Dell Alienware x15 R2 vs Dell XPS 16 (9640)

[ VERDICT ] Winner: Dell XPS 16 (9640) (88/100)

Dell XPS 16 (9640) leads overall with a score of 88/100 compared to Dell Alienware x15 R2 (51/100), offering superior measured performance and technical specifications.

Why choose Dell XPS 16 (9640):
  • + Higher DeviceBenchmark Score score (88 vs 51)
  • + Higher Performance score (89 vs 65)
  • + Higher Gaming score (84 vs 36)

Benchmark Performance Comparison

Normalized Lab Scores
Benchmark measurements and scores across compared devices
Benchmark Dell Alienware x15 R2 Dell XPS 16 (9640)
DeviceBenchmark Score 51.0 Below Average 88.0 Very Good WINNER
Gaming 36.0 Poor 84.0 Very Good WINNER
Performance 65.0 Average 89.0 Very Good WINNER
Battery Life — 82.0 Very Good
Display — 96.0 Excellent

Detailed Technical Specifications

Battery

Battery specifications comparison
Specification Dell Alienware x15 R2 Dell XPS 16 (9640)
Battery type Li-Ion —
Cable length 1 meters —
Charge power 240 W —
Charging port position Left —
Charging via USB (Power Delivery) Yes —
Fast charging Yes —
Full charging time 2:05 hr —
Replaceable No —
Voltage 11.4 V —
Weight of AC adapter 890 grams —
Battery Wh — 99.5 Wh

CPU

CPU specifications comparison
Specification Dell Alienware x15 R2 Dell XPS 16 (9640)
Base frequency 2.3 GHz —
Cores 14 (6P + 8E) —
Fabrication process 10 nm —
Integrated GPU Intel Iris Xe Graphics (96EU) —
L3 Cache 24 MB —
Threads 20 —
Turbo frequency 4.7 GHz —

Case

Case specifications comparison
Specification Dell Alienware x15 R2 Dell XPS 16 (9640)
Area 997 cm2(154.6 inches2) —
Colors White —
Cooling system Active —
Dimensions 359.7 x 277.3 x 12.5-15.9 mm14.16 x 10.92 x 0.49-0.63 inches —
Liquid metal No —
Material Plastic —
Noise level (max. load) 53 dB —
Number of fans 4 —
Opening angle 140° —
Screen-to-body ratio ~67.3% —
Side bezels 7.2 mm —
Transformer No —
Vapor chamber Yes —
Weight 2.27 kg (5.01 lbs) 2.20 kg (4.85 lbs) CNC Aluminum

Connectivity

Connectivity specifications comparison
Specification Dell Alienware x15 R2 Dell XPS 16 (9640)
Audio jack (3.5 mm) Yes —
Bluetooth v5.2 —
DisplayPort No —
Ethernet (RJ45) No —
Fingerprint No —
HDMI 1x HDMI 2.1 —
Infrared sensor Yes —
Optical drive No —
Proprietary charging port Yes —
SD card reader Yes —
Thunderbolt Thunderbolt 4 —
USB Type-C 2x USB 3.2 —
USB-A 1x USB 3.2 —
VGA No —
Webcam Above the display —
Webcam resolution 1280 x 720 —
Wi-Fi standard v6E —

Display

Display specifications comparison
Specification Dell Alienware x15 R2 Dell XPS 16 (9640)
Ambient light sensor No —
Aspect ratio 16:9 —
Coating Matte —
Contrast 1000:1 —
HDR support Yes, Dolby Vision —
PPI 141 ppi —
Refresh rate 165 Hz —
Resolution 1920 x 1080 pixels —
Response time 19 ms —
Size 15.6 inches —
Sync technology G-Sync —
Touchscreen No —
Type IPS LCD —
sRGB color space 100% —
Screen Size — 16.3 inches 4K+ OLED Touch (3840 x 2400)

GPU Benchmarks

GPU Benchmarks specifications comparison
Specification Dell Alienware x15 R2 Dell XPS 16 (9640)
Blender GPU 2309 —
Solar Bay 38795 —

Graphics Card

Graphics Card specifications comparison
Specification Dell Alienware x15 R2 Dell XPS 16 (9640)
FLOPS 13.6 TFLOPS —
GPU base clock 1387 MHz —
GPU boost clock 1703 MHz —
GPU performance 13.6 TFLOPS —
Memory bus 192 bit —
Memory size 6 GB —
Memory speed 14 Gbps —
Memory type GDDR6 —
Nvidia Optimus Yes, Advanced Optimus —
Raster operations pipelines (ROPs) 48 —
Shading units (cores) 3840 —
TGP 125 W —
Texture mapping units (TMUs) 120 —

Input

Input specifications comparison
Specification Dell Alienware x15 R2 Dell XPS 16 (9640)
Backlight Yes —
Key travel 1.5 mm —
Keyboard type Island —
Numpad No —
Surface Glass —
Windows Precision Yes —

RAM

RAM specifications comparison
Specification Dell Alienware x15 R2 Dell XPS 16 (9640)
Channels 2x8 GB —
Clock 5200 MHz —
Upgradable No —

Sound

Sound specifications comparison
Specification Dell Alienware x15 R2 Dell XPS 16 (9640)
Audio chip Realtek ALC3281 —
Dolby Atmos Yes —
Loudness ~80.2 dB —
Microphones 2 —
Power 4x2W —
Speakers 2.2 (2 tweeters and 2 woofers) —

Storage

Storage specifications comparison
Specification Dell Alienware x15 R2 Dell XPS 16 (9640)
Bus PCI-E Gen 4.0 (4x) —
NVMe Yes —
Storage type SSD (M2) —
Total slots 2 —

Design

Design specifications comparison
Specification Dell Alienware x15 R2 Dell XPS 16 (9640)
Weight 2.27 kg (5.01 lbs) 2.20 kg (4.85 lbs) CNC Aluminum

Performance

Performance specifications comparison
Specification Dell Alienware x15 R2 Dell XPS 16 (9640)
Cpu — Intel Core Ultra 7 155H (16 cores, up to 4.8 GHz, Intel AI Boost)
Gpu — NVIDIA GeForce RTX 4070 Laptop (8 GB GDDR6, 60W)
Ram — 32 GB LPDDR5X-7467 MHz
Storage — 1 TB PCIe 4.0 NVMe SSD

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