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Seagate

ST3300656SS 300GB

▲ 500 ▼

Release date ≈ Q3 2014.

Average Bench: 71.3% (122nd of 1015)

Based on 79 user benchmarks.  Model: SEAGATE ST3300656SS
Poor: 49%Average: 71.3% Great: 88%

Popular builds with this HDD

Good average bench

The Seagate ST3300656SS 300GB averaged 28.7% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.

Strengths

Avg. 4K Random Mixed IO Speed 1.12MB/s
Avg. 4K Random Read Speed 1.25MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Seagate ST3300656SS 300GB is 39.2%. This is a relatively wide range which indicates that the Seagate ST3300656SS 300GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 111MB/s
Avg. Sequential Mixed IO Speed 96.2MB/s
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Average Bench

(Based on 79 samples)
Rank 12271.3%
Min Avg Max
66.7 Read 130 159
62.2 Write 122 159
64.5 Mixed 96.2 151
31.6 SusWrite 111 162
84.9% 115 MB/s
Min Avg Max
0.54 4K Read 1.25 1.5
0.73 4K Write 2.61 3.6
0.5 4K Mixed 1.12 1.7
225% 1.66 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
224GB free
Firmware: HPS2
SusWrite @10s intervals: 150 148 150 150 151 148 MB/s
86.2% Excellent
Read 150
Write 151
Mixed 84.7
SusWrite 150
98% 134 MB/s
4K Read 1.4
4K Write 3.4
4K Mixed 1.6
299% 2.13 MB/s
279GB free
Firmware: HPS2
SusWrite @10s intervals: 137 146 148 149 149 149 MB/s
80.9% Excellent
Read 136
Write 145
Mixed 80.5
SusWrite 146
93% 127 MB/s
4K Read 1.4
4K Write 1.6
4K Mixed 1.2
221% 1.4 MB/s
250GB free (System drive)
Firmware: 0009
SusWrite @10s intervals: 117 120 120 123 113 148 MB/s
78.8% Very good
Read 150
Write 154
Mixed 85
SusWrite 124
94% 128 MB/s
4K Read 1.4
4K Write 3.3
4K Mixed 1.6
297% 2.1 MB/s
246GB free (System drive)
Firmware: 0009
SusWrite @10s intervals: 129 131 132 128 129 128 MB/s
75.7% Very good
Read 134
Write 136
Mixed 79.5
SusWrite 130
88% 120 MB/s
4K Read 1.4
4K Write 3.4
4K Mixed 1.6
299% 2.13 MB/s
135GB free
Firmware: HPS1
SusWrite @10s intervals: 139 139 142 139 140 143 MB/s
74.9% Very good
Read 120
Write 125
Mixed 74.8
SusWrite 140
84% 115 MB/s
4K Read 1.3
4K Write 3.3
4K Mixed 1.4
271% 2 MB/s
25GB free
Firmware: 0006
SusWrite @10s intervals: 92 87 96 98 99 91 MB/s
61.5% Good
Read 120
Write 117
Mixed 71.7
SusWrite 93.6
74% 101 MB/s
4K Read 1.4
4K Write 3.5
4K Mixed 1.6
301% 2.17 MB/s
236GB free (System drive)
Firmware: HPS1
SusWrite @10s intervals: 72 73 70 77 79 75 MB/s
42.5% Average
Read 72.9
Write 93.1
Mixed 55.7
SusWrite 74.3
54% 74 MB/s
4K Read 0.7
4K Write 3.1
4K Mixed 0.9
187% 1.57 MB/s
79 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 53,332,784 HDDs tested

Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money

CHOOSE A COMPONENT:

CPU GPU SSD HDD RAM MBD
Typical ST3300656SS 300GB Builds (Compare 1,942 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 10%
Tree trunk
Desktop
Desktop 60%
Destroyer
Workstation
Workstation 10%
Tree trunk

System: HP Z800 Workstation

CPU
CPU: Intel Xeon X56501stBench 64%, 7,756 samples318x
CPU: Intel Xeon X56751stBench 68%, 4,275 samples188x
CPU: Intel Xeon X56701stBench 67%, 4,676 samples179x
GPU
Quadro 4000NvidiaBench 7%, 8,609 samples161x
GTX 1070Nvidia  $132Bench 80%, 1,459,281 samples88x
Quadro 5000NvidiaBench 10%, 751 samples67x
SSD
WDS100T2B0A-00SM50 1TBWDCBench 98%, 74,123 samples38x
850 Evo 500GBSamsung  $90Bench 112%, 695,664 samples34x
850 Evo 250GBSamsung  $100Bench 103%, 951,591 samples34x
RAM
ID:80 CE M393B5170FH0-CH9 ID:80 CE M393B5170FH0-CH9 ID:80 CE M393B5170FH0-CH9 ID:80 CE M393B5170FH0-CH9 ID:80 CE M393B5170FH0-CH9 ID:80 CE M393B5170FH0-CH9 58GBUnknownBench 50%, 261 samples23x
ID:80 2C 36JSZF51272PZ1G4F1 ID:80 2C 36JSZF51272PZ1G4F1 ID:80 2C 36JSZF51272PZ1G4F1 ID:80 2C 36JSZF51272PZ1G4F1 ID:80 2C 36JSZF51272PZ1G4F1 ID:80 2C 36JSZF51272PZ1G4F1 ID:80 2C 36JSZF51272PZ1G4F1 JE... 82GBUnknownBench 53%, 67 samples19x
ID:80 AD HMT31GR7BFR4C-H9 ID:80 AD HMT31GR7BFR4C-H9 ID:80 AD HMT31GR7BFR4C-H9 ID:80 AD HMT31GR7BFR4C-H9 ID:80 AD HMT31GR7BFR4C-H9 ID:80 AD HMT31GR7BFR4C-H9 ID:80 AD HMT31GR7BFR4C-H9 ID:80 AD H... 130GBUnknownBench 53%, 67 samples15x
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Popular ST3300656SS 300GB systems:

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  • - CPU tests include: integer, floating and string
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Hard Drive Rankings (Price vs Performance) April 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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1015 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?
How big is 16GB?
What does MBps mean?
Hard Drives
What is the Hard Drive value for money rating?
What is effective Hard Drive speed?
ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $269Nvidia RTX 4060 $295Crucial MX500 250GB $40
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $178Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $45SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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