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Samsung SSD PM981a MZVLB512HBJQ vs SK Hynix PC711 1TB HFS001TDE9X084N

Samsung SSD PM981a MZVLB512HBJQ

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The Samsung SSD PM981a 512 GB is a fast NVMe SSD in the M.2 2280 format. It is intended for OEMs only and therefore often found in high end laptops. It uses the Samsung Phoenix controller and 3D-NAND TLC flash memory.

SK Hynix PC711 1TB HFS001TDE9X084N

► remove from comparison  HFS001TDE9X084N

The SK Hynix PC711 1TB HFS001TDE9X084N Pyrite is a fast NVMe PCIe 3.0 x4 drive in the M.2 2280 format. It should use 3D-NAND TLC from Hynix and an Hynix controller. It is rated at 3500 MB/s read and 3200 MB/s write (max. and cached).

Samsung SSD PM981a MZVLB512HBJQSK Hynix PC711 1TB HFS001TDE9X084N
TypeNVMeSSD
SizePCIe x4M.2 2280
Capacity512 GB1024 GB
InterfaceNVMeNVMe
ControllerSamsung Polaris V2
Announced23.01.2020 26.07.2021
LinkSK Hynix PC711 1TB HFS001TDE9X084N

Benchmarks

Performance Rating - DiskSpd - SSD PM981a MZVLB512HBJQ
23.9 pt (27%)
Restrict / Search: Model: Max. age: years
Performance Rating - DiskSpd - HFS001TDE9X084N
28.2 pt (32%)
Seagate ST1000LM014 Solid State Hybrid Drive
0.709 -97%
...
27.6 -2%
27.7 -2%
27.7 -2%
Samsung PM9C1a MZ9L81T0HDLB
27.7 -2%
AirDisk APF 10-512G
27.9 -1%
27.9 -1%
28 -1%
28 -1%
28.1 0%
SK Hynix PC711 1TB HFS001TDE9X084N
28.2
28.2 0%
28.6 1%
28.6 1%
WD PC SN740 512GB SDDPNQD-512G
28.6 1%
Western Digital PC SN5000S SDEQNSJ-512G-1002
28.7 2%
Samsung SSD 980 1TB MZ-V8V1T0BW
28.7 2%
PSEIB512GABBMC0
28.7 2%
SK Hynix HFM001TD3HX015N
28.7 2%
Kioxia BG6 KBG60ZNS1T02
28.8 2%
...
Kingston Fury Renegade G5
87.4 210%
0%
100%
Restrict / Search: Model: Max. age: years
AS SSD - Copy Game
min: 387.8     avg: 1193     median: 1265 (21%)     max: 1725 MB/s
min: 993     avg: 1687     median: 1435 (24%)     max: 3096.41 MB/s
AS SSD - Copy Program
min: 72.2     avg: 539     median: 548.5 (20%)     max: 920 MB/s
min: 554     avg: 745     median: 606 (22%)     max: 1337.27 MB/s
AS SSD - Copy ISO
min: 1358     avg: 1894     median: 1944.5 (18%)     max: 2452 MB/s
min: 1301     avg: 2288     median: 2218 (20%)     max: 3364.1 MB/s
AS SSD - Score Total
min: 2927     avg: 4303     median: 4430.5 (27%)     max: 5307 Points
min: 4206     avg: 5678     median: 5837 (36%)     max: 6729 Points
AS SSD - Score Write
min: 1598     avg: 2055     median: 2092 (29%)     max: 2377 Points
min: 2147     avg: 2937     median: 2725 (38%)     max: 4410 Points
AS SSD - Score Read
min: 843     avg: 1495     median: 1548 (25%)     max: 2013 Points
min: 1257     avg: 1838     median: 1941 (31%)     max: 2309 Points
AS SSD - Access Time Write *
min: 0.018     avg: 0.1     median: 0 (0%)     max: 0.151 ms
min: 0.017     avg: 0     median: 0 (0%)     max: 0.038 ms
AS SSD - Access Time Read *
min: 0.035     avg: 0.1     median: 0.1 (0%)     max: 0.079 ms
min: 0.017     avg: 0     median: 0 (0%)     max: 0.058 ms
AS SSD - 4K-64 Write
min: 1311     avg: 1726     median: 1782 (30%)     max: 2009 MB/s
min: 1733     avg: 2526     median: 2470 (42%)     max: 3818 MB/s
AS SSD - 4K-64 Read
min: 585     avg: 1201     median: 1249 (25%)     max: 1666.06 MB/s
min: 917     avg: 1446     median: 1589 (31%)     max: 1953 MB/s
AS SSD - 4K Write
min: 96.5     avg: 131.1     median: 125.4 (24%)     max: 196.7 MB/s
min: 128.4     avg: 169.1     median: 144.8 (28%)     max: 237 MB/s
AS SSD - 4K Read
min: 42.06     avg: 53.1     median: 53.6 (17%)     max: 63.09 MB/s
min: 48.88     avg: 59.2     median: 55.7 (18%)     max: 72.2 MB/s
AS SSD - Sequential Write
min: 1200     avg: 1983     median: 2142.5 (19%)     max: 2724 MB/s
min: 1266     avg: 2415     median: 2697 (24%)     max: 3541 MB/s
AS SSD - Sequential Read
min: 1658     avg: 2412     median: 2540.5 (20%)     max: 3077.97 MB/s
