- 24 DIMMs
- Dual Socket
- 1.5 TB Max
PowerEdge R7625
Dell/Alienware - PowerEdge R7625
Proven Match™ for Dell - Alienware R7625
Spec‑true memory kits mapped to AMD EPYC 9005 controller limits and system topology — so upgrades behave like OEM and deliver predictable results.
- Spec‑Locked — Aligns AMD controller limits, system topology, and JEDEC timing to avoid unsupported configurations
- Predictable Speeds — 1DPC up to 5600 MT/s; 2DPC typically 5200 MT/s (controller‑set speeds reflected in listings)
- Balanced from Slot 1 — Mirrored channel population across sockets for consistent bandwidth scaling
- Proven Match™ Guarantee — Only controller‑safe, topology‑compliant kits are offered, minimizing compatibility risk
- Enterprise Fulfillment — Lifetime warranty, advance replacement, and server‑savvy support for datacenter deployments
- Sockets
- 2
- Max memory
- 1.5 TB
- Memory tech
- DDR54800 MT/s · ECC
About
The Dell - Alienware R7625 is engineered for dependable scale and predictable memory behavior in dual‑socket EPYC systems.
Key platform facts:
- 2 × AMD EPYC 9005 processors
- 12 memory channels per CPU
- 12 DIMM slots (up to 2 DIMM per channel)
- Supports up to 1.5 TB using DDR5 RDIMM ECC
Why Proven Match™ matters:
- Converts AMD controller rules and OEM slot topology into deterministic, field-proven kits
- Ensures correct training frequencies and avoids unsupported mixes
- Reduces deployment risk and post‑upgrade troubleshooting
Specs & Limits
- CPU Sockets: 2 × AMD EPYC 9005
- Channels per CPU: 12
- DIMM Slots: 12 total (up to 2 DIMM(s)/channel)
- Memory Type: DDR5 RDIMM ECC
- Controller Speeds: 1DPC up to 5600 MT/s; 2DPC typically 5200 MT/s
- Max Capacity: 1.5 TB
- Last Reviewed: 2026-02-12
Speed behavior:
- The CPU memory controller determines the actual bus speed. At 1 DIMM per channel (1DPC) the platform commonly reaches up to 5600 MT/s. At 2 DIMMs per channel (2DPC) many controllers step to 5200 MT/s for stability. Proven Match listings reflect the controller‑set (real) speed — not just the DIMM label.
Bank Schema (population map):
- Fastest (1DPC): Populate one DIMM per channel across both CPUs
- Balanced (2DPC): Add the second DIMM per channel mirrored across CPUs for increased capacity while maintaining symmetry
- Maximum: Fill remaining slots symmetrically to reach up to 1.5 TB
Proven Match™ only surfaces controller‑safe, topology‑compliant configurations to ensure predictable performance and stability.
Workloads by Memory Tier
Mid Tier — capacity + efficiency for:
- Virtualization (higher VM density)
- Databases / OLTP
- Application servers
- Streaming ETL
Max Tier — bandwidth and capacity for:
- In‑memory analytics (Spark, Arrow)
- AI/ML fine‑tuning or training
- ERP consolidation
- VDI at scale
Outcome focus: scale capacity and bandwidth predictably without introducing instability or unsupported memory mixes.
Shop Compatible Kits
Choose the outcome you need: Fastest (1DPC) or Largest (2DPC/Max). Every kit shows the real‑world, controller‑set speed and carries the Proven Match™ stamp.
- Lifetime warranty
- Advance replacement
- Server‑savvy support