Dell Precision 7740 vs. Alienware M15 R3: Which is better?

Here is a side by side comparison between Dell Precision 7740 and Alienware M15 R3 specs including CPU, RAM, storage, battery, display, and more.

Dell Precision 7740 Pros

Reasons that Dell Precision 7740 is better than Alienware M15 R3.

Supports larger memory

Dell Precision 7740 supports a larger memory capacity than the Alienware M15 R3. It supports up to 128GB versus 32GB of system memory on the Alienware M15 R3.

Max system memory size
Dell Precision 7740
128 GB
Alienware M15 R3
32 GB
Supports faster memory

Dell Precision 7740 supports a faster memory speed than the Alienware M15 R3. It supports up to 3200MHz versus 2666MHz of system memory on the Alienware M15 R3.

Memory type and speed
Dell Precision 7740 - DDR4 ECC
3,200 MHz
Alienware M15 R3 - DDR4
2,666 MHz
Upgradable memory

Dell Precision 7740 comes with four SODIMM slots that allow you to replace or upgrade when needed. On the flip side, you can't upgrade RAM on the Alienware M15 R3 since it has onboard memory.

MemoryDell Precision 7740Alienware M15 R3
Slots
x4
Onboard
TypeDDR4 ECCDDR4
10% larger display

Dell Precision 7740 has a 17.3-inch screen size 10% larger than the 15.6-inch Alienware M15 R3.

Display size
Dell Precision 7740
17.3-inch
Alienware M15 R3
15.6-inch

Alienware M15 R3 Pros

Reasons that Alienware M15 R3 is better than Dell Precision 7740.

Newer manufacturing

2020 vs. 2019

About 32% lighter

Alienware M15 R3 weighed 4.65 pounds, 32% lighter than the 6.79 pounds Dell Precision 7740.

WeightDell Precision 7740Alienware M15 R3
Pound
6.79 lbs.
4.65 lbs.
Kilogram
3.08 kg
2.11 kg

Key Similars

Similar characteristics share between Dell Precision 7740 and Alienware M15 R3.

Similar CPU performance

Both laptops has a similar multi-core CPU performance score.

Geekbench 5 multi-core score
Alienware M15 R3 - Intel Core i9-10980HK
7,013
Dell Precision 7740 - Intel Xeon E-2286M
6,910
Dell Precision 7740 - Intel Core i9-9980HK
6,504
Dell Precision 7740 - Intel Core i9-9880H
6,100
Alienware M15 R3 - Intel Core i7-10750H
5,412
Dell Precision 7740 - Intel Xeon E-2276M
5,165
Dell Precision 7740 - Intel Core i7-9850H
4,914
Dell Precision 7740 - Intel Core i7-9750H
4,880
Alienware M15 R3 - Intel Core i5-10300H
3,747
Dell Precision 7740 - Intel Core i5-9400H
3,690

Prices

Here are the latest price updates and offers for both devices.

