Dell Inspiron 3891 Desktop Specs

Here's what you need to know about Dell Inspiron 3891 Desktop Specs, including price, processors, memory, graphics, storage, ports, and more.

Dell Inspiron 3891 Desktop Specs

The 2021 Dell Inspiron 3891 Desktop features 58W 10th Generation Intel Comet Lake dual-core Intel Celeron G5905 up to a 65W 8-core Intel Core i7-11700F with a boost speed up to 4.90 GHz. The Intel B560 Chipset motherboard inside Dell Inspiron 3891 Desktop has two memory slots that support up to 64GB of 2933MHz dual-channel DDR4 memory.

What's New in Dell Inspiron 3891 Desktop

Here's what you need to know about the Dell Inspiron 3891 Desktop.

  • Intel B560 Chipset
  • Supports 10th and 11th Gen Intel Processors
  • Up to 65W Intel® Core™ i7-11700 (8C/16T, Up to 4.90 GHz)
  • Up to 64GB 2933MH dual-channel DDR4 memory
  • Up to NVIDIA® GeForce® GTX 1660 SUPER with 6GB of GDDR6
  • Up to 360W 80+ Bronze PSU
  • Up to Wi-Fi 6 and Bluetooth 5.1
  • More Features
    • Optional SD Card Reader 3.0.
    • Up to two display outputs (HDMI + VGA).

Dell Inspiron 3891 Desktop Full Specifications

Dell Inspiron 3891 Desktop image
Dell Inspiron 3891 Desktop

Availability

Released2021
Release InfoAvailable in October 2021
PricingStarting from $429.99
i3-10105 iGPU ODD 8GB 1TB 3.5” HDD Wi-Fi 5
Generations
Dell Inspiron 3891 Desktop Price
Dell Inspiron 3891 Compact Tower Desktop - Intel Core i5, 16GB DDR4 RAM, 256GB SSD, 1TB SATA HDD, Intel UHD Graphics 630, 2Yr OnSite, 6 Months Dell Migrate Services, Windows 11 Home
Dell Inspiron 3891 Compact Tower Desktop - Intel Core i5, 16GB DDR4 RAM, 256GB SSD, 1TB SATA HDD, Intel UHD Graphics 630, 2Yr OnSite, 6 Months Dell Migrate Services, Windows 11 Home
By Dell
$724.09
Dell Inspiron 3891 Compact Tower Desktop - Intel Core i5-11400, 12GB DDR4 RAM, 1TB HDD, Intel UHD Graphics 730 with Shared Graphics Memory, Windows 10 Home - Black (Latest Model) (Renewed)
Dell Inspiron 3891 Compact Tower Desktop - Intel Core i5-11400, 12GB DDR4 RAM, 1TB HDD, Intel UHD Graphics 730 with Shared Graphics Memory, Windows 10 Home - Black (Latest Model) (Renewed)
By Dell
$499.00
2021 Newest Dell Inspiron 3891 Desktop PC, Intel Core i3-10105, 16GB RAM, 512GB SSD, WiFi 6, Bluetooth, HDMI, DVD-RW, Wired Keyboard&Mouse, Win 11 Home
2021 Newest Dell Inspiron 3891 Desktop PC, Intel Core i3-10105, 16GB RAM, 512GB SSD, WiFi 6, Bluetooth, HDMI, DVD-RW, Wired Keyboard&Mouse, Win 11 Home
By Dell
$723.01
Dell Inspiron 3891 Compact Tower Desktop - Intel Core i5-11400, 12GB DDR4 RAM, 1TB HDD, Intel UHD Graphics 730 with Shared Graphics Memory, Windows 10 Home - Black
Dell Inspiron 3891 Compact Tower Desktop - Intel Core i5-11400, 12GB DDR4 RAM, 1TB HDD, Intel UHD Graphics 730 with Shared Graphics Memory, Windows 10 Home - Black
By Dell
$699.99
Dell Inspiron 3891 Desktop Computer, Intel Core i5-10400 Upto 4.3GHz, 8GB RAM, 256GB SSD NVMe, AC Wi-Fi, Bluetooth, HDMI, VGA, No DVD, SD-Card - Windows 10 Pro (Renewed)
Dell Inspiron 3891 Desktop Computer, Intel Core i5-10400 Upto 4.3GHz, 8GB RAM, 256GB SSD NVMe, AC Wi-Fi, Bluetooth, HDMI, VGA, No DVD, SD-Card - Windows 10 Pro (Renewed)
By Dell
$536.67
Dell Inspiron 3891 Compact Desktop Computer Tower - Intel Core i5-10400, 16GB DDR4 RAM, 256GB SSD + 1TB SATA HDD, Intel UHD Graphics 630 with Shared Graphics Memory, Windows 10H - Black (Latest Model)
Dell Inspiron 3891 Compact Desktop Computer Tower - Intel Core i5-10400, 16GB DDR4 RAM, 256GB SSD + 1TB SATA HDD, Intel UHD Graphics 630 with Shared Graphics Memory, Windows 10H - Black (Latest Model)
By Dell
$697.99
Was: $749.99

