Dell Precision 7770 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 Precision 7770 (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 70)
  • + Higher Gaming score (84 vs 26)

Benchmark Performance Comparison

Normalized Lab Scores
Benchmark measurements and scores across compared devices
Benchmark Dell Precision 7770 Dell XPS 16 (9640)
DeviceBenchmark Score 51.0 Below Average 88.0 Very Good WINNER
Gaming 26.0 Poor 84.0 Very Good WINNER
Performance 70.0 Good 89.0 Very Good WINNER
Battery Life — 82.0 Very Good
Display — 96.0 Excellent

Detailed Technical Specifications

Battery

Battery specifications comparison
Specification Dell Precision 7770 Dell XPS 16 (9640)
Battery type Li-Ion —
Cable length 1 meters —
Charge power 180 / 240 W —
Charging port position Left —
Charging via USB (Power Delivery) Yes —
Fast charging Yes —
Full charging time 2:20 hr —
Replaceable No —
Voltage 11.55 V —
Battery Wh — 99.5 Wh

CPU

CPU specifications comparison
Specification Dell Precision 7770 Dell XPS 16 (9640)
Base frequency 2.0 GHz —
Cores 16 (8P + 8E) —
Fabrication process 10 nm —
Integrated GPU Intel UHD Graphics (32EU) —
L3 Cache 25 MB —
Threads 24 —
Turbo frequency 4.8 GHz —

Case

Case specifications comparison
Specification Dell Precision 7770 Dell XPS 16 (9640)
Area 1055 cm2(163.4 inches2) —
Colors Black —
Cooling system Active —
Dimensions 398 x 265.02 x 25.9-26.7 mm15.67 x 10.43 x 1.02-1.05 inches —
Liquid metal No —
Material Aluminum —
Number of fans 2 —
Opening angle 180° —
Screen-to-body ratio ~78.2% —
Side bezels 7.5 mm —
Transformer No —
Vapor chamber No —
Weight 3.02 kg (6.66 lbs) 2.20 kg (4.85 lbs) CNC Aluminum

Connectivity

Connectivity specifications comparison
Specification Dell Precision 7770 Dell XPS 16 (9640)
Audio jack (3.5 mm) Yes —
Bluetooth v5.2 —
DisplayPort No —
Ethernet (RJ45) Yes —
Fingerprint Optional —
HDMI 1x HDMI 2.1 —
Infrared sensor Optional —
Optical drive No —
Proprietary charging port Yes —
SD card reader Yes —
Thunderbolt Thunderbolt 4 —
USB Type-C 3x USB 4.0 —
USB-A 2x USB 3.2 —
VGA No —
Webcam Above the display —
Webcam resolution 1920 x 1080 —
Wi-Fi standard v6E —

Display

Display specifications comparison
Specification Dell Precision 7770 Dell XPS 16 (9640)
Ambient light sensor Yes —
Aspect ratio 16:9 —
Coating Matte —
Contrast 1000:1 —
DCI-P3 color gamut 99% —
HDR support No —
PPI 127 ppi —
Refresh rate 60 Hz —
Resolution 1920 x 1080 pixels —
Response time 35 ms —
Size 17.3 inches —
Sync technology No —
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 Precision 7770 Dell XPS 16 (9640)
Blender GPU 1227 —
Solar Bay 24108 —

Graphics Card

Graphics Card specifications comparison
Specification Dell Precision 7770 Dell XPS 16 (9640)
FLOPS 8 TFLOPS —
GPU performance 8 TFLOPS —
Memory bus 128 bit —
Memory size 4 GB —
Memory speed ~11 Gbps —
Memory type GDDR6 —
Nvidia Optimus Yes —
Raster operations pipelines (ROPs) 32 —
Shading units (cores) 2048 —
TGP 95 W —
Texture mapping units (TMUs) 64 —

Input

Input specifications comparison
Specification Dell Precision 7770 Dell XPS 16 (9640)
Backlight Yes —
Keyboard type Island —
Numpad Yes —
Surface Glass —
Windows Precision Yes —

RAM

RAM specifications comparison
Specification Dell Precision 7770 Dell XPS 16 (9640)
Channels 1x16 GB —
Clock 4800 MHz —
Max. ram size 128 GB —
Total slots 2 —
Upgradable Yes —

Sound

Sound specifications comparison
Specification Dell Precision 7770 Dell XPS 16 (9640)
Audio chip Realtek ALC711-VD —
Dolby Atmos No —
Microphones 2 —
Power 4x2W —
Speakers 2.2 (2 tweeters and 2 woofers) —

Storage

Storage specifications comparison
Specification Dell Precision 7770 Dell XPS 16 (9640)
Bus PCI-E Gen 4.0 (4x) —
NVMe Yes —
Storage type SSD (M2) —

Design

Design specifications comparison
Specification Dell Precision 7770 Dell XPS 16 (9640)
Weight 3.02 kg (6.66 lbs) 2.20 kg (4.85 lbs) CNC Aluminum

Performance

Performance specifications comparison
Specification Dell Precision 7770 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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