Dell Precision 7740 Price
2019 Dell Precision 7740 Laptop 17.3 - Intel Core i7 9th Gen - i7-9850H - Six Core 4.6Ghz - 512GB SSD - 32GB RAM - Nvidia Quadro RTX 3000 - 1920x1080 FHD - Windows 10 Pro Carbon (Renewed)
2019 Dell Precision 7740 Laptop 17.3 - Intel Core i7 9th Gen - i7-9850H - Six Core 4.6Ghz - 512GB SSD - 32GB RAM - Nvidia Quadro RTX 3000 - 1920x1080 FHD - Windows 10 Pro Carbon (Renewed)
By Dell
$649.00
$729.99 11% OFF
Dell Precision 7740 17.3" Mobile Workstation - Intel Core i7-9850H - 16GB RAM - 512GB SSD (Renewed)
Dell Precision 7740 17.3" Mobile Workstation - Intel Core i7-9850H - 16GB RAM - 512GB SSD (Renewed)
By Dell
$989.99
Dell Precision 7740 17.3" FHD Intel Core i7-9850H 2.6GHz, 32GB RAM, 512GB SSD, Windows 11 Pro 64bit, CAM, NVIDIA Quadro RTX 3000 6GB (Renewed)
Dell Precision 7740 17.3" FHD Intel Core i7-9850H 2.6GHz, 32GB RAM, 512GB SSD, Windows 11 Pro 64bit, CAM, NVIDIA Quadro RTX 3000 6GB (Renewed)
By Dell
$1,149.99
Alienware M15 R3 Price
Dell Alienware m15 R3 Gaming Laptop (2020) | 15.6" FHD | Core i7-512GB SSD Hard Drive - 16GB RAM - 2070 Super | 6 Cores @ 5 GHz - 10th Gen CPU - 8GB GDDR6 Win 11 Pro
Dell Alienware m15 R3 Gaming Laptop (2020) | 15.6" FHD | Core i7-512GB SSD Hard Drive - 16GB RAM - 2070 Super | 6 Cores @ 5 GHz - 10th Gen CPU - 8GB GDDR6 Win 11 Pro
By Dell
$1,913.06
2020 Dell Alienware m15 R3 Laptop 15.6" - Intel Core i7 10th Gen - i7-10750H - Six Core 5Ghz - 512GB SSD + 512GB SSD - 32GB RAM - Nvidia GeForce RTX 2070 Super - 1920x1080 FHD - Windows 10 (Renewed)
2020 Dell Alienware m15 R3 Laptop 15.6" - Intel Core i7 10th Gen - i7-10750H - Six Core 5Ghz - 512GB SSD + 512GB SSD - 32GB RAM - Nvidia GeForce RTX 2070 Super - 1920x1080 FHD - Windows 10 (Renewed)
By Dell
$2,001.47
Dell Alienware m15 R3 Gaming Laptop (2020) | 15.6" FHD | Core i7-1TB SSD Hard Drive - 16GB RAM - 2070 Super | 6 Cores @ 5 GHz - 10th Gen CPU - 8GB GDDR6 Win 11 Home
Dell Alienware m15 R3 Gaming Laptop (2020) | 15.6" FHD | Core i7-1TB SSD Hard Drive - 16GB RAM - 2070 Super | 6 Cores @ 5 GHz - 10th Gen CPU - 8GB GDDR6 Win 11 Home
By Dell
$1,939.18

Availability

Dell Precision 7740Alienware M15 R3
Released20192020
Release Date
  • Announced at Computex 2019.
  • Available from early July 2019.
Available on May 2020
PricingStarting at $1,409Starting at $1,499.99
Generations

Exterior

Dell Precision 7740Alienware M15 R3
Dimensions16.3 x 10.7 x 1.03 - 1.19 in (414.2 x 273.7 x 26.15 - 30.3 mm)Base
Width: 14.19 in. (360.30 mm)
Depth: 10.87 in. (276.20 mm)
Height: 0.72 - 0.78 in. (18.30 - 19.70 mm)
300 Hz Refresh Rate Models
Width: 14.19 in. (360.30 mm)
Depth: 10.86 in. (275.90 mm)
Height: 0.70 - 0.78 in. (17.90 - 19.70 mm)
Weight
  • 6.79 lbs (3.08 Kg)
Starting at 4.65 lbs (2.10 kg) up to 5.51 lbs (2.50 kg)
Colors
  • Carbon Fiber LCD Cover
  • Aluminum Titan Gray LCD Cover
  • Dark Side of the Moon with High Endurance Clear Coat
  • Lunar Light with High Endurance Clear Coat
Keyboard and Trackpad
  • Full-size with optional backlit keyboard.
  • 3.92 x 2.09 in (99.50 mm x 53 mm) touchpad with multi-touch gesture support.
  • Keyboard
    • Alienware mSeries 4-Zone AlienFX RGB keyboard.
    • Alienware mSeries keyboard with per-key RGB LED.
  • AlienFX lighting
  • Includes anti-ghosting and N-key rollover technology
  • 1.7mm key travel
  • 0.2mm-dish concave key design
  • 4.13 x 2.36 in (105 mm x 80 mm) precision touchpad with multi-touch gesture support.

Display

Dell Precision 7740Alienware M15 R3
Size17.3 Inches15.6 Inches
Info
  • 17.3”, HD
    1600 x 900, Anti-Glare, LED Backlight, Non-touch 60% color gamut
  • 17.3”, FHD
    1920 x 1080, Anti-Glare IPS, Non-touch 100% color gamut sRGB
  • 17.3”, UHD
    3840 x 2160, Anti-Glare IGZO, Non-touch 100% AdobeRGB
Full HD with 144Hz refresh rate
  • 1920 x 1080, 141 PPI, 7ms response time, 300 nits, 16:9, 72% NTSC  color gamut, Anti-glare.
Full HD with 144Hz refresh rate
  • 1920 x 1080, 141 PPI, 7ms response time, 300 nits, 16:9, 72% NTSC color gamut with NVIDIA G-SYNC Technology, Anti-glare.
Full HD with 300Hz refresh rate
  • 1920 x 1080, 141 PPI, 3ms response time, 300 nits, 16:9, 100% sRGB color gamut, Anti-glare.
Ultra HD with 60Hz refresh rate
  • 3180 x 2160, OLED, 282 PPI, 1ms response time, 400 nits, 16:9, HDR-400 100% DCI-P3 color gamut, 100,000:1 contrast ratio, TrueLife, 14.80W max power consumption
  • Tobii Eyetracking technology
All options
  • Wide Viewing Angles on all displays with 85 degrees viewing from all directions

