Product comparison · 2 pcs/workstations

Alienware Steam Machine R2 vs HP 440 MT + Z Turbo Drive G2 256GB SSD + NVIDIA Quadro K620

104specifications compared
57differ
47identical
83known for one product only

Key differences

Processor family
- Steam Machine R2:Intel® Core™ i5
- 440 MT + Z Turbo Drive G2 256GB SSD + NVIDIA Quadro K620:Intel Xeon E5 v3
Processor model
- Steam Machine R2:i5-6400T
- 440 MT + Z Turbo Drive G2 256GB SSD + NVIDIA Quadro K620:E5-1603V3
Processor frequency
- Steam Machine R2:2.2 GHz
- 440 MT + Z Turbo Drive G2 256GB SSD + NVIDIA Quadro K620:2.8 GHz
Processor cache
- Steam Machine R2:6 MB
- 440 MT + Z Turbo Drive G2 256GB SSD + NVIDIA Quadro K620:10 MB
Bus type
- Steam Machine R2:DMI3
- 440 MT + Z Turbo Drive G2 256GB SSD + NVIDIA Quadro K620:QPI
System bus rate
- Steam Machine R2:8 GT/s
- 440 MT + Z Turbo Drive G2 256GB SSD + NVIDIA Quadro K620:0 GT/s
Processor lithography
- Steam Machine R2:14 nm
- 440 MT + Z Turbo Drive G2 256GB SSD + NVIDIA Quadro K620:22 nm
Processor codename
- Steam Machine R2:Skylake
- 440 MT + Z Turbo Drive G2 256GB SSD + NVIDIA Quadro K620:Haswell

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Differences highlightedShow differences only

