Home / Desktop PCs / DELL Precision T3420 Overview Expert reviews Specifications Where to buy Image supplied through Icecat
Product overview DELL K7Y3T is listed in the pcs/workstations category. The recorded specifications include processor family: Intel® Core™ i7; internal memory: 16 GB; total storage capacity: 1 TB; operating system installed: Windows 7 Professional. This entry covers manufacturer code K7Y3T. Specifications relate to this exact source record; other editions or packages may differ.
Automatically assembled from the source specifications. This is a factual summary, not a hands-on review.
Expert reviews No scored critic reviews have been imported for this exact product yet. It remains unrated.
23 model options — compare versions Specifications, review scores and prices belong to each exact model.
The COR Score gives each publisher one rating. Scores are converted to the same five-point scale.
At a glance
Processor family Intel® Core™ i7
Internal memory 16 GB
Total storage capacity 1 TB
Operating system installed Windows 7 Professional Where to buy Compare available retailer offers for DELL K7Y3T . Check the exact configuration and included accessories before buying.
Checking available retailer prices…
Enable JavaScript to check current retailer prices.
Search Amazon UK ↗
Search results may include other models. Check the exact code and price at the retailer. Count on Reviews may earn a commission from qualifying purchases.
Affiliate links may earn a commission. Offers do not affect the COR Score. Delivery is shown separately; unknown delivery costs are not treated as free.
Specifications Manufacturer code: K7Y3T . Icecat product 32506899 · Checked 21 Sep 2026. The source lists this code for Great Britain. No specifications are transferred from other editions.
Key specifications The main features to compare for this exact model. Missing details are not assumed.
DELL Precision T3420 — key specifications Processor family Intel® Core™ i7 Processor model i7-6700 Memory (RAM) 16 GB Total storage capacity 1 TB Storage media HDD Operating system installed Windows 7 Professional Discrete graphics card model NVIDIA® Quadro® K620 Chassis type SFF Wi-Fi No Ethernet LAN Yes
More product specifications Open a section for the details that matter to you.
Audio & listening2 details DELL Precision T3420 — Audio & listening Microphone in No Audio system HD
Display3 details DELL Precision T3420 — Display Number of displays supported (on-board graphics) 3 Intel Dual Display Capable Technology No Display included No
Processor, memory & storage51 details DELL Precision T3420 — Processor, memory & storage Processor manufacturer Intel Processor generation 6th gen Intel® Core™ i7 Processor cores 4 Processor threads 8 Processor boost frequency 4 GHz Processor frequency 3.4 GHz Processor cache 8 MB Processor cache type Smart Cache Processor lithography 14 nm Processor operating modes 64-bit Processor series Intel Core i7-6700 Desktop series Processor codename Skylake Number of processors installed 1 Processor socket LGA 1151 (Socket H4) Maximum internal memory supported by processor 64 GB Memory types supported by processor DDR3L-SDRAM, DDR4-SDRAM Memory clock speeds supported by processor 1333,1600,1866,2133 MHz Memory bandwidth supported by processor (max) 34.1 GB/s ECC supported by processor No Memory voltage supported by processor 1.35 V Maximum internal memory 64 GB Internal memory type DDR4-SDRAM Memory layout (slots x size) 2 x 8 GB Memory slots 4x DIMM Memory clock speed 2133 MHz Number of storage drives installed 1 Number of storage drives supported 2 HDD capacity 1 TB HDD speed 7200 RPM HDD size 3.5" Card reader integrated No On-board graphics card Yes On-board graphics card family Intel® HD Graphics On-board graphics card model Intel® HD Graphics 530 On-board graphics card base frequency 350 MHz On-board graphics card dynamic frequency (max) 1150 MHz Maximum on-board graphics card memory 1.74 GB On-board graphics card DirectX version 12.0 On-board graphics card OpenGL version 4.4 On-board graphics card ID 1912 Motherboard chipset Intel® C236 Intel Stable Image Platform Program (SIPP) Yes Processor package size 37.5 x 37.5 mm Processor code SR2BT Graphics & IMC lithography 14 nm Intel Stable Image Platform Program (SIPP) version 1.00 Intel Rapid Storage Technology No Processor ARK ID 88196 Conflict-Free processor Yes Storage temperature (T-T) -40 - 65 °C Storage relative humidity (H-H) 5 - 95%