Ports

Dell Precision 7740Alienware M15 R3
Dell Precision 7740 Ports
Image Source: Dell
Left (4)
  • 2 x Thunderbolt 3
    40 Gpbs, USB 3.1 Gen 2 (10 Gbps), DisplayPort
  • 1 x full-size SD card slot
  • 1 x Smart Card Reader
Right (4)
  • 1 x headphone jack
    Headphone/Microphone
  • 2 x USB-A
    USB 3.2 Gen 1 (5 Gbps), PowerShare
  • 1 x lock slot
Back (5)
  • 1 x HDMI
    v2.0
  • 1 x Mini DisplayPort
    v1.4
  • 1 x RJ-45
    1 Gbps
  • 1 x USB-A
    USB 3.1 Gen 1 (5 Gbps), PowerShare
  • 1 x power port
Alienware M15 R3 Ports
Image Source: Dell
  • 1 x Power/DC-in Port
  • 1 x RJ-45 Killer™ Ethernet E3000 10/100/1000Mbps/2.5Gbps Port
  • 2 x Type-A USB 3.1 Gen 1 Port
  • 1 x Type-A USB 3.1 Gen 1 port with PowerShare technology
  • 1 x Thunderbolt™ 3 Port (USB Type-C™ with support for USB 3.1 Gen 2 10Gbps, 40Gbps Thunderbolt, and DisplayPort 1.2)
  • 1 x Alienware Graphics Amplifier Port
  • 1 x HDMI 2.0b with HDCP 2.2 Output Port
  • 1 x Mini-Display Port 1.4 (certified) Output Port
  • 1 x Audio Out 1/8" Ports (Compatible with inline mic headset)
  • 1 x Wedge-shaped lock slot (cable and lock sold separately)
  • 1 x microSD 5.1, UHD-II HD312 Card Reader

