HX426S16IBK2/64 Kingston HyperX 64GB DDR4 2666 CL16 260-Pin

HX426S16IBK2/64 Specifications

HyperX Fury Impact 64 GB DDR4‑2666 SO‑DIMM Kit (2 × 32 GB)

Manufacturer: Kingston / HyperX
Manufacturer Model: HX426S16IBK2/64
Product Line: HyperX Fury Impact
Product Series: DDR4 2666 MHz SO‑DIMM Kit
Product Type: Internal Memory Module (RAM for laptops/compact systems)
Product Name: HyperX Fury Impact 64 GB (2 × 32 GB) DDR4‑2666 260‑Pin SO‑DIMM Kit

KEY FEATURES:
Memory Capacity: 64 GB (2 × 32 GB)
Memory Type: DDR4 SDRAM
Interface Type / Speed: DDR4‑2666 MHz (PC4‑21300)
Form Factor: 260‑pin SO‑DIMM
Module Type: Unbuffered, Non‑ECC (UDIMM)
Voltage: 1.2 V typical
Module Configuration: Each module is 2Rx8 (dual‑rank), built from sixteen 2G × 8‑bit DDR4 FBGA chips per module
Features Supported: On‑Die Termination (ODT), 8‑bit pre‑fetch, burst‑length switchable (BL8 or BC4), standard DDR4 electrical/mechanical compliance, support for XMP 2.0 and JEDEC‑standard SPD timings

PERFORMANCE:
Memory Speed: 2666 MHz
CAS Latency (CL): 16 (timings 16‑18‑18 @ 1.2 V)
Row Cycle Time (tRCmin): 45 ns (minimum)
Row Active Time (tRASmin): 26.25 ns (minimum)
Refresh-to-Active / Refresh Command Time (tRFCmin): 350 ns (minimum)

ENVIRONMENTAL & RELIABILITY:
Operating Temperature Range: 0 °C to +85 °C
Storage Temperature Range: –55 °C to +100 °C
Error Checking: Non‑ECC (no ECC support)

PHYSICAL:
Form Factor: 260‑pin SO‑DIMM
Module Height: ~ 30.00 mm (1.18″)
Number of Modules: 2 (each 32 GB) — total kit capacity 64 GB