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Seagate Cheetah 15K.7 ST3300657SS 16MB 300GB vs. Seagate IronWolf ST4000VN008 64MB 4TB + 9

Noise level
36 dB
23 - 26 dB
23 - 27 dB
23 - 24 dB
20 dB
28 - 30 dB
18 - 28 dB
22 - 26 dB
28 - 34 dB
26 - 28 dB
Connection
SAS
S-ATA
S-ATA
S-ATA
S-ATA
S-ATA
S-ATA
S-ATA
S-ATA
S-ATA
Interface
SAS 6GB / s
S-ATA 6Gb/s
S-ATA 6Gb/s
S-ATA 6Gb/s
S-ATA 6Gb/s
S-ATA 6Gb/s
S-ATA 6Gb/s
S-ATA 6Gb/s
S-ATA 6Gb/s
S-ATA 6Gb/s
Dimensions (WxHxD)
Depth
147 mm
146.99 mm
147 mm
147 mm
80 mm
147 mm
146.99 mm
146.99 mm
100.35 mm
147 mm
146.99 mm
Height
26 mm
26.11 mm
26.1 mm
26.1 mm
13 mm
26.1 mm
26.11 mm
26.11 mm
7 mm
26.1 mm
20.2 mm
Width
102 mm
101.85 mm
101.6 mm
101.6 mm
80 mm
101.85 mm
101.85 mm
101.85 mm
69.85 mm
101.8 mm
101.85 mm
Form factor
3.5 inches
3.5 inches
3.5 inches
3.5 inches
3.5 inches
3.5 inches
3.5 inches
3.5 inches
2.5 inches
3.5 inches
3.5 inches
Features
ERC (Error Recovery Control), NAS-optimized
ERC (Error Recovery Control), NAS-optimized
ERC (Error Recovery Control), NAS-optimized
ERC (Error Recovery Control), NAS-optimized
ERC (Error Recovery Control), NAS-optimized
NAS-optimized
NAS-optimized
Cache size
16 MB
64 MB
64 MB
64 MB
256 MB
256 MB
256 MB
128 MB
256 MB
256 MB
Hybrid disk (SSHD)
No
No
No
No
No
No
No
Yes
No
No
Recording technology
CMR
CMR
CMR
CMR
CMR
CMR
CMR
SMR
Release year
2012
2016
2013
2012
2018
2019
2016
2019
2017
Operational Power Consumption (min-max)
12.92 W
3.95 - 4.8 W
3.3 - 4.5 W
2.7 - 4.1 W
3.1 W
12.02 W
5 - 14.6 W
5 - 7.8 W
0.5 - 1.8 W
6.3 - 10 W
3.9 - 5.1 W
Power consumption (standby)
8.74 W
0.5 W
0.4 W
0.4 W
4.53 W
1 W
0.8 W
0.13 W
5 W
0.3 W
Advanced Format (AF)
512e
512e
512e
512e
4Kn
512e
4Kn
Internal transfer rate
296 MB/s
263.38 MB/s
150 MB/s
147 MB/s
248 MB/s
250 MB/s
210 MB/s
140 MB/s
261 MB/s
220 MB/s
Mean Time Between Failure (MTBF)
1600000 h
1000000 h
1000000 h
1000000 h
1800000 h
2500000 h
1200000 h
1000000 h
2500000 h
Number of disks (platters)
3 ​
4 ​
3 ​
9 ​
2 ​
9 ​
1 ​
Rotational speed
15000 RPM
5900 RPM
5400 RPM
5400 RPM
7200 RPM
7200 RPM
7200 RPM
5400 RPM
7200 RPM
7200 RPM
Storage capacity
0.3 TB
4 TB
4 TB
3 TB
1 TB
14 TB
16 TB
12 TB
2 TB
16 TB
2 TB
Price/TB
150 £/TB
22.75 £/TB
23 £/TB
21.67 £/TB
90 £/TB
21.43 £/TB
27.88 £/TB
25 £/TB
52 £/TB
27.63 £/TB
20 £/TB
Unrecoverable Read Error (URE)
1 per 10^16
1 per 10^14
1 per 10^14
1 per 10^14
1 per 10^15
1 per 10^15
1 per 10^15
1 per 10^14
1 per 10^15
1 per 10^15