Comparison of Steam Machine R2, 440 MT + Z Turbo Drive G2 256GB SSD + NVIDIA Quadro K620
187 specifications	A Alienware Steam Machine R2 View product	B HP 440 MT + Z Turbo Drive G2 256GB SSD + NVIDIA Quadro K620 View product
Processor19 differ
Processor familyDiffers	Intel® Core™ i5	Intel Xeon E5 v3
Processor generationKnown for one	6th gen Intel® Core™ i5	Unknown — not stated by the source
Processor modelDiffers	i5-6400T	E5-1603V3
Processor boost frequencyKnown for one	2.8 GHz	Unknown — not stated by the source
Processor frequencyDiffers	2.2 GHz	2.8 GHz
Processor cacheDiffers	6 MB	10 MB
Bus typeDiffers	DMI3	QPI
System bus rateDiffers	8 GT/s	0 GT/s
Processor lithographyDiffers	14 nm	22 nm
Processor seriesKnown for one	Intel Core i5-6400 Desktop series	Unknown — not stated by the source
Processor codenameDiffers	Skylake	Haswell
Thermal Design Power (TDP)Differs	35 W	140 W
TcaseDiffers	66 °C	67.1 °C
Maximum number of PCI Express lanesDiffers	16	40
PCI Express configurationsDiffers	1x16, 2x8, 1x8+2x4	x4, x8, x16
Processor socketDiffers	LGA 1151 (Socket H4)	LGA 2011-v3
SteppingDiffers	R0	R2
Maximum internal memory supported by processorDiffers	64 GB	768 GB
Memory types supported by processorDiffers	DDR3L-SDRAM, DDR4-SDRAM	DDR4-SDRAM
Memory clock speeds supported by processorDiffers	2133,1333,1600,1866 MHz	1333,1600,1866 MHz
Memory bandwidth supported by processor (max)Differs	34.1 GB/s	59 GB/s
ECC supported by processorDiffers	No	Yes
Memory voltage supported by processorKnown for one	1.35 V	Unknown — not stated by the source
FSB ParityKnown for one	Unknown — not stated by the source	No
Memory2 differ
Memory slotsDiffers	1x SO-DIMM	8x DIMM
Memory channelsDiffers	Dual-channel	Quad-channel
Maximum internal memoryKnown for one	Unknown — not stated by the source	128 GB
ECCKnown for one	Unknown — not stated by the source	Yes
Storage4 differ
Total storage capacityDiffers	500 GB	1 TB
Optical drive typeDiffers	No	DVD Super Multi
Number of storage drives installedKnown for one	1	Unknown — not stated by the source
HDD capacityDiffers	500 GB	1 TB
HDD interfaceDiffers	SATA III	SATA
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Total HDDs capacityKnown for one	Unknown — not stated by the source	1 TB
Card reader integratedKnown for one	Unknown — not stated by the source	Yes
Graphics3 differ
On-board graphics cardDiffers	Yes	No
Discrete graphics card modelDiffers	NVIDIA® GeForce® GTX 960	Not available
Discrete graphics card memoryKnown for one	4 GB	Unknown — not stated by the source
Discrete graphics memory typeKnown for one	GDDR5	Unknown — not stated by the source
Number of discrete graphics cardsKnown for one	1	Unknown — not stated by the source
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card modelDiffers	Intel® HD Graphics 530	Not available
Maximum on-board graphics card memoryKnown for one	1.7 GB	Unknown — not stated by the source
Number of displays supported (on-board graphics)Known for one	3	Unknown — not stated by the source
On-board graphics card base frequencyKnown for one	350 MHz	Unknown — not stated by the source
On-board graphics card burst frequencyKnown for one	950 MHz	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one	950 MHz	Unknown — not stated by the source
On-board graphics card DirectX versionKnown for one	12.0	Unknown — not stated by the source
On-board graphics card IDKnown for one	0x1912	Unknown — not stated by the source
On-board graphics card OpenGL versionKnown for one	4.4	Unknown — not stated by the source
Graphics card Open GL supportKnown for one	Yes	Unknown — not stated by the source
Discrete graphics cardKnown for one	Unknown — not stated by the source	No
Performance1 differ
Product typeDiffers	Mini PC	Workstation
Password protectionKnown for one	Yes	Unknown — not stated by the source
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® C612
Network1 differ
Wi-FiDiffers	Yes	No
Top Wi-Fi standardKnown for one	Wi-Fi 5 (802.11ac)	Unknown — not stated by the source
Wi-Fi standardsKnown for one	Wi-Fi 5 (802.11ac)	Unknown — not stated by the source
BluetoothKnown for one	Yes	Unknown — not stated by the source
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
Ports & interfaces4 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	4	8
HDMI ports quantityDiffers	2	0
HDMI versionKnown for one	2.0	Unknown — not stated by the source
Headphone outputsDiffers	0	1
Microphone inDiffers	No	Yes
S/PDIF out portKnown for one	Yes	Unknown — not stated by the source
DC-in jackKnown for one	Yes	Unknown — not stated by the source
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	2
Line-outKnown for one	Unknown — not stated by the source	Yes
Line-inKnown for one	Unknown — not stated by the source	Yes
PS/2 ports quantityKnown for one	Unknown — not stated by the source	2
Poweridentical
Power supply input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
Power supply input frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
Power supplyKnown for one	Unknown — not stated by the source	700 W
Design1 differ
Chassis typeDiffers	Desktop	Mini Tower
Placement supportedKnown for one	Horizontal	Unknown — not stated by the source
Liquid cooling systemKnown for one	No	Unknown — not stated by the source
Number of 5.25" baysKnown for one	Unknown — not stated by the source	2
Country of originKnown for one	Unknown — not stated by the source	China
Software1 differ
Operating system installedDiffers	Steam OS	Windows 7 Professional
Operating system architectureKnown for one	Unknown — not stated by the source	64-bit
Recovery operating systemKnown for one	Unknown — not stated by the source	Windows 10 Pro
Display1 differ
Display includedDiffers	No	Yes
Processor special features14 differ
Graphics & IMC lithographyKnown for one	14 nm	Unknown — not stated by the source
Intel Clear Video TechnologyDiffers	Yes	No
Intel HD GraphicsKnown for one	Yes	Unknown — not stated by the source
Intel Small Business Advantage (SBA) versionKnown for one	1.00	Unknown — not stated by the source
Intel Software Guard Extensions (Intel SGX)Known for one	Yes	Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP)Known for one	No	Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP) versionKnown for one	0.00	Unknown — not stated by the source
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel® Built-in Visuals TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	Yes	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	Yes	No
Intel® InTru™ 3D TechnologyDiffers	Yes	No
Intel® Insider™Differs	Yes	No
Intel® Small Business Advantage (Intel® SBA)Known for one	Yes	Unknown — not stated by the source
Intel® Wireless Display (Intel® WiDi)Differs	Yes	No
Processor ARK IDDiffers	88187	82761
Processor codeDiffers	SR2BS	SR20K
Processor package sizeDiffers	37.5 x 37.5 mm	52.5 x 45.0 mm
Supported instruction setsDiffers	SSE4.2, AVX 2.0, SSE4.1	AVX
Thermal solution specificationKnown for one	PCG 2015A	Unknown — not stated by the source
Intel® Turbo Boost TechnologyDiffers	2.0	No
Intel® Quick Sync Video TechnologyDiffers	Yes	No
Conflict-Free processorDiffers	Yes	No
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	Yes
Intel Dual Display Capable TechnologyKnown for one	Unknown — not stated by the source	No
Intel FDI TechnologyKnown for one	Unknown — not stated by the source	No
Intel Fast Memory AccessKnown for one	Unknown — not stated by the source	No
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	No
Intel Rapid Storage TechnologyKnown for one	Unknown — not stated by the source	No
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	Yes
Intel® My WiFi Technology (Intel® MWT)Known for one	Unknown — not stated by the source	No
Intel® Anti-Theft Technology (Intel® AT)Known for one	Unknown — not stated by the source	No
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 35 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-40 - 65 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	0 - 95%	Unknown — not stated by the source
Operating altitudeKnown for one	-15.2 - 3048 m	Unknown — not stated by the source
Non-operating altitudeKnown for one	-15.2 - 10668 m	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	200 mm	169 mm
DepthDiffers	200 mm	445 mm
HeightDiffers	55 mm	432 mm
WeightDiffers	1.81 kg	11 kg
Packaging content2 differ
Mouse includedDiffers	No	Yes
Keyboard includedDiffers	No	Yes
Cables includedKnown for one	AC	Unknown — not stated by the source
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
ManualKnown for one	Yes	Unknown — not stated by the source
Optical driveidentical
Optical drives quantityKnown for one	Unknown — not stated by the source	1
Expansion slotsidentical
Number of 3.5" baysKnown for one	Unknown — not stated by the source	2
PCI Express x1 (Gen 2.x) slotsKnown for one	Unknown — not stated by the source	1
PCI Express x4 (Gen 2.x) slotsKnown for one	Unknown — not stated by the source	1
PCI Express x8 (Gen 3.x) slotsKnown for one	Unknown — not stated by the source	1
PCI Express x16 (Gen 3.x) slotsKnown for one	Unknown — not stated by the source	2
PCI slotsKnown for one	Unknown — not stated by the source	1
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	HD
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	ENERGY STAR

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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