TEST
YOUR HDD
ADD TO PC
BUILD

Hitachi

HDT721064SLA380 640GB

▲ 500 ▼

Release date ≈ Q4 2015.

Average Bench: 46.4% (368th of 1015)

Based on 121 user benchmarks.  Model: Hitachi HDT721064SLA380
Poor: 34%Average: 46.4% Great: 58%

Popular builds with this HDD

Below average average bench

The Hitachi HDT721064SLA380 640GB averaged 53.6% 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 0.63MB/s
Avg. 4K Random Write Speed 1.54MB/s

Good consistency

The range of scores (95th - 5th percentile) for the Hitachi HDT721064SLA380 640GB is 23.5%. This is a relatively narrow range which indicates that the Hitachi HDT721064SLA380 640GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sequential Mixed IO Speed 51.2MB/s
Avg. Sustained Write Speed 79MB/s
ADVERTISEMENT

Average Bench

(Based on 121 samples)
Rank 36846.4%
Min Avg Max
47.1 Read 81.8 102
49 Write 79.5 100
21.1 Mixed 51.2 88.6
37 SusWrite 79 102
53.6% 72.9 MB/s
Min Avg Max
0.3 4K Read 0.56 0.7
0.5 4K Write 1.54 1.99
0.2 4K Mixed 0.63 0.9
122% 0.91 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
580GB free
Firmware: STDOA31B
SusWrite @10s intervals: 101 102 102 102 102 102 MB/s
57.9% Above average
Read 99.9
Write 101
Mixed 53.1
SusWrite 102
65% 89 MB/s
4K Read 0.7
4K Write 1.7
4K Mixed 0.9
161% 1.1 MB/s
278GB free
Firmware: STDOA31B
SusWrite @10s intervals: 99 102 100 101 100 102 MB/s
51% Above average
Read 76.8
Write 78.5
Mixed 41.2
SusWrite 101
54% 74.3 MB/s
4K Read 0.6
4K Write 1.8
4K Mixed 0.8
147% 1.07 MB/s
142GB free (System drive)
Firmware: STDOA31B
SusWrite @10s intervals: 50 69 52 70 82 72 MB/s
43.1% Average
Read 84.3
Write 89.5
Mixed 44.9
SusWrite 65.8
52% 71.1 MB/s
4K Read 0.5
4K Write 1.7
4K Mixed 0.6
119% 0.93 MB/s
465GB free (System drive)
Firmware: STDOA31B
SusWrite @10s intervals: 51 73 72 82 87 83 MB/s
41.9% Average
Read 71.1
Write 65.1
Mixed 37
SusWrite 74.7
45% 62 MB/s
4K Read 0.6
4K Write 1.1
4K Mixed 0.7
123% 0.8 MB/s
522GB free
Firmware: STDOA31B
SusWrite @10s intervals: 72 71 73 73 73 73 MB/s
40.5% Average
Read 68.7
Write 70.6
Mixed 40.4
SusWrite 72.3
46% 63 MB/s
4K Read 0.4
4K Write 1.7
4K Mixed 0.7
126% 0.93 MB/s
522GB free
Firmware: STDOA31B
SusWrite @10s intervals: 71 73 72 73 72 72 MB/s
40.3% Average
Read 68.1
Write 62.1
Mixed 40.4
SusWrite 72.1
44% 60.7 MB/s
4K Read 0.5
4K Write 1.7
4K Mixed 0.8
141% 1 MB/s
114GB free
Firmware: STDOA31B
SusWrite @10s intervals: 67 70 69 69 70 69 MB/s
40.1% Average
Read 70.3
Write 66
Mixed 41.2
SusWrite 69.1
45% 61.7 MB/s
4K Read 0.6
4K Write 1.6
4K Mixed 0.8
144% 1 MB/s
223GB free
Firmware: STDOA3AA
SusWrite @10s intervals: 54 54 54 54 54 54 MB/s
30.5% Below average
Read 52.2
Write 50.9
Mixed 35.4
SusWrite 53.9
35% 48.1 MB/s
4K Read 0.4
4K Write 1.3
4K Mixed 0.8
130% 0.83 MB/s
121 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 53,311,937 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 HDT721064SLA380 640GB Builds (Compare 4,108 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 55%
Yacht
Desktop
Desktop 91%
Nuclear submarine
Workstation
Workstation 50%
Yacht

Motherboard: Asrock Z370 Pro4 - $107

CPU
Core i7-8700KIntel  $186Bench 88%, 746,287 samples1,055x
Core i5-8600KIntel  $173Bench 91%, 264,837 samples758x
Core i5-8400Intel  $131Bench 82%, 312,220 samples643x
GPU
GTX 1060-6GBNvidia  $117Bench 56%, 1,368,019 samples423x
GTX 1080-TiNvidia  $485Bench 124%, 840,268 samples361x
GTX 1080Nvidia  $400Bench 102%, 1,082,454 samples304x
SSD
860 Evo 500GBSamsung  $80Bench 105%, 762,998 samples114x
970 Evo Plus NVMe PCIe M.2 1TBSamsung  $95Bench 310%, 455,997 samples112x
970 Evo Plus NVMe PCIe M.2 500GBSamsung  $43Bench 276%, 367,854 samples92x
RAM
Aegis DDR4 3000 C16 2x8GBG.SKILL  $38Bench 82%, 163,634 samples127x
Ripjaws V DDR4 3200 C16 2x8GBG.SKILL  $37Bench 84%, 287,720 samples113x
Vengeance LPX DDR4 3000 C15 2x8GBCorsair  $43Bench 82%, 606,405 samples102x
EDIT WITH CUSTOM PC BUILDER Value: 96% - Outstanding Total price: $528

Popular HDT721064SLA380 640GB compatible motherboards:

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

Welcome to our 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 value for money upgrades.

UserBenchmark of the month

Gaming Desktop ProGaming

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
  • - SkillBench (space shooter) tests user input accuracy
  • - 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
  • - Compare your in-game FPS to other users with your hardware
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]

ADVERTISEMENT

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.
Your
opinion?
▲Like ▼Dislike
Ready to retire
Age: 8 years

Speed Comparisons

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

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $279Nvidia RTX 4060 $300Crucial MX500 250GB $40
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $182Nvidia RTX 4070 $409Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $30Corsair 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
If you make a purchase via one of these links, our site may earn a commission
Today's hottest
Amazon Ebay
deals
CPU GPU SSD HDD USB RAM MBD
Build Test EFps
Can You Run It?
►
YouTube
*NEW*
About  •  User Guide  •  FAQs  •  Email  •  Privacy  •  Developer  •  YouTube Feedback