Compare models
Spec
Dell Precision 7520
Lenovo ThinkPad P51
Summary
LB Score
52
★
46
Value
64
★
58
Price
$288
★
$340
Use class
Mid Gaming
Mid Office
Screen
Diagonal
15.6
15.6
Resolution
1920x1080
1920x1080
Panel type
ips
ips
Brightness
—
—
Screen quality
50
50
Processor & graphics
CPU score
49
52
★
GPU type
dGPU
dGPU
GPU score
34
★
18
GPU rating
—
5%
Memory
RAM (max)
32 GB
32 GB
RAM type
DDR4
DDR4
Storage
Storage (bus)
—
—
Battery
Capacity (Wh)
68.0 Wh
68.0 Wh
Autonomy (est.)
2.4 h
2.4 h
Chassis
Weight
2.80 kg
2.60 kg
★
Type
Workstation
Workstation
Release year
2017
2017
Verdict
Best overall: Dell Precision 7520 · wins 15 of 19 parameter rows
Why Dell Precision 7520 over Lenovo ThinkPad P51
- CPU/GPU balance: 0.68 vs 0.36 (+0.3)
- GPU score: 34 vs 18 (+15.3)
- Gaming: 39 vs 34 (+5)
Is the $52 premium worth it?
Over 2 years, Lenovo ThinkPad P51 costs ≈ $0.9/mo more to own than Dell Precision 7520 — extra depreciation $0.8/mo plus $0.2/mo the $52 premium could earn at 4.16%/yr (US Treasury 3-month bill, as of Oct 30, 2026).