min: 2432     avg: 3325     median: 2965 (23%)     max: 5456 MB/s
CrystalDiskMark 3.0 - 4K QD32 Write
450.2 MB/s (42%)
CrystalDiskMark 3.0 - 4K QD32 Read
571 MB/s (44%)
CrystalDiskMark 3.0 - 4K Write
160.9 MB/s (5%)
CrystalDiskMark 3.0 - 4K Read
70.9 MB/s (1%)
CrystalDiskMark 3.0 - 512K Write
1820 MB/s (20%)
CrystalDiskMark 3.0 - 512K Read
1675 MB/s (35%)
CrystalDiskMark 3.0 - Sequential Write
1624 MB/s (16%)
CrystalDiskMark 3.0 - Sequential Read
1545 MB/s (19%)
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K
min: 82.2     avg: 140.8     median: 137.4 (12%)     max: 203 MB/s
min: 87.7     avg: 140.4     median: 153.8 (14%)     max: 161.9 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K
min: 35.78     avg: 48.6     median: 47.7 (1%)     max: 65.5 MB/s
min: 48.69     avg: 64.5     median: 65.3 (2%)     max: 72.3 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq
min: 931     avg: 2106     median: 2132 (11%)     max: 2896 MB/s
min: 1829     avg: 2059     median: 2058.5 (11%)     max: 2288 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq
min: 1136     avg: 2099     median: 2206 (26%)     max: 2754 MB/s
min: 1579     avg: 1867     median: 1866.5 (22%)     max: 2154 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1
min: 325.5     avg: 450.7     median: 432.3 (14%)     max: 640 MB/s
min: 382.3     avg: 431.6     median: 429.5 (14%)     max: 482.4 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1
min: 332.2     avg: 482     median: 497.5 (8%)     max: 707 MB/s
min: 401.2     avg: 494.8     median: 491 (8%)     max: 603 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1
min: 934     avg: 2903     median: 2978.5 (20%)     max: 2994 MB/s
min: 3018     avg: 3777     median: 3275 (22%)     max: 6067 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1
min: 3246     avg: 3511     median: 3550.5 (19%)     max: 3568 MB/s
min: 3341     avg: 4204     median: 3520 (19%)     max: 7146 MB/s
CrystalDiskMark 5.2 / 6 - CDM 6 Write 4K Q8T8
min: 383.7     avg: 914     median: 913.9 (18%)     max: 1444 MB/s
min: 391.1     avg: 953     median: 474 (10%)     max: 1994 MB/s
CrystalDiskMark 5.2 / 6 - CDM 6 Read 4K Q8T8
min: 981     avg: 1017     median: 1016.5 (15%)     max: 1052 MB/s
min: 813     avg: 1320     median: 989 (15%)     max: 2158 MB/s
PCMark 8 - PCMark 8 Storage v2
min: 4983     avg: 5057     median: 5078.5 (99%)     max: 5087 Points
DiskSpd - DiskSpd 4k_q1t1_write
min: 10.42     avg: 138     median: 139.5 (32%)     max: 210 MB/s
min: 128     avg: 149     median: 149 (34%)     max: 173.8 MB/s
DiskSpd - DiskSpd 4k_q1t1_read
min: 7.67     avg: 45.5     median: 46.8 (14%)     max: 53.8 MB/s
min: 57.4     avg: 64     median: 60.8 (18%)     max: 78.7 MB/s
DiskSpd - DiskSpd 4k_q32t16_write
min: 11.49     avg: 1172     median: 1304 (21%)     max: 2156 MB/s
min: 403     avg: 1366     median: 1833 (29%)     max: 2073 MB/s
DiskSpd - DiskSpd 4k_q32t16_read
min: 11.83     avg: 1013     median: 1147 (14%)     max: 1162 MB/s
min: 794     avg: 1752     median: 2037 (25%)     max: 2447 MB/s
DiskSpd - DiskSpd seq_write
min: 178.3     avg: 2019     median: 2042 (20%)     max: 2877 MB/s
min: 1583     avg: 2354     median: 2212 (22%)     max: 3838 MB/s
DiskSpd - DiskSpd seq_read
min: 214.1     avg: 1995     median: 2089 (27%)     max: 2709 MB/s
min: 1624     avg: 2242     median: 1930 (25%)     max: 3679 MB/s
DiskSpd - DiskSpd seq_q8t1_write
min: 169.7     avg: 2866     median: 2959 (20%)     max: 2993 MB/s
min: 3196     avg: 3823     median: 3261 (22%)     max: 6133 MB/s
DiskSpd - DiskSpd seq_q8t1_read
min: 221.4     avg: 3281     median: 3437.5 (21%)     max: 3570 MB/s
min: 3269     avg: 4147     median: 3542 (22%)     max: 6805 MB/s
DiskSpd - DiskSpd Loop seq_q8t1_read
min: 221.9     avg: 3201     median: 3409.5 (21%)     max: 3563 MB/s
min: 3195     avg: 4113     median: 3514 (22%)     max: 6758 MB/s

