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Samsung PM991 MZVLQ1T0HALB

Samsung PM991 MZVLQ1T0HALB PM991 MZVLQ1T0HALB

The Samsung PM991 1024 GB (1 TB) MZVLQ1T0HALB-00000 is a mid range NVMe 1.3 SSD that uses the M.2 interface (2280). It is rated at a maximum of 2300 MB/s sequential read and 1350 MB/s write. It uses Samsung 3D-NAND (V-NAND v5) and a Samsung controller.

TypeSSD
SizeM.2
Capacity1024 GB
InterfaceNVMe
Announced26.05.2020

Benchmarks

Performance Rating - DiskSpd
28.1 pt (33%)
64 GB eMMC Flash -89%
...
Samsung SSD 950 Pro 512GB m.2 NVMe -4%
WDC PC SN520 SDAPMUW-512 0%
Samsung PM991 MZVLQ1T0HALB
Phison 512GB PA6620060U 1%
Crucial P1 SSD CT1000P1SSD8 2%
Toshiba KBG40ZNS512G NVMe 2%
Intel SSDPEMKF512G8 NVMe SSD 3%
Toshiba BG4 KBG40ZPZ512G 4%
...
0%
100%
AS SSD - Copy Game
min: 620.55     avg: 998     median: 970.8 (16%)     max: 1428.14 MB/s
AS SSD - Copy Program
min: 356.5     avg: 492     median: 465.4 (17%)     max: 682.22 MB/s
AS SSD - Copy ISO
min: 974.48     avg: 1496     median: 1578.4 (43%)     max: 1852.84 MB/s
AS SSD - Score Total
min: 1552     avg: 2769     median: 2982 (33%)     max: 3464 Points
AS SSD - Score Write
min: 533     avg: 987     median: 1110 (25%)     max: 1155 Points
AS SSD - Score Read
min: 682     avg: 1204     median: 1266 (35%)     max: 1598 Points
AS SSD - Access Time Write *
min: 0.028     avg: 0     median: 0 (0%)     max: 0.062 ms
AS SSD - Access Time Read *
min: 0.053     avg: 0.1     median: 0.1 (0%)     max: 0.112 ms
AS SSD - 4K-64 Write
min: 262.07     avg: 735     median: 882.8 (23%)     max: 908.98 MB/s
AS SSD - 4K-64 Read
min: 454.71     avg: 948     median: 1021.4 (35%)     max: 1297.66 MB/s
AS SSD - 4K Write
min: 96.36     avg: 130     median: 131.4 (1%)     max: 164.16 MB/s
AS SSD - 4K Read
min: 31.56     avg: 43     median: 46.7 (18%)     max: 49.82 MB/s
AS SSD - Sequential Write
min: 953.97     avg: 1225     median: 1157 (24%)     max: 1547.44 MB/s
AS SSD - Sequential Read
min: 1960.06     avg: 2128     median: 2030.4 (35%)     max: 2618 MB/s
CrystalDiskMark 3.0 - 4K QD32 Write
min: 365.2     avg: 414     median: 390.6 (51%)     max: 486.8 MB/s
CrystalDiskMark 3.0 - 4K QD32 Read
min: 447.7     avg: 472     median: 461.4 (48%)     max: 505.8 MB/s
CrystalDiskMark 3.0 - 4K Write
min: 114.7     avg: 131     median: 133.9 (15%)     max: 145.7 MB/s
CrystalDiskMark 3.0 - 4K Read
min: 38.24     avg: 45.8     median: 44.2 (1%)     max: 54.95 MB/s
CrystalDiskMark 3.0 - 512K Write
min: 1365     avg: 1423     median: 1448 (34%)     max: 1455 MB/s
CrystalDiskMark 3.0 - 512K Read
min: 872.1     avg: 1168     median: 1215 (51%)     max: 1418 MB/s
CrystalDiskMark 3.0 - Sequential Write
min: 1527     avg: 1564     median: 1528 (36%)     max: 1638 MB/s
CrystalDiskMark 3.0 - Sequential Read
min: 1435     avg: 1699     median: 1716 (49%)     max: 1945 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K
min: 98.85     avg: 133     median: 137.5 (12%)     max: 168.39 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K
min: 32.44     avg: 42.4     median: 42.6 (1%)     max: 55 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq
min: 1283     avg: 1419     median: 1406 (8%)     max: 1582 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq
min: 1349     avg: 1571     median: 1523 (28%)     max: 1887 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1
min: 375.4     avg: 427     median: 397.8 (23%)     max: 504.2 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1
min: 398     avg: 452     median: 454.2 (29%)     max: 505.84 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1
min: 1491.5     avg: 1615     median: 1648 (29%)     max: 1706.4 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1
