HP WM644ET

Desktop PCs

HP 620 reviews

Product specifications and review coverage for this exact model.

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HP 620

Image supplied through Icecat

Product overview

HP WM644ET is listed in the pcs/workstations category. The recorded specifications include processor family: Intel® Xeon® E5 V2 Family; internal memory: 16 GB; total storage capacity: 1 TB; operating system installed: Windows 7 Professional. This entry covers manufacturer code WM644ET. Specifications relate to this exact source record; other editions or packages may differ.

Automatically assembled from the source specifications. This is a factual summary, not a hands-on review.

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Specifications

Manufacturer code: WM644ET. Icecat product 20918608 · Checked 15 Sep 2026. The source lists this code for Great Britain. No specifications are transferred from other editions.

Key specifications

The main features to compare for this exact model. Missing details are not assumed.

HP 620 — key specifications
Processor familyIntel® Xeon® E5 V2 Family
Processor modelE5-2620V2
Memory (RAM)16 GB
Total storage capacity1 TB
Storage mediaHDD
Operating system installedWindows 7 Professional
Discrete graphics card modelNot available
Chassis typeMini Tower
Wi-FiNo
Ethernet LANYes

More product specifications

Open a section for the details that matter to you.

Audio & listening3 details
HP 620 — Audio & listening
Headphone outputs1
Microphone inYes
Audio systemHD
Display2 details
HP 620 — Display
Intel Dual Display Capable TechnologyNo
Display includedNo
Processor, memory & storage29 details
HP 620 — Processor, memory & storage
Processor manufacturerIntel
Processor cores6
Processor threads12
Processor boost frequency2.6 GHz
Processor frequency2.1 GHz
Processor cache15 MB
Processor cache typeSmart Cache
Processor lithography22 nm
Processor operating modes64-bit
Processor seriesIntel Xeon E5-2600 v2
Processor codenameIvy Bridge EP
Number of processors installed1
Processor socketLGA 2011 (Socket R)
Maximum internal memory supported by processor768 GB
Memory types supported by processorDDR3-SDRAM
Memory clock speeds supported by processor800,1066,1333,1600 MHz
Memory bandwidth supported by processor (max)51.2 GB/s
ECC supported by processorYes
Internal memory typeDDR3-SDRAM
Memory layout (slots x size)4 x 4 GB
Memory slots12x DIMM
Memory clock speed1600 MHz
HDD capacity1 TB
HDD speed7200 RPM
Motherboard chipsetIntel® C602
Processor package size52.5 x 45 mm
Intel Rapid Storage TechnologyNo
Processor ARK ID75789
Conflict-Free processorNo
Camera, image & video4 details
HP 620 — Camera, image & video
Intel® Clear Video HD Technology (Intel® CVT HD)No
Intel Clear Video TechnologyNo
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)No
Intel® Quick Sync Video TechnologyNo
Printing, scanning & paper1 detail
HP 620 — Printing, scanning & paper
Number of QPI links2
Connections & wireless9 details
HP 620 — Connections & wireless
HDD interfaceSATA
BD interface typeSATA
Ethernet LAN data rates10,100,1000 Mbit/s
USB 2.0 ports quantity5
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity4
Ethernet LAN (RJ-45) ports2
DVI portNo
Firewire (IEEE 1394) ports2
Intel® Wireless Display (Intel® WiDi)No
Power & battery1 detail
HP 620 — Power & battery
Power supply800 W
Design & dimensions9 details
HP 620 — Design & dimensions
Thermal Design Power (TDP)80 W
Product typeWorkstation
Product colourBlack
Intel Identity Protection Technology version0.00
Intel® Identity Protection Technology (Intel® IPT)No
Width171.5 mm
Depth464.8 mm
Height444.5 mm
Weight15.5 kg
Software & compatibility3 details
HP 620 — Software & compatibility
Operating system architecture64-bit
Recovery operating systemWindows 8.1 Pro
Supported instruction setsAVX
Further product details54 details
HP 620 — Further product details
System bus rate7.2 GT/s
Bus typeQPI
FSB ParityNo
Tcase71 °C
PCI Express slots version3.0
Maximum number of PCI Express lanes40
PCI Express configurationsx4, x8, x16
ECCYes
Memory channelsQuad-channel
Optical drive typeDVD Super Multi
Total HDDs capacity1 TB
Number of HDDs installed1
Optical drives quantity1
Cabling technology10/100/1000Base-T(X)
Number of 3.5" bays3
PCI Express x4 (Gen 2.x) slots1
PCI Express x8 (Gen 2.x) slots1
PCI Express x8 (Gen 3.x) slots1
PCI Express x16 (Gen 3.x) slots2
PCI slots1
Number of 5.25" bays3
Intel 64Yes
Enhanced Intel SpeedStep TechnologyYes
Embedded options availableNo
Intel® InTru™ 3D TechnologyNo
Intel® Insider™No
Intel VT-x with Extended Page Tables (EPT)Yes
Intel TSX-NINo
Idle StatesYes
Thermal Monitoring TechnologiesYes
Intel® AES New Instructions (Intel® AES-NI)Yes
Intel® Secure KeyYes
Intel® OS GuardYes
Intel Trusted Execution TechnologyYes
Execute Disable BitYes
Intel FDI TechnologyNo
Intel Flex Memory AccessNo
Intel Fast Memory AccessNo
Intel Enhanced Halt StateYes
Intel Demand Based SwitchingYes
Scalability2S
Physical Address Extension (PAE)46 bit
CPU configuration (max)2
Intel Virtualization Technology for Directed I/O (VT-d)Yes
Intel Secure Key Technology version1.00
Intel Virtualization Technology (VT-x)Yes
Intel TSX-NI version0.00
Intel® Rapid Start TechnologyNo
Intel® Turbo Boost Technology2.0
Intel® Hyper Threading Technology (Intel® HT Technology)Yes
Intel® My WiFi Technology (Intel® MWT)No
Intel® Anti-Theft Technology (Intel® AT)No
Mouse includedNo
Keyboard includedYes
Packaging & supplied accessories1 detail
HP 620 — Packaging & supplied accessories
Country of originChina

Specifications describe the supplied product data, not measured review results. Battery life, range and performance figures are source claims and can vary with use.