Internal Specs

Dell Precision 7740Alienware M15 R3
Processor
  1. 9th Gen Intel® Core™ i5-9400H
    4 cores, 8 threads, 2.50 → 4.30 GHz, 8MB SmartCache, 45W
  2. 9th Gen Intel® Core™ i7-9750H
    6 cores, 12 threads, 2.60 → 4.50 GHz, 12MB SmartCache, 45W
  3. 9th Gen Intel® Core™ i7-9850H
    6 cores, 12 threads, 2.60 → 4.60 GHz, 12MB SmartCache, 45W
  4. 9th Gen Intel® Core™ i9-9880H
    8 cores, 16 threads, 2.30 → 4.80 GHz, 16MB SmartCache, 45W
  5. 9th Gen Intel® Core™ i9-9980HK
    8 cores, 16 threads, 2.40 → 5.00 GHz, 16MB SmartCache, 45W
  6. Intel Xeon E-2276M
    6 cores, 12 threads, 2.80 → 4.70 GHz, 12MB SmartCache, 45W
  7. Intel Xeon E-2286M
    8 cores, 16 threads, 2.40 → 5.00 GHz, 16MB SmartCache, 45W
  1. 10th Gen Intel® Core™ i5-10300H
    4 cores, 8 threads, 2.50 → 4.50 GHz, 8MB SmartCache, 45W
  2. 10th Gen Intel® Core™ i7-10750H
    6 cores, 12 threads, 2.60 → 5.00 GHz, 12MB SmartCache, 45W
  3. 10th Gen Intel® Core™ i9-10980HK
    8 cores, 16 threads, 2.40 → 5.30 GHz, 16MB SmartCache, 45W
Integrated Graphics
  1. 9th Gen Intel® Core™ i5-9400H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1100 MHz
  2. 9th Gen Intel® Core™ i7-9750H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1150 MHz
  3. 9th Gen Intel® Core™ i7-9850H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1150 MHz
  4. 9th Gen Intel® Core™ i9-9880H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1200 MHz
  5. 9th Gen Intel® Core™ i9-9980HK
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1250 MHz
  6. Intel Xeon E-2276M
    Intel® UHD Graphics P630
    24 Execution Units, 350 → 1200 MHz
  7. Intel Xeon E-2286M
    Intel® UHD Graphics P630
    24 Execution Units, 350 → 1250 MHz
  1. 10th Gen Intel® Core™ i5-10300H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1050 MHz
  2. 10th Gen Intel® Core™ i7-10750H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1150 MHz
  3. 10th Gen Intel® Core™ i9-10980HK
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1250 MHz
Memory
  • Memory Slots
    • 4 x DDR4 SODIMM
  • Memory Configurations
    • Minimum Memory: 8GB
    • Maximum Memory: 128B
    • Memory Type: DDR4 ECC or Non-ECC memory
    • Memory Speed: 2666 MHz or 3200 MHz
8 GB 16 GB 32 GB
2666 MHz Dual-channel DDR4 RAM.
Onboard memory.
Discrete Graphics
  • AMD Radeon Pro WX 3200 (Optional)
    GCN 4.0 Architecture, 4GB GDDR5 128-bit, 1295 MHz, 640 Shading Units.
  • Radeon Pro WX 7130 w/8GB GDDR5 (Optional)
    GCN 4.0 Architecture, 4GB GDDR5 128-bit, 1188 → 1243 MHz, 2304 Shading Units.
  • NVIDIA Quadro RTX 3000 Mobile (Optional)
    Turning Architecture, 6GB GDDR6 256-bit, 945→ 1380 MHz, 2,304 Shading Units.
  • NVIDIA Quadro RTX 4000 Mobile (Optional)
    Turning Architecture, 8GB GDDR6 256-bit, 1110→ 1560 MHz, 2,560 Shading Units.
  • NVIDIA Quadro RTX 5000 Mobile (Optional)
    Turning Architecture, 16GB GDDR6 256-bit, 1035→ 1545 MHz, 3,072 Shading Units.
  • NVIDIA® GeForce GTX® 1650 Ti (4GB GDDR6)
  • NVIDIA® GeForce GTX® 1660 Ti (6GB GDDR6)
  • NVIDIA® GeForce RTX™ 2060 (6GB GDDR6) OC Ready
  • NVIDIA® GeForce RTX™ 2070 (8GB GDDR6)
  • NVIDIA® GeForce RTX™ 2070 SUPER (8GB GDDR6)
  • NVIDIA® GeForce RTX™ 2080 SUPER (8GB GDDR6) with Max-Q Design
  • AMD RX5500M (4GB GDDR6)
Storage
  • Hard Drive Slots
    • 4 x M.2 2280 PCIe SSD slot
    • 1 x 2.5 inches hard drive slot
      Available only on a 4-cell 64Wh battery model.
  • Hard Drive Configurations
    • Up to 8TB M.2 NVMe PCIe SSD
    • Up to 2TB SATA Hard Drive
Available Slots
  • One M.2 2230 slot (Up to 512GB)
  • Two M.2 2230/2280 slots (Up to 2TB each)
Single Drive
  • 256 GB PCIe M.2 SSD
  • 512 GB PCIe M.2 SSD
  • 1 TB PCIe M.2 SSD
  • 2 TB PCIe M.2 SSD
RAID-0
  • 512GB (2x256 PCIe M.2 SSD) RAID0
  • 1TB (2x 512 PCIe M.2 SSD) RAID0
  • 2TB (2x 1TB PCIe M.2 SSD) RAID0
  • 4TB (2x 2TB PCIe M.2 SSD) RAID0
RAID-0 Plus
  • 1TB (2x 512GB PCIe M.2 SSD) RAID0 [Boot] + 512GB PCIe M.2 SSD [Storage]
  • 2TB (2x 1TB PCIe M.2 SSD) RAID0 [Boot] + 512GB PCIe M.2 SSD [Storage]
  • 4TB (2x 2TB PCIe M.2 SSD) RAID0 [Boot] + 512GB PCIe M.2 SSD [Storage]

Connectivity

Dell Precision 7740Alienware M15 R3
Wi-Fi
  • Intel® Wi-Fi 6 AX200 2x2 .11ax 160MHz
  • Qualcomm QCA61x4A 802.11ac Dual Band, 2x2, Wireless Adapter
  • Rivet Killer Wi-Fi 6 AX1650
    Dual Band 2.4 GHz/5 GHz up to 2400 Mbps, WiFi 802.11a/b/g/n/ac/ax.
Bluetooth
  • Bluetooth 4.2
  • Bluetooth 5.1
  • Rivet Killer Wi-Fi 6 AX1650 › Bluetooth 5.1
Ethernet
  • Integrated Intel i219LM 10/100/1000 Mb/s Ethernet (RJ-45 ) with Intel Remote Wake UP and PXE
  • Killer™ Ethernet E3000 PCI-e Gigabit ethernet controller
    Transfer rate: 10/100/1000/2500 Mbps

