Samsung SM951 512GB AHCI M.2 PCIe 3.0 x4 80mm (2280) Internal SSD - OEM
Legacy Performance and AHCI Compatibility
Highest AHCI performance
Good NVMe Performance
Cost Effective Performance and Endurance
Superior Performance and Endurance
M.2 PCIe (AHCI)
M.2 PCIe (AHCI)
M.2 PCIe (NVMe)
M.2 PCIe (NVMe)
M.2 PCIe (NVMe)
Legacy notebooks, pre-X99 systems, cMP Mac Pro (requires adapter)
Legacy notebooks, pre-X99 systems, cMP Mac Pro (requires adapter)
M.2 NVMe compatible systems
Gaming Rigs and High End PC's
Gaming Rigs and High Performance Workstations
M.2 2280 (80mm)
M.2 2280 (80mm)
M.2 2280 (80mm)
M.2 2280 (80mm)
M.2 2280 (80mm)
Sequential Read (128KB)
128GB: 1000MB/s
256GB: 1080MB/s
512GB: 1170MB/s
256GB: 1080MB/s
512GB: 1170MB/s
128GB: 2000MB/s
256GB: 2150MB/s
512GB: 2150MB/s
256GB: 2150MB/s
512GB: 2150MB/s
128GB: 2000MB/s
256GB: 2150MB/s
512GB: 2150MB/s
256GB: 2150MB/s
512GB: 2150MB/s
256/512GB: 2000MB/s
1TB: 3000MB/s
1TB: 3000MB/s
256/512GB: 3100MB/s
1TB: 3200MB/s
1TB: 3200MB/s
Sequential Write (128KB)
128GB: 450MB/s
256GB: 800MB/s
512GB: 950MB/s
256GB: 800MB/s
512GB: 950MB/s
128GB: 600MB/s
256GB: 1200MB/s
512GB: 1500MB/s
256GB: 1200MB/s
512GB: 1500MB/s
128GB: 650MB/s
256GB: 1260MB/s
512GB: 1550MB/s
256GB: 1260MB/s
512GB: 1550MB/s
256GB: 1100MB/s
512GB: 1600MB/s
1TB: 1700MB/s
512GB: 1600MB/s
1TB: 1700MB/s
256GB: 1400MB/s
512GB: 1700MB/s
1TB: 1800MB/s
512GB: 1700MB/s
1TB: 1800MB/s
Random Read IOPS (4KB, QD32)
128GB: 110K
256GB: 120K
512GB: 122K
256GB: 120K
512GB: 122K
90K
up to 300K
256GB: 250K
512GB: 260K
1TB: 360K
512GB: 260K
1TB: 360K
256GB: 3300K
512GB: 330K
1TB: 430K
512GB: 330K
1TB: 430K
Random Write IOPS (4KB, QD32)
128GB: 40K
256GB: 60K
512GB: 72K
256GB: 60K
512GB: 72K
70K
128GB: 83K
256/512GB: 100K
256/512GB: 100K
256GB: 180K
512GB: 260K
1TB: 330K
512GB: 260K
1TB: 330K
256GB: 280K
512GB: 300K
1TB: 320K
512GB: 300K
1TB: 320K
Capacity
Interface
PCIe 2.0 x4, AHCI
PCIe 3.0 x4, AHCI
PCIe 3.0 x4, NVMe 1.1a
PCIe 3.0 x4, NVMe 1.2
PCIe 3.0 x4, NVMe 1.2
NAND
Controller
Samsung UAX
Samsung UBX
Samsung UBX
Samsung Polaris
Samsung Polaris
Active Power Consumption
Idle Power Consumption
Devslp / L1.2 Power Consumption
Trim Support
S.M.A.R.T Support
GC (Garbage Collection)
TCG Opal 2.0 compliant
Reliability (MTBF)
Limited warranty
Endurance / TBW (Terabytes Written)
** Warranty is provided by RamCity for 2 years on open-box / reconditioned items
*** Warranty is provided by RamCity for 3 years on OEM M.2 SSD's
Samsung Electronics
Samsung Electronics Co., Ltd. is a South Korean multinational electronics company headquartered in Suwon, South Korea. It is the flagship subsidiary of the Samsung Group, amounting to 70% of the group's revenue in 2012, and has been the world's largest information technology company by revenues since 2009. Samsung Electronics has assembly plants and sales networks in 80 countries and employs around 370,000 people.
In July 2017, Samsung Electronics overtook Intel as the largest semiconductor chip maker in the world.