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H/W

RAID5 18TB

▲ 500 ▼

Release date ≈ Q1 2018.

Average Bench: 78.9% (83rd of 1014)

Based on 6 user benchmarks.  Model: H/W RAID5
Poor: 25%Average: 78.9% Great: 109%

Good average bench

The H/W RAID5 18TB averaged 21.0% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the H/W RAID5 18TB near the top of the comparison list.

Strengths

Avg. 4K Random Read Speed 10.8MB/s
Avg. Sequential Read Speed 163MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the H/W RAID5 18TB is 84.2%. This is a particularly wide range which indicates that the H/W RAID5 18TB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Write Speed 0.25MB/s
Avg. Sustained Write Speed 98.8MB/s
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Average Bench

(Based on 6 samples)
Rank 8378.9%
Min Avg Max
49 Read 163 220
28.2 Write 109 159
26.5 Mixed 88.1 140
38.9 SusWrite 98.8 206
84.6% 115 MB/s
Min Avg Max
1.1 4K Read 10.8 23.5
0.1 4K Write 0.25 0.4
0.2 4K Mixed 0.23 0.31
482% 3.77 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
698GB free
Firmware: 0957 Max speed: SATA 2.0 300 MB/s
109% Outstanding
Read 220
Write 159
Mixed 131
127% 170 MB/s
4K Read 10.2
4K Write 0.4
4K Mixed 0.31
467% 3.64 MB/s
15.5TB free
Firmware: 0960
SusWrite @10s intervals: 144 220 235 216 195 225 MB/s
107% Outstanding
Read 159
Write 147
Mixed 50.2
SusWrite 206
102% 141 MB/s
4K Read 23.5
4K Write 0.2
4K Mixed 0.2
1,005% 7.97 MB/s
6TB free
Firmware: 0960 Max speed: SATA 2.0 300 MB/s
90.9% Outstanding
Read 217
Write 98
Mixed 140
114% 151 MB/s
4K Read 9.14
4K Write 0.31
4K Mixed 0.25
414% 3.23 MB/s
13.5TB free
Firmware: 0960 Max speed: SATA 2.0 300 MB/s
82.8% Excellent
Read 186
Write 99.7
Mixed 137
106% 141 MB/s
4K Read 10.3
4K Write 0.29
4K Mixed 0.25
461% 3.6 MB/s
15TB free
Firmware: 0960
SusWrite @10s intervals: 64 51 21 39 63 72 MB/s
58.6% Above average
Read 150
Write 119
Mixed 43.8
SusWrite 51.8
66% 91.1 MB/s
4K Read 10.8
4K Write 0.2
4K Mixed 0.2
476% 3.73 MB/s
1.5TB free
Firmware: 0960
SusWrite @10s intervals: 35 33 46 37 44 37 MB/s
25.3% Poor
Read 49
Write 28.2
Mixed 26.5
SusWrite 38.9
26% 35.7 MB/s
4K Read 1.1
4K Write 0.1
4K Mixed 0.2
70% 0.47 MB/s

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 53,358,399 HDDs tested

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Hard Drive Rankings (Price vs Performance) May 2024 HDD Rankings

We calculate effective speed which measures performance for typical consumers. Effective speed is adjusted by current cost per GB to yield value for money. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top HDDs. [HDrivePro]

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Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.

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Speed Comparisons

vs Seagate Barracuda 1TB (2016)
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vs WD Black 1TB (2013)
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1014 Drives (Compared) Thousands of user benchmarks compiled into one comparison list

See how consistently different HDDs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

Storage Devices FAQ
What is sustained sequential write speed?
What’s the difference between SLC, MLC and TLC?
What is 3D XPoint and how fast is it?
What’s the difference between SATA, PCIe and NVMe?
What’s the difference between NAND and V-NAND?
What is sequential write speed?
What is sequential read speed?
What is incompressible data?
What is queue depth?
What is 4K random write speed?
What is 4K random read speed?
What is AS SSD real world copy speed?
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 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $254Nvidia RTX 4060 $300Crucial MX500 250GB $39
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $163Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $31Corsair Vengeance LPX DDR4 3000 C15 2x8GB $37SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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