Average Benchmarks Samsung SSD PM981a MZVLB512HBJQ → 100% n=33

Average Benchmarks SK Hynix PC711 1TB HFS001TDE9X084N → 115% n=33

- Range of benchmark values for this graphics card
red legend - Average benchmark values for this graphics card
* Smaller numbers mean a higher performance
1 This benchmark is not used for the average calculation

Add one or more devices and compare

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restrict list:
v1.33
log 07. 04:58:41

#0 ran 0s before starting gpusingle class +0s ... 0s

#1 checking url part for id 3436 +0s ... 0s

#2 checking url part for id 3695 +0s ... 0s

#3 redirected to Ajax server, took 1754535521s time from redirect:0 +0s ... 0s

#4 did not recreate cache, as it is less than 5 days old! Created at Tue, 05 Aug 2025 19:22:38 +0200 +0s ... 0s

#5 composed specs +0.002s ... 0.002s

#6 did output specs +0s ... 0.002s

#7 getting avg benchmarks for device 3436 +0.007s ... 0.009s

#8 got single benchmarks 3436 +0.024s ... 0.032s

#9 getting avg benchmarks for device 3695 +0.004s ... 0.036s

#10 got single benchmarks 3695 +0.004s ... 0.041s

#11 got avg benchmarks for devices +0s ... 0.041s

#12 min, max, avg, median took s +0.132s ... 0.173s

#13 return log +0.001s ... 0.174s

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> Expert Reviews and News on Laptops, Smartphones and Tech Innovations > Benchmarks / Tech > HDD/SSD Comparison - Head 2 Head
Redaktion, 2017-09- 8 (Update: 2023-07- 1)