Seagate ST9500420AS

Momentus 2.5" 500GB

Momentus 2.5" 500GB
BENCHMARKS (38,084)
MKT (0.2%)
BUILDS
(2)
BUY • $38

Effective Speed -110%Effective Speed -110%Average Score -103%Read -109%, Write -104%, 4K Read -146%, 4K Write -124%, Mixed -88%, 4K Mixed -38%, SusWrite -110%Peak Score -86%Read -93%, Write -92%, 4K Read -148%, 4K Write -82%, Mixed -72%, 4K Mixed -28%, SusWrite -86%Value & Sentiment -469%User Rating -64%, Market Share -1,601%, Price 126%, Value -336%Nice To Haves -16%Age -16%

Barracuda 7200.14 1TB

Barracuda 4TB (2016)

Black 2TB (2013)

Black 6TB (2015)

Average Bench: 42.4% (462^nd of 1015)

Based on 38,084 user benchmarks. Models: ST9500420AS, Seagate ST9500420AS, ST950042 4AS, ST950042 3AS, ST950042 0ASG, ST9500423AS, ST9500424AS, ST950042 ST9500424AS, ST950042 0AS, ST950042 ST9500423AS, ST950042 ST9500420AS, ST950042 ST9500420ASG, ST9500420ASG

Poor: 13%Average: 42.4% Great: 59%

Popular builds with this HDD

Below average average bench

The Seagate Momentus 2.5" 500GB averaged 57.5% 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 0.64MB/s

Avg. 4K Random Read Speed 0.53MB/s

See where your HDD ranks →

Average consistency

The range of scores (95th - 5th percentile) for the Seagate Momentus 2.5" 500GB is 45.7%. This is a relatively wide range which indicates that the Seagate Momentus 2.5" 500GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sequential Mixed IO Speed 43.3MB/s

Avg. Sequential Write Speed 71.5MB/s

Average Bench

(Based on 38,084 samples)

Rank 46242.4%

Min	Avg	Max
14.8	Read 76.1	104
20.6	Write 71.5	98.6
17.5	Mixed 43.3	57.1
23.5	SusWrite 71.8	105
48.2% 65.7 MB/s

Min	Avg	Max
0.2	4K Read 0.53	0.7
0.5	4K Write 0.96	1.4
0.2	4K Mixed 0.64	0.8
111% 0.71 MB/s

User Benchmarks

Bench

Sequential

Random 4k

Deep queue 4k

The fastest HDD (mainstream) averages a speed of 100%

MEX-User, 3 hrs ago.

440GB free (System drive)

Firmware: 0005DEM1

SusWrite @10s intervals: 72 75 86 99 101 103 MB/s

56.9% Above average

Write 111

Mixed 56.5

SusWrite 89.4

67% 91.4 MB/s

4K Read 0.5

4K Write 0.7

4K Mixed 0.6

100% 0.6 MB/s

NOR-User, 5 hrs ago.

465GB free

Firmware: 0002DEM1

SusWrite @10s intervals: 98 98 98 99 98 98 MB/s

55.9% Above average

Write 79.7

Mixed 53.8

SusWrite 98.1

60% 82.2 MB/s

4K Read 0.6

4K Write 0.7

4K Mixed 0.6

105% 0.63 MB/s

DOM-User, 3 hrs ago.

449GB free (System drive)

Firmware: 0001TSM1

SusWrite @10s intervals: 65 82 85 96 92 96 MB/s

53.3% Above average

Write 93.2

Mixed 48

SusWrite 86

60% 81.7 MB/s

4K Read 0.5

4K Write 1.1

4K Mixed 0.7

119% 0.77 MB/s

GBR-User, 2 hrs ago.

13GB free

Firmware: 0002SDM1

SusWrite @10s intervals: 74 76 75 74 75 74 MB/s

41.2% Average

Write 72.6

Mixed 46

SusWrite 74.6

48% 65.5 MB/s

4K Read 0.7

4K Write 1

4K Mixed 0.5

103% 0.73 MB/s

ARG-User, 3 hrs ago.

5GB free

Firmware: 0002SDM1

SusWrite @10s intervals: 73 60 61 74 69 63 MB/s

39.3% Below average

Write 71.3

Mixed 42.5

SusWrite 66.5

46% 62.7 MB/s

4K Read 0.4

4K Write 1

4K Mixed 0.5

91% 0.63 MB/s

MYS-User, 1 hr ago.

71GB free (System drive)

Firmware: D005SDM1

SusWrite @10s intervals: 36 29 24 50 49 46 MB/s

18.8% Very poor

Write 49.5

Mixed 7.2

SusWrite 39.1

22% 30.5 MB/s

4K Read 0.4

4K Write 1

4K Mixed 0.6

102% 0.67 MB/s

38,084 MORE »

Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 31,029,516 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 Momentus 2.5" 500GB Builds (Compare 3,608 builds) See popular component choices, score breakdowns and rankings.

