Product comparison · 2 pcs/workstations

HP Z44 Intel® Xeon® E3 v5 E3-1225V5 vs HP Z440 + Quadro K620 2GB

128specifications compared
31differ
97identical
25known for one product only

Key differences

The HP Z44 Intel® Xeon® E3 v5 E3-1225V5 has 0.1 GHz more processor boost frequency than the HP Z440 + Quadro K620 2GB (3.7 GHz vs 3.6 GHz). The HP Z44 Intel® Xeon® E3 v5 E3-1225V5 has 0.1 GHz more processor frequency than the HP Z440 + Quadro K620 2GB (3.3 GHz vs 3.2 GHz). The HP Z44 Intel® Xeon® E3 v5 E3-1225V5 has 2 MB more processor cache than the HP Z440 + Quadro K620 2GB (8 MB vs 6 MB). Only the HP Z44 Intel® Xeon® E3 v5 E3-1225V5 has ECC supported by processor. Only the HP Z44 Intel® Xeon® E3 v5 E3-1225V5 has DVI port.

Processor family
- Z44 Intel® Xeon® E3 v5 E3-1225V5:Intel® Xeon® E3 v5
- Z440 + Quadro K620 2GB:Intel® Core™ i5
Processor model
- Z44 Intel® Xeon® E3 v5 E3-1225V5:E3-1225V5
- Z440 + Quadro K620 2GB:i5-6500
Processor boost frequency
- Z44 Intel® Xeon® E3 v5 E3-1225V5:3.7 GHz
- Z440 + Quadro K620 2GB:3.6 GHz
Processor frequency
- Z44 Intel® Xeon® E3 v5 E3-1225V5:3.3 GHz
- Z440 + Quadro K620 2GB:3.2 GHz
Processor cache
- Z44 Intel® Xeon® E3 v5 E3-1225V5:8 MB
- Z440 + Quadro K620 2GB:6 MB
Thermal Design Power (TDP)
- Z44 Intel® Xeon® E3 v5 E3-1225V5:80 W
- Z440 + Quadro K620 2GB:65 W
PCI Express configurations
- Z44 Intel® Xeon® E3 v5 E3-1225V5:1x16, 1x8+2x4, 2x8
- Z440 + Quadro K620 2GB:1x16, 2x8, 1x8+2x4
Memory clock speeds supported by processor
- Z44 Intel® Xeon® E3 v5 E3-1225V5:1333,1600,1866,2133 MHz
- Z440 + Quadro K620 2GB:2133,1333,1600,1866 MHz

