Product comparison · 2 pcs/workstations

HP 405 G1 vs HP 820 + 3x Z23i

57specifications compared
30differ
27identical
98known for one product only

Key differences

Processor manufacturer
- 405 G1:AMD
- 820 + 3x Z23i:Intel
Processor family
- 405 G1:AMD A4
- 820 + 3x Z23i:Intel® Xeon® E5 V2 Family
Processor model
- 405 G1:A4-5000
- 820 + 3x Z23i:E5-2620V2
Processor cores
- 405 G1:4
- 820 + 3x Z23i:6
Processor frequency
- 405 G1:1.5 GHz
- 820 + 3x Z23i:2.1 GHz
Processor cache
- 405 G1:2 MB
- 820 + 3x Z23i:15 MB
Processor cache type
- 405 G1:L2
- 820 + 3x Z23i:Smart Cache
Processor socket
- 405 G1:Socket FT3
- 820 + 3x Z23i:LGA 2011 (Socket R)

Side by side

Differences highlightedShow differences only

Comparison of 405 G1, 820 + 3x Z23i
155 specifications	A HP 405 G1 View product	B HP 820 + 3x Z23i View product
Processor8 differ
Processor manufacturerDiffers	AMD	Intel
Processor familyDiffers	AMD A4	Intel® Xeon® E5 V2 Family
Processor modelDiffers	A4-5000	E5-2620V2
Processor coresDiffers	4	6
Processor threadsKnown for one	Unknown — not stated by the source	12
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.6 GHz
Processor frequencyDiffers	1.5 GHz	2.1 GHz
Processor cacheDiffers	2 MB	15 MB
Processor cache typeDiffers	L2	Smart Cache
Bus typeKnown for one	Unknown — not stated by the source	QPI
FSB ParityKnown for one	Unknown — not stated by the source	No
System bus rateKnown for one	Unknown — not stated by the source	7.2 GT/s
Processor lithographyKnown for one	Unknown — not stated by the source	22 nm
Processor operating modesKnown for one	Unknown — not stated by the source	64-bit
Processor seriesKnown for one	Unknown — not stated by the source	Intel Xeon E5-2600 v2
Processor codenameKnown for one	Unknown — not stated by the source	Ivy Bridge EP
Thermal Design Power (TDP)Known for one	Unknown — not stated by the source	80 W
TcaseKnown for one	Unknown — not stated by the source	71 °C
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	40
PCI Express configurationsKnown for one	Unknown — not stated by the source	x4, x8, x16
PCI Express slots versionKnown for one	Unknown — not stated by the source	3.0
Number of QPI linksKnown for one	Unknown — not stated by the source	2
Number of processors installed	1	1
Processor socketDiffers	Socket FT3	LGA 2011 (Socket R)
Maximum internal memory supported by processorKnown for one	Unknown — not stated by the source	768 GB
Memory types supported by processorKnown for one	Unknown — not stated by the source	DDR3-SDRAM
Memory clock speeds supported by processorKnown for one	Unknown — not stated by the source	800,1066,1333,1600 MHz
Memory bandwidth supported by processor (max)Known for one	Unknown — not stated by the source	51.2 GB/s
ECC supported by processorKnown for one	Unknown — not stated by the source	Yes
Memory4 differ
Internal memoryDiffers	4 GB	16 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory layout (slots x size)Differs	1 x 4 GB	4 x 4 GB
Memory slotsDiffers	2x DIMM	16x DIMM
Memory clock speedDiffers	1600 MHz	1866 MHz
ECCKnown for one	Unknown — not stated by the source	Yes
Memory channelsKnown for one	Unknown — not stated by the source	Quad-channel
Maximum internal memoryKnown for one	16 GB	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	500 GB	1 TB
Optical drive type	DVD Super Multi	DVD Super Multi
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	500 GB	1 TB
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Card reader integrated	Yes	Yes
Total HDDs capacityKnown for one	500 GB	Unknown — not stated by the source
Graphicsidentical
Discrete graphics card model	Not available	Not available
On-board graphics cardKnown for one	Yes	Unknown — not stated by the source
On-board graphics card familyKnown for one	AMD Radeon HD 8000	Unknown — not stated by the source
On-board graphics card modelKnown for one	AMD Radeon HD 8330	Unknown — not stated by the source
Performance1 differ
Product typeDiffers	PC	Workstation
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® C602
Optical driveidentical
Optical drives quantity	1	1
BD interface typeKnown for one	Unknown — not stated by the source	SATA
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Wi-FiKnown for one	Unknown — not stated by the source	No
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers	6	5
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	4
HDMI ports quantity	0	0
Ethernet LAN (RJ-45) portsDiffers	1	2
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 quantityDiffers	1	0
DVI portDiffers	Yes	No
PS/2 ports quantity	2	2
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	2
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Serial ports quantityKnown for one	1	Unknown — not stated by the source
Expansion slotsidentical
Number of 3.5" baysKnown for one	Unknown — not stated by the source	4
PCI Express x4 (Gen 2.x) slotsKnown for one	Unknown — not stated by the source	1
PCI Express x4 (Gen 3.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	3
