Western Digital BLACK SN850X

Western Digital BLACK SN850X

Western Digital
82 総合スコア
vs
Samsung PM9A1

Samsung PM9A1

Samsung
48 総合スコア

スコア

Laptop
Western Digital
88
Samsung
54
Budget
Western Digital
85
Samsung
51
Gaming
Western Digital
78
Samsung
42
Console
Western Digital
76
Samsung
42
Workstation
Western Digital
75
Samsung
47
Portable
Western Digital
21
Samsung
13

スペック

Western Digital BLACK SN850XSamsung PM9A1
Drive
Capacity
1,000
512
Form FactorM.2 2280M.2
InterfacePCIe 4.0 x4PCIe 4.0 x4
ProtocolNVMeNVMe
PCIe Generation44
External✗✗
Performance
Sequential Read (MB/s)
7,300
6,900
Sequential Write (MB/s)
6,350
4,900
Random Read (IOPS)
800,000
データなし
Random Write (IOPS)
1,100,000
データなし
Hardware
NANDTLCTLC
DRAM Cache✗—
Reliability
Endurance (TBW)
600
データなし
MTBF (hours)
1,750,000
データなし
Warranty (years)5★—
Features
Heatsink✗—
Hardware Encryption✗—

長所と短所

Western Digital BLACK SN850X

  • Strong social proof (100th percentile)100th %ile
  • Strong random (93rd percentile)93rd %ile
  • Strong endurance (88th percentile)88th %ile
  • Strong speed (86th percentile)86th %ile

Samsung PM9A1

  • Strong speed (78th percentile)
  • Below average social proof (10th percentile)10th %ile
  • Below average endurance (14th percentile)14th %ile
  • Below average capacity (34th percentile)

結論

★ 勝者: Western Digital BLACK SN850X

Scores 82 overall, wins 6 of 6 usage categories and 8 of 17 specs.

Western Digital BLACK SN850X 優れている点:

BudgetGamingLaptopConsolePortableWorkstation