Gaming 5%

Tree trunk

Desktop 54%

Yacht

Workstation 5%

Tree trunk

System: HP Pavilion dv6 Notebook PC

CPU
Core i7-2670QMIntel $200Bench 59%, 39,515 samples	552x
Core i7-2630QMIntel $199Bench 58%, 29,769 samples	401x
Core i7 Q 720Intel $100Bench 53%, 12,670 samples	265x

GPU
HD 3000 (Mobile V1 1.1/1.2 GHz)IntelBench 1%, 150,054 samples	1,257x
HD Graphics (Arrandale 0.667/0.766 GHz)IntelBench 1%, 89,159 samples	400x
Radeon HD 6500MAMDBench 3%, 10,583 samples	212x

SSD
A400 240GBKingston $28Bench 64%, 196,784 samples	88x
A400 120GBKingston $25Bench 59%, 99,987 samples	61x
860 Evo 500GBSamsung $75Bench 108%, 404,342 samples	48x

RAM
M471B5273DH0-CH9 2x4GBSamsungBench 42%, 13,583 samples	148x
2x2GBUnknownBench 20%, 345,040 samples	143x
HMT351S6CFR8C-PB 2x4GBHynixBench 49%, 20,719 samples	101x

EDIT WITH CUSTOM PC BUILDER

Value: 60% - Above average

Total price: $228

Popular Momentus 2.5" 500GB systems:

How Fast Is Your HDD? (Bench your build) Size up your PC in less than a minute.

Welcome to our freeware PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best upgrades.

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How it works

- Download and run UserBenchMark.
- CPU tests include: integer, floating and string.
- GPU tests include: six 3D game simulations.
- Drive tests include: read, write, sustained write and mixed IO.
- RAM tests include: single/multi core bandwidth and latency.
- Reports are generated and presented on userbenchmark.com.
- Identify the strongest components in your PC.
- See speed test results from other users.
- Compare your components to the current market leaders.
- Explore your best upgrade options with a virtual PC build.
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- Share your opinion by voting.

Hard Drive Rankings (Price vs Performance) September 2020 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]

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.

Comments

Added n/a ago.

USA-User

level
6,914

Poor (edit your comment) Add link

19 months ago.

It's a little louder, buzzier and hotter than other HDD. Pretty slow, but that could be because I have it in a USB 2.0 enclosure.

evander321

level
50

Good

11 months ago.

This is barely fast enough to be used as a hard drive to have games on

Your
opinion?

▲Like ▼Dislike

Ready to retire
Age: 6 years

Speed Comparisons

vs Seagate Barracuda 1TB (2016)
vs WD Blue 1TB (2012)
vs Seagate Barracuda 3TB (2016)
vs Seagate Barracuda 2TB (2016)
vs WD Black 1TB (2013)
vs Seagate Barracuda 7200.14 1TB
vs Seagate Barracuda 4TB (2016)
vs WD Black 2TB (2013)
vs WD Black 6TB (2015)

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 »

CPU	GPU	SSD
Intel Core i5-9600K $195	Nvidia GTX 1660S (Super) $230	Crucial MX500 250GB $45
Intel Core i5-9400F $140	Nvidia GTX 1650S (Super) $170	Samsung 850 Evo 120GB $78
Intel Core i7-9700K $290	Nvidia RTX 2070S (Super) $505	Samsung 860 Evo 250GB $42

HDD	RAM	USB
Seagate Barracuda 1TB (2016) $43	Corsair Vengeance LPX DDR4 3200 C16 2x8GB $69	SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $32	Corsair Vengeance LPX DDR4 3000 C15 2x8GB $65	SanDisk Extreme 32GB $30
Seagate Barracuda 3TB (2016) $85	G.SKILL Trident Z DDR4 3200 C14 4x16GB $649	SanDisk Extreme 16GB $28

Seagate ST9500420AS

Momentus 2.5" 500GB

Average Bench: 42.4% (462^nd of 1015)

Popular builds with this HDD

Below average average bench

Strengths

Average consistency

Weaknesses

Average Bench

Market Share (See Leaders)

Prices

CHOOSE A COMPONENT:

System: HP Pavilion dv6 Notebook PC

Popular Momentus 2.5" 500GB systems:

UserBenchmark of the month

How it works

Group Test Results

Comments

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Speed Comparisons

Frequently Asked Questions

Best User Rated

Seagate ST9500420AS

Momentus 2.5" 500GB

Average Bench: 42.4% (462nd of 1015)

Popular builds with this HDD

Below average average bench

Strengths

Average consistency

Weaknesses

Average Bench

Market Share (See Leaders)

Prices

CHOOSE A COMPONENT:

System: HP Pavilion dv6 Notebook PC

Popular Momentus 2.5" 500GB systems:

UserBenchmark of the month

How it works

Group Test Results

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Speed Comparisons

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Average Bench: 42.4% (462^nd of 1015)