SSD Compare: Compare SSDs and USB flash drives

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Compare: Samsung 990 PRO 2TB vs. Samsung 990 EVO 2TB

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  Samsung 990 PRO 2TB Samsung 990 EVO 2TB
 
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Technical information
Manufacturer Samsung Samsung
Type MZ-V9P2T0BW MZ-V9E2T0BW
Storage capacity 2048 GB 2048 GB
Storage capacity (IEC) 1863 GiB 1863 GiB
pSLC-Cache 230 GB 120 GB
Read speed 7450 MB/s 5000 MB/s
Write speed 6900 MB/s 4200 MB/s
Form factor M.2 2280 M.2 2280
Interface PCIe 4.0 x4 PCIe 4.0 x4
DRAM ✓ yes no
Memory module (NAND) TLC TLC
TBW (Total Bytes Written) 1200 Terabyte 1200 Terabyte
Controller Samsung Pascal (S4LV008) Samsung Piccolo
Performance data AS SSD
Sequential Read 5966,66 MB/s 35,76% ∆ 4394,87 MB/s
Sequential Write 5827,03 MB/s 70,24% ∆ 3422,92 MB/s
4K Read 79,86 MB/s 23,76% ∆ 64,53 MB/s
4K Write 178,08 MB/s 5,32% ∆ 169,08 MB/s
4K-64Thrd Read 2912,52 MB/s 26,50% ∆ 2302,30 MB/s
4K-64Thrd Write 3221,12 MB/s 55,26% ∆ 2074,62 MB/s
Access time Read 0,020 ms 15,00% ∆ 0,023 ms
Access time Write 0,109 ms 7,34% ∆ 0,117 ms
Score 9398 38,63% ∆ 6779
Performance data CrystalDiskMark
SEQ1M Q8T1 Read 7458,84 MB/s 46,61% ∆ 5087,50 MB/s
SEQ1M Q8T Write 6966,90 MB/s 87,09% ∆ 3723,78 MB/s
SEQ1M Q1T1 Read 3410,47 MB/s 19,08% ∆ 2864,00 MB/s
SEQ1M Q1T1 Write 5687,94 MB/s 53,43% ∆ 3707,21 MB/s
RND4K Q32T16 Read 3635,12 MB/s 15,79% ∆ 3139,30 MB/s
RND4K Q32T16 Write 3242,25 MB/s 31,44% ∆ 2466,69 MB/s
RND4K Q1T1 Read 85,34 MB/s 22,33% ∆ 69,76 MB/s
RND4K Q1T1 Write 194,22 MB/s 0,48% ∆ 193,29 MB/s
Buy
Current price ca. 197 $ 51,54% ∆ ca. 130 $
Price / GigaByte 0,10 $ 0,06 $
  Buy on Amazon Buy on Amazon
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