Battery

Dell Precision 7740Alienware M15 R3
Size
  • 64 Wh (4 Cells, Lithium-Ion Polymer, ExpressCharge™ Capable Battery)
  • 97 Wh (6 Cells, Lithium-Ion Polymer, ExpressCharge™ Capable Battery)
  • 56 WHr, 3-cell smart lithium-ion
  • 86 WHr, 6-cell smart lithium-ion
Power Supply240 W power adapter
Power rated at 19.5 VDC/12.31 A.
  • E4 130W (19.50 VDC/6.70A)
  • E4 180W (19.50 VDC/9.23A)
  • E4 240W (19.50 VDC/12.31A)
* Support Hybrid Power

Software

Dell Precision 7740Alienware M15 R3
OS
Windows 10 Home Windows 10 Pro Ubuntu 18.04 LTS RedHat 7.5
Upgradable to Windows 11
Windows 10 Home Windows 10 Pro
Upgradable to Windows 11
Built-in Apps
  • Microsoft Office 30-days trial
  • McAfee® Small Business Security 30 Day Free Trial
  • Alienware Command Center
  • Alienware Adrenlin
  • Alienware Mobile Connect
  • Microsoft Office 365 (30-day trial)

Camera & Audio

Dell Precision 7740Alienware M15 R3
Camera
  • Front-facing camera
    Top-mount front camera with fixed focus lens, 0.92 Megapixels (1280 x 720 HD) at 30 fps.
  • Optional Windows Hello Infrared Camera
    0.30 Megapixels (340 x 340) at 60 fps.
  • Front-facing camera
    Alienware FHD (1920x1080 resolution) camera.
Audio
  • Realtek ALC3281 MaxxAudio® Pro by Waves
  • Two speakers (2W x 2)
  • Noise-reducing array microphones
  • Controller: Realtek ALC3281-CG
    • 7.1 Digital Audio out using HDMI out connection
    • Alienware Sound Center via Alienware Command Center
  • Speakers:
    • 4-Way (Woofer/Tweeter) Stereo Speaker Design
    • Output: 4-5W
    • Introduces Discrete Smart Amp Woofer technology
    • Delivers 2.5x bass improvement over the previous generation
    • Delivers 2x treble improvement over the previous generation
    • Delivers 30% loudness improvement over the previous generation for full-range performance
  • Microphone:
    • Digital-array microphones in camera assembly

Misc

Dell Precision 7740Alienware M15 R3
Sensors
  • An optional fingerprint reader on the power button
  • Tobii Eyetracking technology (optional)
Security
  • Intel® vPro™ Technology (iAMT 12) (optional, requires Intel WiFi® Link WLAN and a vPro compatible processor), Dell Client Command Suite available (dell.com/command), Factory Installed Dell Client Command | Update, Dell Command | Power Manager,
  • Intel® Platform Trust Technology,
  • Trusted Platform Module (TPM) 2.0
  • Chassis wedge-shaped security lock
  • Support for Computrace and SmartCard Reader
  • Fingerprint reader or FIPS Fingerprint reader
  • Touch Fingerprint Reader with Control Vault 3.0 (Advanced Authentication with FIPS 140-2 Level 3 Certification)
  • Contacted Smart Card (FIPS 201 with Control Vault 3.0 Advanced Authentication with FIPS 140-2 level 3 Certification)
  • Contactless Smart Card
  • NFC/CSC (Check regional availability)
  • Wedge-shaped lock slot
Warranty3 Years Hardware Service with Onsite Service After Remote Diagnosis-
More-CHASIS
  • Based on Alienware's Legend industrial design language
  • Engineered with Alienware's Advanced Cryo-Tech Cooling technology
  • Engineered with HyperEfficient Voltage Regulation
  • Constructed with a Magnesium Alloy exterior shell and copper alloy thermal components

