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Samsung PM9A1a MZVL21T0HDLU

PM9A1a MZVL21T0HDLU

The Samsung OEM Client SSD PM9A1a 1TB, M.2 (MZVL21T0HDLU-00B07, OEM variant of the 980 Pro) is a fast M.2 2280 SSD which supports PCIe 4.0 x4. It most likely uses the Samsung Elpis (S4LV003) Controller with 8 channels and 512 MB LPDDR4. The memory modules are from Samsung (3D-NAND TLC 136 layers). The 1TB version is specified at 7000 MB/s and 5100 MB/s write (SLC cached). 

TypeSSD
SizeM.2 2280
Capacity1024 GB
InterfaceNVMe
Announced04.10.2023
LinkSamsung PM9A1a MZVL21T0HDLU

Benchmarks

Performance Rating - DiskSpd
31.2 pt (35%)
Seagate ST1000LM014 Solid State Hybrid Drive
0.719 -98%
...
WD PC SN7100S SDFPMSL-512G-1101
30 -4%
Silicon Motion PCIe-8 SSD
30 -4%
SK hynix PVC10 HFS512GEM4X182N
30.1 -4%
Kioxia BG5 KBG50ZNT512G
30.2 -3%
Micron 2500 MTFDKBA512QGN
30.3 -3%
2x Samsung PM981a MZVLB1T0HBLR (RAID 0)
30.4 -3%
WD PC SN740 SDDQNQD-512G-1014
30.5 -2%
Acer N5000
30.6 -2%
Corsair MP600
30.9 -1%
Samsung PM9A1a MZVL21T0HDLU
31.2
SK hynix PC801 HFS512GEJ9X101N BF
31.2 0%
Samsung SSD 970 EVO Plus 500GB
31.3 0%
Phison Electronics PS5012
31.4 1%
SK Hynix PVC10 HFS001TEM4X169N
31.6 1%
Silicon Motion PCIe-8 SSD 1TB
31.7 2%
Kioxia XG8 KXG80ZNV1T02
31.8 2%
WDC PC SN810 2TB
31.8 2%
Kioxia KXG8AZNV2T04 V2
31.9 2%
Kioxia XG8 KXG8AZNV1T02
31.9 2%
...
Kingston Fury Renegade G5
88.1 182%
0%
100%
Restrict / Search: Model: Max. age: years
AS SSD - Copy Game
min: 322.79     avg: 1717     median: 1690 (28%)     max: 3442.64 MB/s
+ 6 benchmarks and specifications   + Show comparison chart
AS SSD - Copy Program
min: 222.39     avg: 768     median: 749.2 (28%)     max: 1329.32 MB/s
+ 6 benchmarks and specifications   + Show comparison chart
AS SSD - Copy ISO
min: 550.52     avg: 2295     median: 2353.2 (21%)     max: 4097.63 MB/s
+ 6 benchmarks and specifications   + Show comparison chart
AS SSD - Score Total
min: 4533     avg: 6168     median: 5414 (33%)     max: 9056 Points
+ 7 benchmarks and specifications   + Show comparison chart
AS SSD - Score Write
min: 2703     avg: 3289     median: 3324 (46%)     max: 4018 Points
+ 7 benchmarks and specifications   + Show comparison chart
AS SSD - Score Read
min: 1283     avg: 1964     median: 1437 (23%)     max: 3368 Points
+ 7 benchmarks and specifications   + Show comparison chart
AS SSD - Access Time Write *
min: 0.019     avg: 0     median: 0 (0%)     max: 0.027 ms
+ 7 benchmarks and specifications   + Show comparison chart
AS SSD - Access Time Read *
min: 0.025     avg: 0     median: 0 (0%)     max: 0.064 ms
+ 7 benchmarks and specifications   + Show comparison chart
AS SSD - 4K-64 Write
min: 2278     avg: 2797     median: 2876 (49%)     max: 3338.79 MB/s
+ 7 benchmarks and specifications   + Show comparison chart
AS SSD - 4K-64 Read
min: 705     avg: 1376     median: 844 (17%)     max: 2721.41 MB/s
+ 7 benchmarks and specifications   + Show comparison chart
AS SSD - 4K Write
min: 146.2     avg: 179.6     median: 178.6 (35%)     max: 231.38 MB/s
+ 7 benchmarks and specifications   + Show comparison chart
AS SSD - 4K Read
min: 63.9     avg: 71.2     median: 70.6 (22%)     max: 84.56 MB/s
+ 7 benchmarks and specifications   + Show comparison chart
AS SSD - Sequential Write
min: 2443     avg: 3121     median: 2696 (24%)     max: 4482.43 MB/s
+ 7 benchmarks and specifications   + Show comparison chart
AS SSD - Sequential Read
min: 4589.8     avg: 5163     median: 5245 (41%)     max: 5622.8 MB/s
+ 7 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - 4K QD32 Write
min: 325.5     avg: 471.2     median: 400.4 (37%)     max: 687.8 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - 4K QD32 Read
min: 379.9     avg: 531     median: 431.7 (33%)     max: 780.5 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - 4K Write
min: 118.6     avg: 164.9     median: 137.2 (4%)     max: 238.9 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - 4K Read
min: 53.31     avg: 67.7     median: 66.5 (1%)     max: 83.36 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - 512K Write
