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Lenovo ThinkStation D20 vs HP Z820 Workstation

Lenovo ThinkStation D20
Lenovo

Lenovo ThinkStation D20

لينوفو ثينك ستيشن D20

Release Year: 2010

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HP Z820 Workstation
HP

HP Z820 Workstation

إتش بي زد 820 محطة عمل

Release Year: 2012

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Specifications

General

Lenovo ThinkStation D20

HP Z820 Workstation

Form Factor
Tower
Tower
Processor

Lenovo ThinkStation D20

HP Z820 Workstation

Processor Different
Dual Intel Xeon X5650 (6 cores each, 2.67 GHz)
Dual Intel Xeon E5-2690 (8 cores each, 2.9 GHz)
Memory

Lenovo ThinkStation D20

HP Z820 Workstation

RAM Different
24 GB
64 GB
RAM Type
DDR3 ECC RDIMM
DDR3 ECC RDIMM
Storage

Lenovo ThinkStation D20

HP Z820 Workstation

Storage Different
1000 GB
2000 GB
Storage Type
SATA HDD
SATA HDD
Power

Lenovo ThinkStation D20

HP Z820 Workstation

Power Supply Different
1060W W
1125W 90% Efficient W
Connectivity

Lenovo ThinkStation D20

HP Z820 Workstation

USB Ports Different
6x USB 2.0
4x USB 2.0, 4x USB 3.0
Software

Lenovo ThinkStation D20

HP Z820 Workstation

Operating System
Windows 7 Professional
Windows 7 Professional

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