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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 - 30 dB
22 - 27 dB
20 - 36 dB
23 - 24 dB
27 - 28 dB
23 - 26 dB
23 - 27 dB
22 - 27 dB
34 dB
Connection
SAS
S-ATA
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
S-ATA 6Gb/s
Dimensions (WxHxD)
Depth
147 mm
146.99 mm
146.99 mm
146.99 mm
147 mm
147 mm
146.99 mm
140 mm
147 mm
146.99 mm
147 mm
Height
26 mm
26.11 mm
26.11 mm
26.1 mm
26.1 mm
26.1 mm
26.1 mm
26 mm
26.1 mm
20.17 mm
26 mm
Width
102 mm
101.85 mm
101.6 mm
101.8 mm
101.6 mm
101.6 mm
101.8 mm
101.85 mm
101.6 mm
101.6 mm
101.8 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
3.5 inches
3.5 inches
3.5 inches
Features
ERC (Error Recovery Control), NAS-optimized
NAS-optimized
ERC (Error Recovery Control), NAS-optimized
ERC (Error Recovery Control), NAS-optimized
NAS-optimized
ERC (Error Recovery Control), NAS-optimized
ERC (Error Recovery Control), NAS-optimized
Cache size
16 MB
64 MB
128 MB
256 MB
512 MB
64 MB
128 MB
64 MB
64 MB
256 MB
256 MB
Hybrid disk (SSHD)
No
No
No
No
No
No
No
No
No
No
No
Recording technology
CMR
SMR
SMR
CMR
CMR
CMR
CMR
SMR
CMR
Release year
2012
2016
2014
2016
2020
2012
2016
2013
2017
2018
Operational Power Consumption (min-max)
12.92 W
3.95 - 4.8 W
7.5 W
3.4 - 5.3 W
12.1 W
2.7 - 4.1 W
15.7 W
7.6 - 8.8 W
3.3 - 4.5 W
0.25 - 3.7 W
7.15 - 9.48 W
Power consumption (standby)
8.74 W
0.5 W
0.75 W
0.8 W
5.6 W
0.4 W
0.5 W
0.4 W
0.25 W
Advanced Format (AF)
512e
4Kn
4Kn
512e
512e
512e
512e
512e
Internal transfer rate
296 MB/s
263.38 MB/s
292 MB/s
190 MB/s
269 MB/s
147 MB/s
190 MB/s
150 MB/s
190 MB/s
248 MB/s
Mean Time Between Failure (MTBF)
1600000 h
1000000 h
1000000 h
2500000 h
1000000 h
1200000 h
1000000 h
1000000 h
1000000 h
1000000 h
Number of disks (platters)
3 ​
4 ​
4 ​
9 ​
3 ​
3 ​
3 ​
4 ​
2 ​
7 ​
Rotational speed
15000 RPM
5900 RPM
5900 RPM
5400 RPM
7200 RPM
5400 RPM
7200 RPM
5900 RPM
5400 RPM
5400 RPM
7200 RPM
Storage capacity
0.3 TB
4 TB
5 TB
8 TB
18 TB
3 TB
4 TB
4 TB
4 TB
4 TB
10 TB
Price/TB
156.67 £/TB
22.75 £/TB
17.13 £/TB
27.72 £/TB
21.67 £/TB
28.25 £/TB
20 £/TB
22.5 £/TB
18.25 £/TB
22 £/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 10^14
1 per 10^15
1 per 10^14
1 per 10^14
1 per 10^14
1 per 10^14