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Description
Dell OptiPlex 390, 790, and 990 are business-focused desktops.
These models offer a compact design. Dell desktop Small Form Factor (SFF) saves valuable space. Yet, they deliver robust performance. Each features an Intel Core i5 (2nd Gen) processor. Speeds reach 3.30 GHz. These systems suit office work well. They handle multitasking and light professional apps.
Dell OptiPlex 390 SFF
The OptiPlex 390 is the entry-level choice. It balances performance with value. It excels at basic office tasks.
Its processor is the Intel Core i5-2400 (2nd Gen). Its base clock speed is 3.10 GHz. Turbo Boost can reach 3.40 GHz. This quad-core chip handles multiple tasks. It performs well for office applications. Basic multitasking is also efficient.
It comes with 4GB of DDR3 RAM. You can expand it up to 16GB. This amount suffices for basic office tasks. Document editing and Browse run smoothly. Light multitasking is also supported.
Storage typically includes a 500GB HDD. Some models offer SSD upgrades. These provide faster responsiveness. Boot times also improve significantly.
Integrated Intel HD Graphics 2000 handles visuals. This is suitable for daily office work. Video streaming and light multimedia are fine. You can add a discrete graphics card. This helps with more graphics-intensive tasks.
It often includes Windows 10 Pro. This depends on configuration. It offers multiple ports. Six USB 2.0 ports are present. Two faster USB 3.0 ports exist. DisplayPort and VGA outputs support dual monitors. Ethernet provides network connectivity. Optional Wi-Fi is available. Audio jacks support external devices. The SFF design saves space. It works efficiently in limited environments.
Dell OptiPlex 790 SFF
The OptiPlex 790 is more powerful. It surpasses the 390 in performance offers greater expandability and reliability. It suits businesses needing more power.
Its processor is also the Intel Core i5-2400 (2nd Gen). Base clock speed is 3.10 GHz. Turbo Boost reaches 3.40 GHz. This delivers excellent office productivity. Moderate multitasking performs well.
It includes 4GB of DDR3 RAM. This expands to 16GB or more. It handles multiple applications easily. More demanding business tasks also run smoothly. Data management is efficient.
Storage options include 500GB. This offers ample space for files. Documents and business data fit well. Optional SSDs enhance boot speeds. Overall system responsiveness improves.
Integrated Intel HD Graphics 2000 handles daily tasks. You can install a dedicated graphics card. This supports specialized tasks. Photo/video editing or design work are examples.
It typically runs Windows 7 Pro or Windows 10 Pro. It has eight USB ports. Six are USB 2.0. Two are USB 3.0. DisplayPort and VGA outputs connect multiple monitors. Ethernet provides wired network. Optional Wi-Fi cards are available. Audio jacks support external peripherals. Its SFF design saves space. It delivers full desktop power.
Dell OptiPlex 990 SFF
The OptiPlex 990 is the top-tier model. It provides the most robust performance with flexible features for professionals.
It uses the Intel Core i5-2400 (2nd Gen) processor. Its base clock speed is 3.10 GHz. Turbo Boost reaches 3.40 GHz. This quad-core chip is ideal for multitasking. It handles moderate to heavy workloads. More demanding business applications run well.
It usually comes with 4GB DDR3 RAM. It is upgradeable to 16GB or 32GB. This depends on the configuration. It handles advanced multitasking. Productivity suites run smoothly. Complex documents and spreadsheets are no problem.
Storage offers 500GB for large files. SSD upgrade options provide faster boots. Read/write speeds also improve. This offers a better overall experience.
Integrated Intel HD Graphics 2000 handles visuals. A dedicated GPU upgrade is possible. This helps with demanding graphics tasks. Video editing, CAD work, or light gaming benefit.
It usually has Windows 7 Pro or Windows 10 Pro. It offers eight USB ports. Six are USB 2.0. Two are USB 3.0 for faster transfer. DisplayPort and VGA support multiple monitors. Ethernet provides wired networking. Optional Wi-Fi is available. Audio jacks connect speakers and microphones. The SFF design is compact. It saves desk space while offering power.
Comparison Summary:
All three models share the Intel Core i5-2400 processor. They all have integrated Intel HD Graphics 2000. All use SFF form factors. They offer DisplayPort and VGA outputs. USB port counts are similar. All support Ethernet and optional Wi-Fi.
RAM in the 390 and 790 expands to 16GB. The 990 can reach 32GB. Storage is 500GB HDD with SSD options across all. Operating systems are typically Windows 10 Pro.
Performance and Use Cases:
The OptiPlex 390 SFF suits basic office tasks. These include web Browse and word processing. It handles data entry well. It’s a compact, budget-friendly solution. It serves basic computing needs.
The OptiPlex 790 SFF offers a performance step-up. It excels at multitasking. It handles more intensive applications. Light database management is an example. Spreadsheets or light graphic design also perform well.
The OptiPlex 990 SFF is the most powerful. It suits professionals. It works with larger datasets. Multitasking across many applications is smooth. It handles moderate workloads efficiently. Business analysis and content creation benefit. Running virtual environments is also possible.
The OptiPlex 990 is best for demanding environments. The 390 and 790 suit everyday business. They fit basic office needs. All three offer great value. They save space without sacrificing power.
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