Compare models
Spec
HP ProBook 645 G3
HP ProBook 645 G4
Dell Alienware m17 R5 Ryzen Edition
Dell Alienware m15 R6
Summary
LB Score
8
37
85
★
81
Value
—
43
84
85
★
Price
$182
★
$232
$737
$590
Use class
Budget Surf
Budget Office
Mid Gaming
Mid Gaming
Screen
Diagonal
14
14
17.3
15.6
Resolution
1920x1080
1920x1080
1920x1080
1920x1080
Panel type
ips
ips
ips
ips
Brightness
—
—
—
—
Screen quality
50
50
50
50
Processor & graphics
CPU score
—
37
80
★
74
GPU type
iGPU
iGPU
dGPU
dGPU
GPU score
0
0
83
83
GPU rating
—
—
27%
36%
★
Memory
RAM (max)
—
32 GB
64 GB
64 GB
RAM type
DDR4
DDR4
DDR5
DDR4
Storage
Storage (bus)
—
—
PCI-E Gen 4.0 (4x)
PCI-E Gen 4.0 (4x)
Battery
Capacity (Wh)
48.0 Wh
48.0 Wh
64.0 Wh
★
56.0 Wh
Autonomy (est.)
4.2 h
4.2 h
2.0 h
1.9 h
Chassis
Weight
—
1.73 kg
★
3.30 kg
2.42 kg
Type
Business
Business
Gaming
Gaming
Release year
2016
2019
2022
★
2021
Verdict
Best overall: Dell Alienware m17 R5 Ryzen Edition · wins 12 of 21 parameter rows
Why Dell Alienware m17 R5 Ryzen Edition over HP ProBook 645 G3
- Performance: 79 vs 0 (+79.4)
- LB Score: 85 vs 8 (+77)
- 3D/Video: 93 vs 14 (+79)