Key Features

Dell Precision 7740Alienware M15 R3
At Glance
Released in
2019
16:9 4K UHD
17.3”
2160p 60Hz
Weight
6.79 lb
3.08 kg
Up to
Intel Xeon E-2286M
8C/16T, 2.40 → 5.00 GHz
Geekbench 5
1,192
Single Core
Geekbench 5
6,910
Multi-Core
With integrated
Intel® UHD Graphics P630
24 Execution Units, 350 → 1250 MHz
Upgradable up to
128GB
3200 MHz DDR4 ECC
Dell Precision 7740 Ports
Nvidia Quadro
RTX 5000
16GB GDDR6
Released in Mid
2020
16:9 FHD
15.6”
1080p 300Hz
Weight
4.65 lb
2.11 kg
Up to
Intel Core i9-10980HK
8C/16T, 2.40 → 5.30 GHz
Geekbench 5
1,223
Single Core
Geekbench 5
7,013
Multi-Core
With integrated
Intel® UHD Graphics 630
24 Execution Units, 350 → 1250 MHz
Configurable up to
32GB
2666 MHz DDR4
Alienware M15 R3 Ports
Nvidia GeForce
RTX 2080 SUPER
8GB GDDR6 with Max-Q

Comparison Summary

Dell Precision 7740 vs. Alienware M15 R3

Dell has released the Precision 7740, a 17.3-inch machine, in 2019. It is powered by up to an octa-core Intel Xeon E-2286M with a boost clock speed up to 5.00 GHz. The laptop has a dedicated GPU option up to Nvidia Quadro RTX 5000 with 16GB GDDR6.

On the other hand, we have the 15.6-inch Alienware M15 R3 was introduced by Dell about a year later in mid-2020. It comes with up to an octa-core Intel Core i9-10980HK with a boost clock speed up to 5.30 GHz. It has a dedicated GPU option up to Nvidia GeForce RTX 2080 SUPER with 8GB GDDR6 with Max-Q.

Geekbench 5 Single Core

Dell Precision 77401
9th Gen Intel® Core™ i5-9400H98480.46%
2
9th Gen Intel® Core™ i7-9750H1,04485.36%
3
9th Gen Intel® Core™ i7-9850H1,08088.31%
4
9th Gen Intel® Core™ i9-9880H1,06687.16%
5
9th Gen Intel® Core™ i9-9980HK1,11491.09%
6
Intel Xeon E-2276M1,12091.58%
7
Intel Xeon E-2286M1,19297.47%
Alienware M15 R31
10th Gen Intel® Core™ i5-10300H1,06186.75%
2
10th Gen Intel® Core™ i7-10750H1,13492.72%
3
10th Gen Intel® Core™ i9-10980HK1,223100.00%
01,223

Geekbench 5 Multi Core

Dell Precision 77401
9th Gen Intel® Core™ i5-9400H3,69052.62%
2
9th Gen Intel® Core™ i7-9750H4,88069.59%
3
9th Gen Intel® Core™ i7-9850H4,91470.07%
4
9th Gen Intel® Core™ i9-9880H6,10086.98%
5
9th Gen Intel® Core™ i9-9980HK6,50492.74%
6
Intel Xeon E-2276M5,16573.65%
7
Intel Xeon E-2286M6,91098.53%
Alienware M15 R31
10th Gen Intel® Core™ i5-10300H3,74753.43%
2
10th Gen Intel® Core™ i7-10750H5,41277.17%
3
10th Gen Intel® Core™ i9-10980HK7,013100.00%
07,013

The Dell Precision 7740 has a 17.3-inch display which is slightly larger than the 15.6-inch Alienware M15 R3. In addition, the Dell Precision 7740 weighs 6.79 lbs. about 46% heavier than the 4.65 lbs. Alienware M15 R3. Moreover, measured at 16.3” x 10.7” x 1.19”, the Dell Precision 7740 is much bulkier than the Alienware M15 R3 at 14.19” x 10.87” x 0.78”.

Dell Precision 7740Alienware M15 R3

Moving over to upgradability, Dell claims that the Dell Precision 7740 supports up to 128GB 3200 MHz DDR4 ECC memory that you can upgrade with four memory module slots on the motherboard. It also comes with four M.2 slots that users can easily upgrade and install additional SSDs to expand the storage on the device. On top of that, it also has a single SATA slot that users can use to install a 2.5-inch SATA SSD, SSHD, or a hard disk drive to add even more storage.

For Alienware M15 R3, it supports up to 32GB 2666 MHz DDR4 memory. Unlike Dell Precision 7740, it has an onboard memory module that is not upgradable by the users. Luckily, it has three M.2 slots that users can easily swap or add an extra SSD to get extra space when needed.

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