Exterior

Dell Inspiron 3891 Desktop
Dimensions11.54 x 12.77 x 6.06” (293 x 324.30 x 154 mm)
WeightStarting at 10.88 lbs (4.94 kg)
Colors
Black
Keyboard and Trackpad
  • Dell KB216 Wired Keyboard English Black
  • Dell MS116 Wired Mouse Black
Ports
  • Front
    • 3 x USB-A
      2 x USB 2.0 (480 Mbps)
      1 x USB 3.2 Gen 1 (5 Gbps)
    • 1 x USB-C
      USB 3.2 Gen 1 (5 Gbps)
    • 1 x SD card reader (Optional)
    • 1 x Universal Audio Jack
  • Rear
    • 4 x USB-A
      2 x USB 2.0 (480 Mbps)
      2 x USB 3.2 Gen 1 (5 Gbps)
    • 1 x RJ-45 
      Gigabit Ethernet.
    • 1 x HDMI 1.4b
    • 1 x VGA
    • 1 x Line-out re-tasking Line-in audio port
    • 1 x Power supply unit
    • 1 x Kensington lock slot

Chasis

Dell Inspiron 3891 Desktop
Form FactorMini Tower
Power Supply
  • 260W
    80+ Bronze 85% Efficiency
  • 360W
    80+ Bronze 85% Efficiency
Optical DrivesOptional Tray load DVD Drive
Reads and Writes to DVD/CD

Internal Specs

Dell Inspiron 3891 Desktop
ChipsetIntel B560 Chipset
Processor
Integrated Graphics
  • 10th Gen Intel® Celeron® G5905
    Intel® UHD Graphics 610
    350 → 1050 MHz
  • 10th Gen Intel® Pentium® Gold G6405
    Intel® UHD Graphics 610
    350 → 1050 MHz
  • 10th Gen Intel® Core™ i3-10105
    Intel® UHD Graphics 630
    23 Execution Units, 350 → 1100 MHz
  • 10th Gen Intel® Core™ i5-10400
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1100 MHz
  • 10th Gen Intel® Core™ i5-10400F
    Not Available
  • 10th Gen Intel® Core™ i7-10700
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1200 MHz
  • 10th Gen Intel® Core™ i7-10700F
    Not Available
  • 11th Gen Intel® Core™ i5-11400
    Intel® UHD Graphics 730
    24 Execution Units, 350 → 1300 MHz
  • 11th Gen Intel® Core™ i5-11400F
    Not Available
  • 11th Gen Intel® Core™ i7-11700
    Intel® UHD Graphics 750
    32 Execution Units, 350 → 1300 MHz
  • 11th Gen Intel® Core™ i7-11700F
    Not Available
Discrete GraphicsNVIDIA® GeForce®
  • GT 730 - 2GB GDDR5
  • GT 1030 - 2GB GDDR5
  • GTX 1650 SUPER - 4GB GDDR6
  • GTX 1660 SUPER - 6GB GDDR6
Memory
4GB 8GB 16GB 32GB 64GB
  • Memory Slots: 2 DIMM slots
  • Memory Type: Single or Dual Channel DDR4 Memory
  • Memory Speed:
    2666 MHz 2933 MHz
  • Memory Per Slot: 
    4GB 8GB 16GB 32GB
Storage
  • 256GB 512GB 1TB 2TB
    M.2 PCIe NVME SSD
  • 1TB 2TB
    7200 rpm 3.5" SATA Hard Drive
SlotsExpansion Slots
  • 1 x PCIe x16 slot 
    PCIe Gen 3, Full-height
  • 1 x PCIe x1 slot
    PCIe Gen 3, Full-height
SATA
  • 3 x SATA slots
    1 x SATA 2.0 for Slim Optical Drive
    2 x SATA 3.0 for 3.5-inch, 2.5-inch hard drive.
M.2
  • 1 x M.2 2230 slot
    For WiFi and Bluetooth combo card
  • 1 x M.2 2230/2280 slot
    For SSD/Intel Optane

Connectivity

Dell Inspiron 3891 Desktop
Wi-Fi
  • Qualcomm QCA9377
    Up to 433 Mbps Dual band 2.4 GHz/5 GHz WiFi-5 (802.11ac) Bluetooth 5.0
  • Qualcomm QCA61x4A
    Up to 867 Mbps Dual band 2.4 GHz/5 GHz WiFi-5 (802.11ac) Bluetooth 5.0
  • Intel AX201
    Up to 2400 Mbps Dual band 2.4 GHz/5 GHz WiFi-6 (802.11ax) Bluetooth 5.1
Bluetooth
Bluetooth 5.0 Bluetooth 5.1
EthernetRealtek RTL8111HSD Gigabit Ethernet controller
10/100/1000 Mbps.

