WD

WD6400AARS-00Y5B1 640GB

WD6400AARS-00Y5B1 640GB
BENCHMARKS (2,786)
MKT (0%)
BUILDS
(0)

Effective Speed -89%Effective Speed -89%Average Score -69%Read -85%, Write -81%, 4K Read -60%, 4K Write -71%, Mixed -40%, 4K Mixed -52%, SusWrite -92%Peak Score -54%Read -78%, Write -81%, 4K Read -56%, 4K Write -40%, Mixed -13%, 4K Mixed -28%, SusWrite -84%Value & Sentiment User Rating -19%, Market Share -∞%Nice To Haves -10%Age -10%

Barracuda 7200.14 1TB

Average Bench: 46.7% (359^th of 1015)

Based on 2,786 user benchmarks. Models: WDC WD6400AARS-00Y5B1, WDC WD64 00AARS-32Y5B1, WDC WD64 00AARS-003BB1, WDC WD6400AARS-00Y5B, WDC WD6400AARS-003BB1, WDC WD6400AARS-32Y5B1, WDC WD6400AARS-32Z5B1, WDC WD6400AARS-0, WDC WD64 00AARS-003BB, WDC WD6400AARS-00Z5B1, WDC WD64 00AARS-32Z5B, WDC WD64 00AARS-00Y5B, WD6400AARS-105BC2, WDC WD64 00AARS-00Z5B1, WDC WD64 00AARS-00Z5B, WDC WD64 00AARS-00Y5B1, WDC WD6400AARS-00Z5B, WDC WD6400AARS-00MVWB0

Poor: 26%Average: 46.7% Great: 62%

Popular builds with this HDD

Below average average bench

The WD WD6400AARS-00Y5B1 640GB averaged 53.2% 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 0.57MB/s

Avg. 4K Random Read Speed 0.81MB/s

See where your HDD ranks →

Above average consistency

The range of scores (95th - 5th percentile) for the WD WD6400AARS-00Y5B1 640GB is 35.6%. This is a relatively wide range which indicates that the WD WD6400AARS-00Y5B1 640GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sequential Mixed IO Speed 58.6MB/s

Avg. Sustained Write Speed 78.8MB/s

Average Bench

(Based on 2,786 samples)

Rank 35946.7%

Min	Avg	Max
49.8	Read 83.9	112
41.5	Write 79.5	104
20	Mixed 58.6	86.6
36.7	SusWrite 78.8	107
55.5% 75.2 MB/s

Min	Avg	Max
0.4	4K Read 0.81	1.1
0.2	4K Write 1.26	1.8
0.2	4K Mixed 0.57	0.8
120% 0.88 MB/s

User Benchmarks

Bench

Sequential

Random 4k

Deep queue 4k

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

GRC-User, 1 month ago.

533GB free

Firmware: 80.00A80

SusWrite @10s intervals: 104 107 106 104 106 104 MB/s

58.4% Above average

Write 94.4

Mixed 79.2

SusWrite 105

70% 94.3 MB/s

4K Read 0.9

4K Write 1.7

4K Mixed 0.6

136% 1.07 MB/s

USA-User, 22 days ago.

583GB free

Firmware: 80.00A80

SusWrite @10s intervals: 96 97 98 96 97 97 MB/s

56.5% Above average

Write 99.7

Mixed 82.7

SusWrite 96.9

70% 94.8 MB/s

4K Read 0.9

4K Write 1.4

4K Mixed 0.6

130% 0.97 MB/s

RUS-User, 19 days ago.

325GB free

Firmware: 80.0

SusWrite @10s intervals: 88 87 81 86 87 86 MB/s

52.9% Above average

Write 95.8

Mixed 71.9

SusWrite 85.8

65% 87.9 MB/s

4K Read 0.9

4K Write 1.6

4K Mixed 0.6

134% 1.03 MB/s

SWE-User, 1 month ago.

417GB free

Firmware: 80.00A80

SusWrite @10s intervals: 88 86 87 87 87 87 MB/s

52.2% Above average

Write 95.4

Mixed 84.6

SusWrite 86.9

67% 90.4 MB/s

4K Read 0.6

4K Write 1.8

4K Mixed 0.7

136% 1.03 MB/s

HUN-User, 1 month ago.

42GB free

Firmware: 80.0

SusWrite @10s intervals: 80 83 77 70 72 80 MB/s

44.1% Average

Write 84.4

Mixed 39.7

SusWrite 76.8

51% 69.4 MB/s

4K Read 0.7

4K Write 1.5

4K Mixed 0.5

112% 0.9 MB/s

TUR-User, 22 days ago.

103GB free

Firmware: 80.00A80

SusWrite @10s intervals: 75 76 76 77 76 76 MB/s

40.2% Average

Write 65.9

Mixed 56.9

SusWrite 75.8

48% 65.6 MB/s

4K Read 0.9

4K Write 1.9

4K Mixed 0.6

139% 1.13 MB/s

2,786 MORE »

Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 53,322,692 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 WD6400AARS-00Y5B1 640GB Builds (Compare 2,303 builds) See popular component choices, score breakdowns and rankings

Gaming 23%

Surfboard

Desktop 69%

Battle cruiser

Workstation 19%

Surfboard

Motherboard: MSI 970 GAMING (MS-7693)

CPU
FX-8350AMD $130Bench 61%, 313,196 samples	960x
FX-6300AMD $47Bench 55%, 261,607 samples	412x
FX-8320AMD $175Bench 59%, 106,454 samples	264x

GPU
GTX 1050-TiNvidia $59Bench 29%, 946,701 samples	166x
GTX 970Nvidia $200Bench 49%, 834,238 samples	149x
GTX 960Nvidia $198Bench 33%, 440,282 samples	141x

SSD
850 Evo 250GBSamsung $100Bench 103%, 951,591 samples	87x
A400 240GBKingston $28Bench 66%, 424,288 samples	85x
860 Evo 500GBSamsung $80Bench 105%, 762,998 samples	59x

RAM
Fury DDR3 1866 C10 2x8GBHyperXBench 59%, 122,541 samples	140x
Fury DDR3 1600 C10 2x8GBHyperXBench 54%, 77,652 samples	47x
1866 CL10 Series 2x8GBUnknownBench 54%, 7,244 samples	34x

EDIT WITH CUSTOM PC BUILDER

Value: 62% - Good

Total price: $289

Popular WD6400AARS-00Y5B1 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

CPU

GPU

SSD

HDD

RAM

USB

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]

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.

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 i5-13600K $273	Nvidia RTX 4060 $295	Crucial MX500 250GB $40
Intel Core i5-12400F $133	Nvidia RTX 4060-Ti $385	Samsung 850 Evo 120GB $80
Intel Core i5-12600K $179	Nvidia RTX 4070 $539	Samsung 860 Evo 250GB $52

HDD	RAM	USB
Seagate Barracuda 1TB (2016) $39	Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40	SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37	Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43	SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51	G.SKILL Trident Z DDR4 3200 C14 4x16GB $351	SanDisk Ultra Fit 32GB $16

WD

WD6400AARS-00Y5B1 640GB