

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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