Excellent working condition
Used in a stable, well-cooled system
No bent pins, no damage
Pulled from a fully functioning PC
Never abused or run at unsafe voltage
High-end Samsung B-Die — highly sought after for:
Tight timings
Overclocking
Memory tuning
Rated 4000MHz CL16, which is exceptionally fast for DDR4
Ideal for:
Intel Z490 / Z590 / Z690 (DDR4)
AMD Ryzen 3000 / 5000 (best with capable IMC)
Excellent for gaming, productivity, and benchmarking
Premium bin
Rare CL16 @ 4000MHz
Much better than typical CL18 / CL19 kits