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Fanxiang · PCIe 3.0 · 512 GB

fanxiang S501Q SSD 512GB PCle 3.0x4

M.2 2280 · QLC NAND · Host-Memory-Buffer (HMB)

Performance
57
Perf / price
100
Capacity value
51
Amazon
$86
$86
Available on Amazon Updated Aug 16, 2026
Performance57.4
Performance / price100.1
Capacity value51.3

Written analysis

fanxiang S501Q SSD 512GB PCle 3.0x4 at a glance

The fanxiang S501Q SSD 512GB PCle 3.0x4 is a 512 GB M.2 2280 SSD using PCIe 3.0 x4, NVMe 1.4. The controller is Maxio MAP1202. Flash type is 3D QLC NAND. Cache is listed as Host-Memory-Buffer (HMB).

Rated sequential throughput is 3200 MB/s read and 1450 MB/s write. Random throughput is 200K read IOPS and 250K write IOPS. The calculated specification score is 57.4.

Best fit: General storage workloads where compatibility and price matter more than peak transfer rates.

Endurance and thermals

Rated endurance is 160 TBW, or approximately 313 TBW per TB of capacity. The listed warranty is 5 years.

Current value

At $86, the drive costs $167.95 per TB. Performance / price is 100.1 and capacity value is 51.3. Compare these values with nearby drives below; interface generation and headline speed alone do not determine value.

Drive data

Full specifications

Interface, flash, controller, cache, throughput, endurance, power, warranty, and value in one technical sheet.

General

Manufacturer
Fanxiang
SSD
fanxiang S501Q SSD 512GB PCle 3.0x4
Capacity
512 GB
Form factor
M.2 2280
Launch price
Amazon price
$86
Amazon availability
Available
Price updated
Aug 16, 2026

Performance

Sequential read
3200 MB/s
Sequential write
1450 MB/s
Random read
200K IOPS
Random write
250K IOPS

Value

Amazon price
$86
Price / TB
$167.95
Performance / price
100.1
Capacity value
51.3

Hardware & cache

Interface
PCIe 3.0 x4, NVMe 1.4
Interface generation
PCIe 3.0
Controller
Maxio MAP1202
NAND
3D QLC NAND
Process
20
Cache type
Host-Memory-Buffer (HMB)
DRAM
Host-Memory-Buffer (HMB)
DRAM capacity
64 MB
DRAM speed
2000 MT/s
SLC cache
Dynamic

Durability & power

Endurance
160 TBW
Endurance / TB
313 TBW
Warranty
5 years
Idle power
Active power

Amazon

Price history

Nearby performance

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Discussion

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