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PD121C-128GM-J 128GB

▲ 500 ▼

Release date ≈ Q1 2015.

Average Bench: 56.8% (834th of 1072)

Based on 8 user benchmarks.  Model: PD121C-128GM-J
Poor: 43%Average: 56.8% Great: 69%

Popular builds with this SSD

Average average bench

The PD121C-128GM-J 128GB averaged 43.2% 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 Read Speed 22.6MB/s
Avg. Sequential Read Speed 424MB/s

Good consistency

The range of scores (95th - 5th percentile) for the PD121C-128GM-J 128GB is 26.3%. This is a relatively narrow range which indicates that the PD121C-128GM-J 128GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sequential Write Speed 128MB/s
Avg. Sustained Write Speed 137MB/s
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Average Bench

(Based on 8 samples)
Rank 83456.8%
Min Avg Max
319 Read 424 493
93.2 Write 128 195
127 Mixed 173 215
72.3 SusWrite 137 190
47.4% 216 MB/s
Min Avg Max
15 4K Read 22.6 32.1
22.8 4K Write 47.9 88.2
14.5 4K Mixed 19.8 32.2
84.9% 30.1 MB/s
Min Avg Max
26.1 DQ Read 158 281
78.9 DQ Write 131 191
16.6 DQ Mixed 60.7 124
68.2% 116 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
58GB free (System drive)
Firmware: 1.06
SusWrite @10s intervals: 186 187 187 182 180 173 MB/s
69% Good
Read 415
Write 150
Mixed 174
SusWrite 182
51% 231 MB/s
4K Read 24.1
4K Write 56.8
4K Mixed 28.4
103% 36.4 MB/s
DQ Read 281
DQ Write 146
DQ Mixed 88.3
99% 172 MB/s
74GB free (System drive)
Firmware: 1.06 Max speed: SATA 3.0 600 MB/s
68.8% Good
Read 493
Write 136
Mixed 193
60% 274 MB/s
4K Read 32.1
4K Write 88.2
4K Mixed 14.6
114% 45 MB/s
DQ Read 231
DQ Write 140
DQ Mixed 25.1
62% 132 MB/s
102GB free (System drive)
Firmware: 1.06
SusWrite @10s intervals: 173 192 187 196 197 196 MB/s
68% Good
Read 344
Write 195
Mixed 215
SusWrite 190
53% 236 MB/s
4K Read 27.3
4K Write 46.8
4K Mixed 32.2
107% 35.4 MB/s
DQ Read 218
DQ Write 191
DQ Mixed 124
115% 177 MB/s
85GB free (System drive)
Firmware: 1.06 Max speed: SATA 3.0 600 MB/s
57.5% Above average
Read 473
Write 130
Mixed 205
59% 270 MB/s
4K Read 27
4K Write 50.6
4K Mixed 17.7
90% 31.7 MB/s
DQ Read 28.6
DQ Write 148
DQ Mixed 17.5
34% 64.7 MB/s
38GB free (System drive)
Firmware: 1.06 Max speed: SATA 3.0 600 MB/s
52.5% Above average
Read 473
Write 115
Mixed 162
54% 250 MB/s
4K Read 21.8
4K Write 36.5
4K Mixed 16.7
74% 25 MB/s
DQ Read 117
DQ Write 78.9
DQ Mixed 31.5
42% 76 MB/s
17GB free (System drive)
Firmware: 1.06 Max speed: SATA 3.0 600 MB/s
51.5% Above average
Read 488
Write 93.2
Mixed 161
53% 247 MB/s
4K Read 18
4K Write 57.6
4K Mixed 14.5
76% 30 MB/s
DQ Read 26.1
DQ Write 143
DQ Mixed 16.6
33% 61.8 MB/s
35GB free (System drive)
Firmware: 1.06
SusWrite @10s intervals: 76 72 74 72 69 71 MB/s
44.4% Average
Read 387
Write 94.4
Mixed 127
SusWrite 72.3
37% 170 MB/s
4K Read 15
4K Write 22.8
4K Mixed 16.6
56% 18.1 MB/s
DQ Read 229
DQ Write 88.2
DQ Mixed 95
87% 137 MB/s
73GB free (System drive)
Firmware: 1.06
SusWrite @10s intervals: 114 87 104 108 102 105 MB/s
42.7% Average
Read 319
Write 108
Mixed 149
SusWrite 104
37% 170 MB/s
4K Read 15.7
4K Write 23.6
4K Mixed 17.4
59% 18.9 MB/s
DQ Read 133
DQ Write 110
DQ Mixed 87.7
75% 110 MB/s

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,805,432 SSDs 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 PD121C-128GM-J 128GB Builds (Compare 16 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 2%
Tree trunk
Desktop
Desktop 43%
Speed boat
Workstation
Workstation 2%
Tree trunk

Motherboard: Gigabyte GA-MMLP3AP-00

CPU
Core i3-4010UIntel  $280Bench 44%, 12,162 samples16x
GPU
HD 4400 (Mobile 1.0/1.1 GHz)IntelBench 2%, 275,372 samples16x
SSD
PD121C-128GM-J 128GBBench 57%, 8 samples1x
RAM
8KTF51264HZ-1G6E1 1x4GBMicronBench 25%, 14,353 samples1x
M471B5173DB0-YK0 1x4GBSamsungBench 24%, 51,191 samples1x
HMT451S6BFR8A-PB 1x4GBHynixBench 25%, 64,960 samples1x
EDIT WITH CUSTOM PC BUILDER Value: 44% - Average Total price: $280

Popular PD121C-128GM-J 128GB compatible motherboards:

How Fast Is Your SSD? (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
Solid State Drive Rankings (Price vs Performance) May 2024 SSD Rankings

Welcome to our 2.5" and M.2 SSD comparison. We calculate effective speed for both SATA and NVMe drives based on real world performance then adjust by current prices per GB to yield a value for money rating. 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 SSDs. [SSDrivePro]

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

 Frequently Asked Questions

Storage Devices FAQ
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What’s the difference between SLC, MLC and TLC?
What is 3D XPoint and how fast is it?
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ALL FAQs »

 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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