Camera, image & video4 details DELL Precision T3420 — Camera, image & video Intel® Clear Video HD Technology (Intel® CVT HD) Yes Intel Clear Video Technology Yes Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID) Yes Intel® Quick Sync Video Technology Yes
Connections & wireless11 details DELL Precision T3420 — Connections & wireless Ethernet LAN data rates 10,100,1000 Mbit/s USB 2.0 ports quantity 4 USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity 6 DisplayPort connections 2 HDMI ports 1 Ethernet LAN (RJ-45) ports 1 Combo headphone/mic port Yes DVI port No PS/2 ports quantity 2 Serial ports quantity 1 Intel® Wireless Display (Intel® WiDi) Yes
Power & battery3 details DELL Precision T3420 — Power & battery Power supply 240 W Power supply input voltage 100 - 240 V Power supply input frequency 50 - 60 Hz
Controls & features1 detail DELL Precision T3420 — Controls & features Operating temperature (T-T) 5 - 35 °C
Design & dimensions11 details DELL Precision T3420 — Design & dimensions Thermal Design Power (TDP) 65 W Password protection Yes Product type Workstation Placement supported Horizontal/Vertical Product colour Black Intel Identity Protection Technology version 1.00 Intel® Identity Protection Technology (Intel® IPT) Yes Width 92.7 mm Depth 292.1 mm Height 290 mm Weight 5.3 kg
Software & compatibility5 details DELL Precision T3420 — Software & compatibility Operating system architecture 64-bit Optional operating system supplied Windows 10 Pro Trial software Microsoft Office Intel Software Guard Extensions (Intel SGX) Yes Supported instruction sets SSE4.1, AVX 2.0, SSE4.2
Further product details58 details DELL Precision T3420 — Further product details System bus rate 8 GT/s Bus type DMI3 FSB Parity No Tcase 71 °C PCI Express slots version 3.0 Maximum number of PCI Express lanes 16 PCI Express configurations 2x8, 1x8+2x4, 1x16 Stepping R0 Non-ECC Yes Memory channels Dual-channel Optical drive type DVD±RW Number of HDDs installed 1 Optical drives quantity 1 Cabling technology 10/100/1000Base-T(X) Line-out Yes Line-in No Number of 3.5" bays 1 PCI Express x4 (Gen 3.x) slots 1 PCI Express x16 (Gen 3.x) slots 1 Water cooling system No Number of 2.5" bays 2 Cable lock slot Yes Intel® Small Business Advantage (Intel® SBA) Yes Intel 64 Yes Enhanced Intel SpeedStep Technology Yes Embedded options available Yes Intel® InTru™ 3D Technology Yes Intel® Insider™ Yes Intel VT-x with Extended Page Tables (EPT) Yes Intel TSX-NI Yes Idle States Yes Thermal Monitoring Technologies Yes Intel® AES New Instructions (Intel® AES-NI) Yes Intel® Secure Key Yes Intel® OS Guard Yes Intel Trusted Execution Technology Yes Execute Disable Bit Yes Intel FDI Technology No Intel Flex Memory Access No Intel Fast Memory Access No Intel Enhanced Halt State Yes Intel Demand Based Switching No Scalability 1S CPU configuration (max) 1 Thermal solution specification PCG 2015C Intel Virtualization Technology for Directed I/O (VT-d) Yes Intel Secure Key Technology version 1.00 Intel Virtualization Technology (VT-x) Yes Intel Small Business Advantage (SBA) version 1.00 Intel TSX-NI version 1.00 Intel® Turbo Boost Technology 2.0 Intel® Hyper Threading Technology (Intel® HT Technology) Yes Intel® My WiFi Technology (Intel® MWT) No Intel® Anti-Theft Technology (Intel® AT) No Operating relative humidity (H-H) 20 - 80% Operating altitude -15.2 - 3048 m Non-operating altitude -15.2 - 10668 m Sustainability certificates ENERGY STAR
Packaging & supplied accessories1 detail DELL Precision T3420 — Packaging & supplied accessories Manual Yes
Specifications describe the supplied product data, not measured review results. Battery life, range and performance figures are source claims and can vary with use.