min: 2329     avg: 2523     median: 2386 (26%)     max: 3152.9 MB/s
CrystalDiskMark 5.2 / 6 - CDM 6 Write 4K Q8T8
min: 518.3     avg: 724     median: 724.3 (27%)     max: 930.25 MB/s
CrystalDiskMark 5.2 / 6 - CDM 6 Read 4K Q8T8
min: 963.21     avg: 1208     median: 1208.1 (49%)     max: 1452.9 MB/s
DiskSpd - DiskSpd 4k_q1t1_write
min: 114     avg: 135     median: 141 (43%)     max: 148.15 MB/s
DiskSpd - DiskSpd 4k_q32t16_write
min: 423.42     avg: 511     median: 438 (10%)     max: 761.08 MB/s
DiskSpd - DiskSpd 4k_q32t16_read
min: 656     avg: 865     median: 730 (17%)     max: 1294 MB/s
DiskSpd - DiskSpd seq_write
min: 1285     avg: 1424     median: 1330.3 (27%)     max: 1638 MB/s
DiskSpd - DiskSpd seq_read
min: 1204     avg: 1510     median: 1481 (32%)     max: 1905 MB/s
DiskSpd - DiskSpd seq_q8t1_write
min: 1330.01     avg: 1538     median: 1562 (26%)     max: 1703 MB/s
DiskSpd - DiskSpd seq_q8t1_read
min: 1896     avg: 2345     median: 2259 (32%)     max: 3130 MB/s
DiskSpd - DiskSpd Loop seq_q8t1_read
min: 1900     avg: 2256     median: 2320.3 (34%)     max: 2427 MB/s
010020030040050060070080090010001100120013001400150016001700180019002000210022002300240025002600270028002900300031001605.11902.151902.151902.361902.361902.991903.21903.411903.621903.831903.831903.831904.041904.841904.841904.881904.881905.261905.31905.471905.681905.681905.931906.11906.521906.521906.521906.731906.731906.731906.731906.731906.731906.731906.941906.941907.151907.361907.571907.571907.571907.571907.571907.571907.781907.781907.781908.21908.411908.621368.612285.852294.262295.122295.332297.222298.062298.882298.882298.92299.092299.32299.952300.142300.7923012301.42301.412301.622301.822302.662302.872302.872302.882303.092303.32303.512303.932303.932303.932304.142304.562304.562304.562305.192305.192305.192305.192305.192305.42306.452307.082307.292308.132309.392311.282311.492313.1723142314.432029.132322.392323.222323.42323.892324.032324.032324.242324.272324.312324.452324.662324.662324.692324.942325.292325.292325.322325.492325.72325.72325.742325.742326.122326.162326.372326.412326.542326.542326.622326.792326.962326.962327.172327.172327.172327.422327.592327.592327.632328.052328.052328.222328.222328.512328.632328.892328.932329.682329.982199.282338.892347.472348.522348.62348.62349.352349.442349.562349.982350.072350.072350.192350.192350.192350.42350.612350.612350.612350.72350.822351.032351.032351.032351.032351.242351.242351.662351.662351.872352.052352.082352.282352.492352.492352.492352.72352.792353.12353.12353.122353.542353.732353.942353.942353.962354.362354.362354.992355.621827.911899.792065.132111.442123.312123.942125.412129.592162.452178.362181.082189.452191.542198.872271.562278.822304.562307.292333.032349.982352.262353.962354.382355.212355.422358.352359.192359.192363.82395.192407.122410.052427.842492.32496.72531.022565.032574.352580.422581.672644.882654.992714.342789.422857.533018.893153.913156.823157.663165.19Tooltip
- Range of benchmark values for this graphics card
- Average benchmark values for this graphics card
* Smaller numbers mean a higher performance

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v1.17
log 20. 07:31:53

#0 no ids found in url (should be separated by "_") +0s ... 0s

#1 not redirecting to Ajax server +0s ... 0s

#2 did not recreate cache, as it is less than 5 days old! Created at Sun, 17 Oct 2021 22:43:07 +0200 +0.001s ... 0.001s

#3 composed specs +0.003s ... 0.003s

#4 did output specs +0s ... 0.003s

#5 getting avg benchmarks for device 3484 +0.006s ... 0.009s

#6 got single benchmarks 3484 +0.011s ... 0.019s

#7 got avg benchmarks for devices +0s ... 0.019s

#8 min, max, avg, median took s +0.621s ... 0.64s

#9 return log +0.01s ... 0.65s