The Dell Precision Tower 3620 (T3620) is an enterprise-class commercial workstation computer engineered to deliver dependable 6th Generation quad-core processing power, expansive dual-channel DDR4 memory bandwidth, rapid NVMe solid-state responsiveness, and certified workstation-grade stability in a spacious, heavy-duty steel mini tower chassis. Purpose-built for entry-level CAD, financial modeling, design work, and demanding commercial computing, this workstation combines tool-less chassis accessibility, native digital DisplayPort 1.2 and HDMI 1.4 video outputs, four full-sized DDR4 DIMM expansion slots, dual full-length PCIe x16 graphics card slots, an onboard high-speed M.2 NVMe slot, and heavy-duty thermal airflow. This unit pairs a full-voltage True Quad-Core Intel Core i5 processor with an expansive 16GB DDR4 multitasking memory layout, a rapid 256GB PCIe NVMe solid-state storage drive, its matching standard AC power cord, and multi-monitor digital display versatility, providing a fast, reliable, and robust workstation pre-loaded with Windows 11 Pro.

Dell Precision 3620 Tower | Core i5-6600 True Quad-Core 3.90GHz Turbo | 256GB NVMe SSD | 16GB DDR4 RAM | Dual DisplayPort 1.2 + HDMI 1.4 | 4 DIMM Slots | PCIe Workstation | Windows 11 Pro | AC Power Cord

The Dell Precision 3620 Tower represents Dell’s benchmark commercial workstation engineering, packing steady quad-core computing throughput, hardware-level TPM security, and multi-display digital productivity into a full-sized mini tower chassis built for sustained full-shift workloads. Powered by the full-voltage 65W 6th Generation Skylake Intel Core i5-6600 processor (4 Physical Cores, 4 Threads, running at a 3.30GHz base frequency and scaling up to an aggressive 3.90GHz Max Turbo with a 6MB Intel Smart Cache), this system delivers dedicated computing muscle for complex data spreadsheets, database administration, 2D/3D CAD drafting, accounting platforms, inventory control systems, cloud portals, and fluid multi-tab web browsing. Outfitted with an expansive 16GB DDR4 memory configuration, a rapid 256GB PCIe NVMe solid-state storage drive, and triple native digital video outputs, it delivers snappy, click-to-open responsiveness across professional, retail, engineering, and office workstations.

• Pro-Tier 16GB DDR4 Multitasking Pool: Outfitted with 16GB of high-speed 2400MHz DDR4 RAM across its standard desktop DIMM slots, providing an expansive performance ceiling that completely eliminates memory bottlenecks when running multiple business tools, dense spreadsheets, and dozens of browser tabs simultaneously (supports up to 64GB across 4 full-sized DIMM slots).

• Blazing-Fast PCIe NVMe Solid-State Storage: Equipped with a rapid 256GB M.2 PCIe NVMe Solid State Drive (SSD) mounted directly to the motherboard, delivering near-instant system boot times, lightning-quick application launches, and reliable, shock-resistant data stability compared to traditional mechanical hard drives.

• Triple Native Digital Video Outputs for Multi-Monitor Productivity: Outfitted with two native full-sized DisplayPort 1.2 ports and one native full-sized HDMI 1.4 port, enabling seamless independent multi-screen digital workstation configurations (up to 3 independent digital displays) right out of the box across modern monitors, TVs, and shop-floor screens without requiring specialized graphics adapters.

• Comprehensive Commercial & Workstation I/O Array: Features four front-panel USB ports (two high-speed USB 3.0 and two USB 2.0), six rear-panel USB ports (four high-speed USB 3.0 and two USB 2.0; total of 10 USB ports), a hardwired native RJ-45 Gigabit Ethernet port, a native RS-232 Serial COM port, legacy PS/2 keyboard and mouse ports, front 3.5mm microphone and headphone jacks, and rear 3.5mm audio line-in/line-out jacks.

• Expandable Workstation Mini Tower Chassis: Measuring roughly 14.17" x 6.89" x 17.11" and weighing approximately 20.5 pounds, the heavy-duty industrial steel tower chassis offers exceptional internal airflow, full-height PCIe expansion slots (including two PCIe 3.0 x16 slots supporting full-sized dedicated workstation graphics cards), and multiple internal drive bays for scalable mass storage arrays.