Software

Dell Inspiron 3891 Desktop
OS
Windows 10 Home Windows 10 Pro Windows 11 Home Windows 11 Pro
Free Upgrade to Windows 11
Built-in Apps
  • Microsoft Office 30-day trial
  • McAfee LiveSafe 12 Month Subscription

Camera & Audio

Dell Inspiron 3891 Desktop
Audio
  • Audio controller
    • C-media CM6548
  • External Ports
    • One headset port
    • One Line-out port

Misc

Dell Inspiron 3891 Desktop
Warranty1 Year Hardware Service with Onsite/In-Home Service After Remote Diagnosis

Dell Inspiron 3891 Desktop Price

Here is the latest price update for Dell Inspiron 3891 Desktop.

Dell Inspiron 3891 Desktop Price
Dell Inspiron 3891 Compact Tower Desktop - Intel Core i5, 16GB DDR4 RAM, 256GB SSD, 1TB SATA HDD, Intel UHD Graphics 630, 2Yr OnSite, 6 Months Dell Migrate Services, Windows 11 Home
Dell Inspiron 3891 Compact Tower Desktop - Intel Core i5, 16GB DDR4 RAM, 256GB SSD, 1TB SATA HDD, Intel UHD Graphics 630, 2Yr OnSite, 6 Months Dell Migrate Services, Windows 11 Home
By Dell
$724.09
Dell Inspiron 3891 Compact Tower Desktop - Intel Core i5-11400, 12GB DDR4 RAM, 1TB HDD, Intel UHD Graphics 730 with Shared Graphics Memory, Windows 10 Home - Black (Latest Model) (Renewed)
Dell Inspiron 3891 Compact Tower Desktop - Intel Core i5-11400, 12GB DDR4 RAM, 1TB HDD, Intel UHD Graphics 730 with Shared Graphics Memory, Windows 10 Home - Black (Latest Model) (Renewed)
By Dell
$499.00
2021 Newest Dell Inspiron 3891 Desktop PC, Intel Core i3-10105, 16GB RAM, 512GB SSD, WiFi 6, Bluetooth, HDMI, DVD-RW, Wired Keyboard&Mouse, Win 11 Home
2021 Newest Dell Inspiron 3891 Desktop PC, Intel Core i3-10105, 16GB RAM, 512GB SSD, WiFi 6, Bluetooth, HDMI, DVD-RW, Wired Keyboard&Mouse, Win 11 Home
By Dell
$723.01
Dell Inspiron 3891 Compact Tower Desktop - Intel Core i5-11400, 12GB DDR4 RAM, 1TB HDD, Intel UHD Graphics 730 with Shared Graphics Memory, Windows 10 Home - Black
Dell Inspiron 3891 Compact Tower Desktop - Intel Core i5-11400, 12GB DDR4 RAM, 1TB HDD, Intel UHD Graphics 730 with Shared Graphics Memory, Windows 10 Home - Black
By Dell
$699.99
Dell Inspiron 3891 Desktop Computer, Intel Core i5-10400 Upto 4.3GHz, 8GB RAM, 256GB SSD NVMe, AC Wi-Fi, Bluetooth, HDMI, VGA, No DVD, SD-Card - Windows 10 Pro (Renewed)
Dell Inspiron 3891 Desktop Computer, Intel Core i5-10400 Upto 4.3GHz, 8GB RAM, 256GB SSD NVMe, AC Wi-Fi, Bluetooth, HDMI, VGA, No DVD, SD-Card - Windows 10 Pro (Renewed)
By Dell
$536.67
Dell Inspiron 3891 Compact Desktop Computer Tower - Intel Core i5-10400, 16GB DDR4 RAM, 256GB SSD + 1TB SATA HDD, Intel UHD Graphics 630 with Shared Graphics Memory, Windows 10H - Black (Latest Model)
Dell Inspiron 3891 Compact Desktop Computer Tower - Intel Core i5-10400, 16GB DDR4 RAM, 256GB SSD + 1TB SATA HDD, Intel UHD Graphics 630 with Shared Graphics Memory, Windows 10H - Black (Latest Model)
By Dell
$697.99
Was: $749.99

Dell Inspiron 3891 Desktop Motherboard

Here is the photo or diagram of the Dell Inspiron 3891 Desktop system board.

Dell Inspiron 3891 Desktop Motherboard
Source: Dell

Popular Comparisons for Dell Inspiron 3891 Desktop

Here are the most frequently requested comparisons for Dell Inspiron 3891 Desktop:

Dell Inspiron 3891 Desktop FAQs

Here are some related questions you might want to know about the Dell Inspiron 3891 Desktop:

  1. What Processor Does the Dell Inspiron 3891 Desktop Have?
  2. Can You Install Graphics Card in Dell Inspiron 3891 Desktop?
  3. What Ports Are on Dell Inspiron 3891 Desktop?
  4. What is the Weight and Size of Dell Inspiron 3891 Desktop?
  5. Can You Add More RAM to Dell Inspiron 3891 Desktop?

Dell Inspiron Family

Here are all Dell Inspiron devices we’ve covered on our site:

Click here to view all Dell Inspiron desktops.