Memory Beyond the DIMM Slots? TFNEW ZN-2301
TL;DR: TFNEW launched the ZN-2301, a 2U dual-socket general server, on September 21, 2026. On dual Intel Xeon 6-series (6500/6700) it brings 32 DDR5 slots at up to 6400 MT/s, PCIe 5.0/CXL 2.0 expansion and twelve 3.5-inch bays — the first TF NEW 2U built around both the newest Xeon 6 generation and the CXL memory-expansion standard. Get specs and pricing: sales@tfnew.com.
Core Specifications (with Plain-Language Terms)
The ZN-2301 is a 2U rackmount server (87 mm tall, 660 mm deep), SSI-EEB compliant (the standard board form factor for dual-socket servers), built on dual Intel Xeon 6-series 6500/6700 processors. Memory is 32 DDR5 slots at up to 6400 MT/s — the fastest memory spec in TF NEW's 2U line. What makes the generation different: the six PCIe slots are PCIe 5.0/CXL 2.0 — CXL (Compute Express Link) is the interconnect that lets accelerators, smart NICs and expandable memory pools talk to the CPU over PCIe-class lanes, opening the door to memory-expansion devices beyond the 32 DIMM slots. Storage: up to twelve 3.5-inch hot-swap SAS/SATA/NVMe bays up front, two 2.5-inch bays in the rear, plus internal M.2 2280/22110. Networking is 2x RJ45 10GbE plus a dedicated management port; RAID is SAS4.0/SATA3.0 with 0/1/10/5/50/6/60 and super-capacitor cache protection. It ships with an AST2600 BMC (IPMI 2.0 / Redfish), four N+1 hot-swap fans, and 1+1 redundant CRPS from 800 W to 2000 W.
Specs at a Glance
| Item | ZN-2301 Value |
|---|---|
| Form factor | 2U rackmount, 87 H × 436 W × 660 D mm, SSI-EEB |
| Processor | Dual Intel Xeon 6-series (6500/6700) |
| Memory | 32x DDR5 slots, up to 6400 MT/s |
| Storage | 12x 3.5" hot-swap front + 2x 2.5" rear + internal M.2 |
| RAID | SAS4.0/SATA3.0, RAID 0/1/10/5/50/6/60, super-capacitor |
| PCIe | 5x x16 + 1x x8, PCIe 5.0 / CXL 2.0 |
| Network | 2x RJ45 10GbE + 1x RJ45 management |
| BMC | AST2600, IPMI 2.0, Redfish |
| Power | 1+1 CRPS 800 W / 1300 W / 1600 W / 2000 W |
| Environment | 5°C–35°C operating range |
Why CXL 2.0 Is the Interesting New Dial
32 DDR5 slots used to be the memory ceiling for a 2U node. With CXL 2.0 on the PCIe slots, that ceiling changes: memory-pooling devices and CXL memory-expansion modules can add capacity in front of the CPU the way DIMMs do, but without being limited to the board's slot count. For big-data and cloud workloads whose working sets outgrow DIMM capacity — in-memory analytics, large caches, dense virtualization — the ZN-2301 is a platform that can grow memory independently of the DIMM population, which is the difference between a node and a pool.
Where It Fits
- Big data and in-memory analytics: 32 DDR5 at 6400 MT/s plus CXL expandable memory
- Cloud platform nodes: dense VMs on Xeon 6 with 10GbE uplinks
- Distributed storage: 12-bay capacity with super-capacitor RAID protection
- Next-gen virtualization: CXL memory expansion for larger resident heaps per host
Why the Numbers Matter
- 32x DDR5 at 6400 MT/s: fastest memory in TF NEW's 2U line — ~2x bandwidth of DDR4-based predecessors
- PCIe 5.0 + CXL 2.0: memory-capacity growth beyond the DIMM slots
- 12x 3.5" bays: capacity profile for data platforms
- 2x 10GbE + management port: standard datacenter networking ready
- Super-capacitor RAID: battery-free write protection for storage tiers
What TF NEW Says
"Every generation of Xeon changes what a 2U can promise, and Xeon 6's story is CXL," said a TF NEW product manager. "The ZN-2301 pairs 32 DDR5 slots at 6400 MT/s with PCIe 5.0/CXL 2.0 expansion, so memory can keep growing past the DIMM sockets. For cloud and big-data teams, that's a node that doesn't hit a wall when the working set grows."
Quality and Availability
Every ZN-2301 runs 48 hours of burn-in testing before shipping, with Xeon 6 memory configs, CXL expansion slots and all drive paths validated in the factory. It ships deployment-ready with IPMI/Redfish baselines and documented RAID and Xeon 6 configuration guides.
Pricing and Availability
The ZN-2301 is available now. Pricing varies with processor, memory, CXL devices and storage configuration. Contact sales@tfnew.com or use the request-a-quote form at www.tfnew.com/contact for configuration guidance and lead time.
About TF NEW
TF NEW (TF New Technology) is an enterprise AI infrastructure provider based at www.tfnew.com. It designs and delivers private AI, compute, networking, storage, cooling and edge systems as deployment-ready solutions — AI servers, AI workstations, edge AI, liquid cooling and enterprise rack servers — for AI factories, datacenters and edge projects worldwide.
Media Contact
TF NEW | sales@tfnew.com | www.tfnew.com/contact
FAQ
- Which processors does the ZN-2301 use? Dual Intel Xeon 6-series, 6500/6700 variants, on an SSI-EEB board.
- What makes CXL 2.0 important here? The PCIe 5.0/CXL 2.0 slots can host memory-pooling devices, letting memory grow beyond the 32 DIMM slots.
- How much memory does it support? 32 DDR5 slots at up to 6400 MT/s.
- What storage does it take? Twelve 3.5-inch hot-swap bays plus two rear 2.5-inch bays and internal M.2.
- What networking is onboard? Two RJ45 10GbE ports plus a dedicated management port.