DatacenterDisk

HP MB3000GBKAC vs Seagate BarraCuda

Side-by-side spec and price comparison. Live data from Amazon US.

+ Add driveShare comparison
Our Recommendation
👑
HP MB3000GBKAC 3TB SATA 6G

HP MB3000GBKAC 3TB SATA 6G offers the best value at $57.33/TB. As a refurb unit, verify SMART data on arrival.

Best $/TB: HP
Best Warranty: Seagate
Best for RAID: HP
Full Specification Comparison
Spec
HP
MB3000GBKAC 3TB SATA 6G
$57.33/TB
Seagate
BarraCuda 3TB ST3000DM001
$58.33/TB
Brand
HP
Seagate
Model
MB3000GBKAC 3TB SATA 6G
BarraCuda 3TB ST3000DM001
Series
ProLiant OEM
BarraCuda
Part Number
MB3000GBKAC
ST3000DM001
$/TB
👑$57.33
$58.33
Price
$172.00
$175.00
Condition
Refurb
New
Capacity
3TB
3TB
Interface
SATA-6G
SATA-6G
Form Factor
3.5"
3.5"
Drive Type
HDD
HDD
Recording Tech
CMR
—
RPM
7,200
7,200
Cache
—
—
Sector Size
512n
—
Workload Rating
—
—
DWPD
N/A
N/A
Warranty
—
—
Workload Tier
nearline
desktop
In Stock
Check
✓ In Stock
Buy
Buy on Amazon →
Buy on Amazon →
Workload Fit
Workload
HP
Seagate
NAS Storage
●●●
●●●
Backup Target
●●●
●●●
OLTP Database
●
●
Cold Archive
●
●
Virtualization
●
●
AI/ML Storage
●
●
Buying Recommendation
Choose HP MB3000GBKAC 3TB SATA 6G if:
  • ✓ You need maximum storage per dollar
  • ✓ You're building a RAID array and need guaranteed CMR compatibility
  • ✓ You're comfortable with datacenter refurb to maximize savings
Buy HP →
Choose Seagate BarraCuda 3TB ST3000DM001 if:
  • ✓ You need new-with-warranty for compliance or budgeting
Buy Seagate →

Frequently Asked Questions

HP MB3000GBKAC offers better value at $57.33/TB vs $58.33/TB - a 2% price difference. Factor in warranty length and workload rating when the price gap is small.

Mixing drives of different models in RAID is not recommended even if capacities match. Different firmware, error handling and seek patterns can cause rebuild issues. Use identical drives within the same RAID group for reliable operation.

Both drives carry similar warranty terms and are built for enterprise operation. Check brand-specific AFR data and Backblaze drive stats for real-world failure rate comparisons.

HP MB3000GBKAC is the better fit for NAS storage. It uses CMR recording which is safe for all RAID levels. SATA interface is compatible with all NAS platforms including Synology, QNAP and TrueNAS.