Technical Specifications

• Model: Dell Precision Tower 3620 (T3620 Workstation)

• Chassis Form Factor: Mini Tower (MT) Workstation (Heavy-Gauge Steel Chassis, Tool-Accessible Side Latch)

• Processor: Intel Core i5-6600 6th Gen Skylake True Quad-Core (4 Cores, 4 Threads, 3.30GHz base, up to 3.90GHz Max Turbo Boost, 65W TDP, 6MB Intel Smart Cache)

• Graphics: Integrated Intel HD Graphics 530 (Multi-display digital 4K support and hardware video acceleration; expandable via dual PCIe x16 slots)

• Memory: 16GB DDR4 2400MHz RAM (Configured across 4 full-sized DIMM slots, expandable up to 64GB)

• Storage: 256GB M.2 PCIe NVMe Solid State Drive (SSD)

• Optical Drive: Slimline DVD-ROM / DVD-RW Optical Drive

• Operating System: Windows 11 Pro (64-bit, fully optimized and activated)

• Video Ports: 2x DisplayPort 1.2, 1x HDMI 1.4 (Supports up to 3 independent digital monitors simultaneously; expandable via PCIe)

• Front I/O Ports: 2x USB 3.0 Type-A, 2x USB 2.0 Type-A, 1x 3.5mm Microphone Jack, 1x 3.5mm Headphone Jack

• Rear I/O Ports: 4x USB 3.0 Type-A, 2x USB 2.0 Type-A, 1x RJ-45 Gigabit Ethernet Port, 1x Serial Port (RS-232), 2x PS/2 Ports (Keyboard/Mouse), 1x 3.5mm Audio Line-In, 1x 3.5mm Audio Line-Out, 1x HDMI 1.4, 2x DisplayPort 1.2

• Internal Expansion Slots: 1x Full-Height PCIe 3.0 x16 (75W), 1x Full-Height PCIe 3.0 x16 (wired as x4), 1x Full-Height PCIe 3.0 x1, 1x Full-Height Legacy PCI, 1x M.2 2280 (for NVMe SSD - occupied)

• Internal Drive Bays: 2x 3.5" Internal Drive Bays (accommodates 2.5" SSDs with caddies), 2x 5.25" External Drive Bays (one occupied with slimline optical drive)

• Power Supply: Internal 290W Active PFC 80 PLUS Certified High-Efficiency Power Supply with matching AC Power Cord (Included)

Why Choose the Precision Tower 3620 (Core i5 Quad-Core / 16GB DDR4 / 256GB NVMe / Workstation Expandability)?

🚀 The Expandable Workstation-Class Commercial Workhorse: The Dell Precision Tower 3620 is an outstanding choice for commercial offices, design studios, technical benches, small businesses, or home workstations that require the heavy computing reliability of an Intel Core i5 quad-core processor scaling up to 3.90GHz, an expansive 16GB DDR4 memory cushion, rapid NVMe solid-state responsiveness, 10 total USB ports, native serial connectivity, and triple-monitor digital display versatility (Dual DisplayPort + HDMI) in an expandable steel chassis. Engineered with workstation-grade cooling, four full-sized DDR4 DIMM slots supporting memory expansion up to 64GB, dual full-length PCIe x16 graphics slots, and abundant internal drive bays, it provides a stable foundation for demanding tasks with room for future growth. Pre-loaded with a clean, secure Windows 11 Pro environment, it arrives completely updated, factory reset, and ready to deploy right out of the box with its standard power cord.

Serviceability Note: Dell engineered the Precision 3620 chassis with an intuitive tool-less design. Releasing the blue side-panel release latch allows the heavy-gauge steel side cover to lift off instantly, providing direct, unhindered access to all four DDR4 DIMM slots, the motherboard-mounted M.2 NVMe SSD slot, dual PCIe x16 expansion slots, internal drive bays, and the cooling assembly, making future maintenance, GPU upgrades, secondary drive additions, or memory expansions remarkably quick.

🛡️ Verified for Quality: This commercial workstation PC has been professionally inspected and thoroughly bench-tested across strict hardware validation loops—including complete 16GB DDR4 memory diagnostics, full 256GB NVMe solid-state storage health and read/write performance evaluations, internal thermal cooling strain cycles, video port testing across both DisplayPort jacks and HDMI, optical drive media read testing, and all USB/Ethernet port connection checks, ensuring pristine out-of-the-box reliability.