PCI slotsKnown for one	Unknown — not stated by the source	1
PCI Express x1 slotsKnown for one	3	Unknown — not stated by the source
PCI Express x16 slotsKnown for one	1	Unknown — not stated by the source
Power1 differ
Power supplyDiffers	300 W	1125 W
Design1 differ
Chassis typeDiffers	Micro Tower	Mini Tower
Number of 5.25" baysKnown for one	Unknown — not stated by the source	3
Product colour	Black	Black
Country of origin	China	China
Liquid cooling systemKnown for one	No	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Recovery operating system	Windows 8.1 Pro	Windows 8.1 Pro
Display1 differ
Display includedDiffers	No	Yes
Display diagonalKnown for one	Unknown — not stated by the source	58.4 cm (23")
Display resolutionKnown for one	Unknown — not stated by the source	1920 x 1080 pixels
Native aspect ratioKnown for one	Unknown — not stated by the source	16:9
Contrast ratio (typical)Known for one	Unknown — not stated by the source	1000:1
Display brightnessKnown for one	Unknown — not stated by the source	250 cd/m²
Viewing angle, horizontalKnown for one	Unknown — not stated by the source	178°
Viewing angle, verticalKnown for one	Unknown — not stated by the source	178°
Processor special features2 differ
CPU configuration (max)Known for one	Unknown — not stated by the source	2
Embedded options availableKnown for one	Unknown — not stated by the source	No
Enhanced Intel SpeedStep TechnologyKnown for one	Unknown — not stated by the source	Yes
Execute Disable BitKnown for one	Unknown — not stated by the source	Yes
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Intel 64Known for one	Unknown — not stated by the source	Yes
Intel Clear Video TechnologyKnown for one	Unknown — not stated by the source	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 Enhanced Halt StateKnown for one	Unknown — not stated by the source	Yes
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 Identity Protection Technology versionKnown for one	Unknown — not stated by the source	0.00
Intel Rapid Storage TechnologyKnown for one	Unknown — not stated by the source	No
Intel Secure Key Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel TSX-NIKnown for one	Unknown — not stated by the source	No
Intel TSX-NI versionKnown for one	Unknown — not stated by the source	0.00
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel VT-x with Extended Page Tables (EPT)Known for one	Unknown — not stated by the source	Yes
Intel Virtualization Technology (VT-x)Known for one	Unknown — not stated by the source	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Unknown — not stated by the source	Yes
Intel® AES New Instructions (Intel® AES-NI)Known for one	Unknown — not stated by the source	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	Unknown — not stated by the source	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	Unknown — not stated by the source	No
Intel® InTru™ 3D TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Insider™Known for one	Unknown — not stated by the source	No
Intel® OS GuardKnown for one	Unknown — not stated by the source	Yes
Intel® Secure KeyKnown for one	Unknown — not stated by the source	Yes
Intel® Wireless Display (Intel® WiDi)	No	No
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	46 bit
Processor ARK IDKnown for one	Unknown — not stated by the source	75789
Processor package sizeKnown for one	Unknown — not stated by the source	52.5 x 45 mm
ScalabilityKnown for one	Unknown — not stated by the source	2S
Supported instruction setsKnown for one	Unknown — not stated by the source	AVX
Thermal Monitoring TechnologiesKnown for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Quick Sync Video Technology	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Identity Protection Technology (Intel® IPT)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Conflict-Free processorKnown for one	Unknown — not stated by the source	No
Intel® Active Management Technology (Intel® AMT)Known for one	No	Unknown — not stated by the source
Intel® High Definition Audio (Intel® HD Audio)Known for one	No	Unknown — not stated by the source
Intel® Matrix Storage Technology (Intel® MST)Known for one	No	Unknown — not stated by the source
Intel® Small Business Advantage (Intel® SBA)Known for one	No	Unknown — not stated by the source
Intel® Smart Response TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Rapid Start TechnologyKnown for one	No	Unknown — not stated by the source
Intel Smart Connect TechnologyKnown for one	No	Unknown — not stated by the source
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	HD
Weight & dimensions4 differ
WidthDiffers	182.8 mm	203 mm
DepthDiffers	402 mm	525 mm
HeightDiffers	357 mm	444 mm
WeightDiffers	7.14 kg	19.5 kg
Packaging content1 differ
Mouse includedDiffers	Yes	No
Keyboard included	Yes	Yes
Other featuresidentical
Intel segment taggingKnown for one	Enterprise, Small Business	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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