Side by side

Differences highlightedShow differences only

Comparison of Z44, Z440 + Quadro K620 2GB
153 specifications	A HP Z44 Intel® Xeon® E3 v5 E3-1225V5 Model Z44 View product	B HP Z440 + Quadro K620 2GB View product
Processor10 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Xeon® E3 v5	Intel® Core™ i5
Processor generationKnown for one	Unknown — not stated by the source	6th gen Intel® Core™ i5
Processor modelDiffers	E3-1225V5	i5-6500
Processor cores	4	4
Processor threads	4	4
Processor boost frequencyDiffers	3.7 GHz	3.6 GHz
Processor frequencyDiffers	3.3 GHz	3.2 GHz
Processor cacheDiffers	8 MB	6 MB
Processor cache type	Smart Cache	Smart Cache
Bus type	DMI3	DMI3
System bus rate	8 GT/s	8 GT/s
Processor lithography	14 nm	14 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Xeon E3-1200 v5	Intel Core i5-6500 Desktop series
Processor codename	Skylake	Skylake
Thermal Design Power (TDP)Differs	80 W	65 W
TcaseKnown for one	Unknown — not stated by the source	71 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x16, 1x8+2x4, 2x8	1x16, 2x8, 1x8+2x4
PCI Express slots version	3.0	3.0
Number of processors installed	1	1
Processor socket	LGA 1151 (Socket H4)	LGA 1151 (Socket H4)
SteppingKnown for one	Unknown — not stated by the source	R0
Maximum internal memory supported by processor	64 GB	64 GB
Memory types supported by processor	DDR3L-SDRAM, DDR4-SDRAM	DDR3L-SDRAM, DDR4-SDRAM
Memory clock speeds supported by processorDiffers	1333,1600,1866,2133 MHz	2133,1333,1600,1866 MHz
Memory bandwidth supported by processor (max)	34.1 GB/s	34.1 GB/s
ECC supported by processorDiffers	Yes	No
Memory voltage supported by processor	1.35 V	1.35 V
Memoryidentical
Internal memory	8 GB	8 GB
Maximum internal memory	64 GB	64 GB
Internal memory type	DDR4-SDRAM	DDR4-SDRAM
Memory layout (slots x size)	2 x 4 GB	2 x 4 GB
Memory slots	4x DIMM	4x DIMM
Memory clock speed	2133 MHz	2133 MHz
ECCKnown for one	Unknown — not stated by the source	Yes
Memory channels	Dual-channel	Dual-channel
Non-ECCKnown for one	Yes	Unknown — not stated by the source
Storageidentical
Total storage capacity	1 TB	1 TB
Optical drive type	DVD Super Multi	DVD Super Multi
Storage media	HDD	HDD
Total HDDs capacity	1 TB	1 TB
Number of HDDs installed	1	1
HDD capacity	1 TB	1 TB
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Number of storage drives installedKnown for one	1	Unknown — not stated by the source
Graphics6 differ
On-board graphics card	Yes	Yes
Discrete graphics card modelDiffers	Not available	NVIDIA® Quadro® K620
Discrete graphics card memory	2 GB	2 GB
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics P530	Intel® HD Graphics 530
Maximum on-board graphics card memoryDiffers	1.7 GB	1.74 GB
Number of displays supported (on-board graphics)	3	3
On-board graphics card base frequencyDiffers	400 MHz	350 MHz
On-board graphics card dynamic frequency (max)Differs	1150 MHz	1050 MHz
On-board graphics card DirectX version	12.0	12.0
On-board graphics card IDDiffers	0x191D	1912
On-board graphics card OpenGL version	4.4	4.4
Performanceidentical
Product type	Workstation	Workstation
Motherboard chipset	Intel® C236	Intel® C236
Optical driveidentical
Optical drives quantityKnown for one	Unknown — not stated by the source	1
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	No	Unknown — not stated by the source
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	4	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	6	7
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity	0	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity	0	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity	0	0
Thunderbolt 3 ports quantity	0	0
DisplayPorts quantityDiffers	2	3
HDMI ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Line-out	Yes	Yes
Line-in	Yes	Yes
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	0	0
DVI portDiffers	Yes	No
PS/2 ports quantity	2	2
Serial ports quantityKnown for one	Unknown — not stated by the source	1
DC-in jackKnown for one	No	Unknown — not stated by the source
Expansion slots3 differ
Number of 3.5" baysDiffers	2	1
PCI Express x1 (Gen 3.x) slotsDiffers	1	2
PCI Express x4 (Gen 3.x) slotsDiffers	2	1
PCI Express x16 (Gen 3.x) slots	1	1
Mini PCI Express slots	1	1
Power1 differ
Power supplyDiffers	400 W	240 W
Power supply input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
Power supply input frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
Design1 differ
Chassis typeDiffers	Tower	SFF
Number of 2.5" bays	1	1
Product colour	Black	Black
Country of origin	China	China
Number of 5.25" baysKnown for one	2	Unknown — not stated by the source
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
Optional operating system suppliedKnown for one	Unknown — not stated by the source	Windows 10 Pro
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Displayidentical
Display included	No	No
Processor special features2 differ
CPU configuration (max)	1	1
Embedded options available	Yes	Yes
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	14 nm	14 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	Yes	Yes
Intel Enhanced Halt State	Yes	Yes
Intel Identity Protection Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Secure Key Technology version	1.00	1.00
Intel Small Business Advantage (SBA) versionKnown for one	Unknown — not stated by the source	1.00
Intel Software Guard Extensions (Intel SGX)	Yes	Yes
Intel Stable Image Platform Program (SIPP)Known for one	Unknown — not stated by the source	Yes
Intel Stable Image Platform Program (SIPP) versionKnown for one	Unknown — not stated by the source	1.00
Intel TSX-NI	Yes	Yes
Intel TSX-NI version	1.00	1.00
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)	Yes	Yes
Intel® InTru™ 3D Technology	Yes	Yes
Intel® Insider™	Yes	Yes
Intel® OS Guard	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Smart Cache	Yes	Yes
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
Processor ARK IDDiffers	88168	88184
Processor codeKnown for one	Unknown — not stated by the source	SR2BX
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Scalability	1S	1S
Supported instruction setsDiffers	AVX 2.0, SSE4.1, SSE4.2	SSE4.2, AVX 2.0, SSE4.1
Thermal Monitoring Technologies	Yes	Yes
Thermal solution specificationKnown for one	Unknown — not stated by the source	PCG 2015C
Intel® Turbo Boost Technology	2.0	2.0
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	Yes
Conflict-Free processor	Yes	Yes
Weight & dimensions4 differ
WidthDiffers	170 mm	338 mm
DepthDiffers	442 mm	381 mm
HeightDiffers	399 mm	100 mm
WeightDiffers	8.6 kg	5.7 kg
Packaging contentidentical
Mouse included	Yes	Yes
Keyboard included	Yes	Yes
ManualKnown for one	Unknown — not stated by the source	Yes

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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