min: 2158     avg: 2725     median: 2374 (27%)     max: 3642 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - 512K Read
min: 2292     avg: 2513     median: 2352 (50%)     max: 2894 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - Sequential Write
min: 2949     avg: 3430     median: 3157 (30%)     max: 4183 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - Sequential Read
min: 3428     avg: 3650     median: 3556 (44%)     max: 3966 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K
min: 115.8     avg: 226.7     median: 235.4 (21%)     max: 384.4 MB/s
+ 5 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K
min: 67.06     avg: 153.2     median: 83.1 (2%)     max: 453.5 MB/s
+ 5 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq
min: 2679     avg: 4112     median: 4342 (23%)     max: 5083 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq
min: 3386     avg: 4634     median: 4159 (50%)     max: 6833 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1
min: 323.6     avg: 450     median: 402 (8%)     max: 588 MB/s
+ 5 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1
min: 384.6     avg: 546     median: 439.5 (6%)     max: 766 MB/s
+ 5 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1
min: 4991.1     avg: 5125     median: 5137 (34%)     max: 5225 MB/s
+ 5 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1
min: 7054.3     avg: 7080     median: 7084.6 (38%)     max: 7093.5 MB/s
+ 5 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 6 Write 4K Q8T8
min: 315.5     avg: 960     median: 385.8 (8%)     max: 2752.2 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 6 Read 4K Q8T8
min: 1002.6     avg: 1502     median: 1051.3 (16%)     max: 2902.5 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q1t1_write
min: 106.2     avg: 162     median: 136.4 (31%)     max: 270 MB/s
+ 8 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q1t1_read
min: 57.3     avg: 70.4     median: 68.7 (20%)     max: 95.2 MB/s
+ 8 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q32t16_write
min: 349     avg: 1230     median: 415 (7%)     max: 3717 MB/s
+ 8 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q32t16_read
min: 635     avg: 1625     median: 903 (11%)     max: 3896 MB/s
+ 8 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_write
min: 2298     avg: 3304     median: 3216 (32%)     max: 4533 MB/s
+ 8 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_read
min: 3028     avg: 3465     median: 3440 (45%)     max: 4104 MB/s
+ 8 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_q8t1_write
min: 4913     avg: 4999     median: 4958.5 (34%)     max: 5265 MB/s
+ 8 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_q8t1_read
min: 6023     avg: 6867     median: 7000.5 (44%)     max: 7058 MB/s
+ 8 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd Loop seq_q8t1_read
min: 6673     avg: 6925     median: 6991.5 (43%)     max: 7023 MB/s
+ 8 benchmarks and specifications   + Show comparison chart
01002003004005006007008009001000110012001300140015001600170018001900200021002200230024002500260027002800290030003100320033003400350036003700380039004000410042004300440045004600470048004900500051005200530054005500560057005800590060006100620063006400650066006700680069007000Tooltip
- Range of benchmark values
red legend - Average benchmark values
* Smaller numbers mean a higher performance

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v1.34
log 03. 08:34:04

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

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

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

#3 did not recreate cache, as it is less than 5 days old! Created at Mon, 29 Sep 2025 22:36:32 +0200 +0.001s ... 0.001s

#4 composed specs +0.005s ... 0.006s

#5 did output specs +0s ... 0.006s

#6 getting avg benchmarks for device 4067 +0.018s ... 0.024s

#7 got single benchmarks 4067 +0.027s ... 0.051s

#8 got avg benchmarks for devices +0s ... 0.051s

#9 min, max, avg, median took s +1.364s ... 1.415s

#10 return log +0.002s ... 1.416s

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Klaus Hinum (Update: 2023-10- 4)