Technical Snapshot

The ThinkStation 4GB DDR3-1866 (PC3-14900) RDIMM is a server-grade DDR3 RDIMM memory module designed for enterprise servers and workstations. Running at 1,866 MT/s, The module provides 4GB of DDR3 memory . this module targets server deployments, virtualization hosts, and high-availability computing environments requiring ECC error correction.

Use Case
Server deployments, virtualization, high-availability computing
Compatibility
RDIMM-compatible server motherboard
Category
DDR3 RDIMM — Lenovo ThinkStation DDR3
LENOVO
Lenovo RAM
Lenovo ThinkStation DDR3

ThinkStation 4GB DDR3-1866 (PC3-14900) RDIMM (4X70G00094)

DDR3 · RDIMM · 1,866 MT/s · 4GB

Memory transfer rate in megatransfers per second. Higher MT/s provides more bandwidth for CPU-bound workloads.
Speed 1,866 MT/s
Total kit capacity across all modules. Dual-channel kits double memory bandwidth.
Capacity 4GB
Operating voltage. Higher voltage allows faster speeds but increases power and heat.
Voltage 1.5V
DDR generation. DDR5 offers higher bandwidth and capacity than DDR4, but requires a DDR5-compatible motherboard.
Type DDR3
MPN4X70G00094
CategoryMemory
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Memory Specifications

Memory TypeDDR3
Form FactorRDIMM
Total Capacity4GB
Speed1,866 MT/s
Voltage1.5V
ECCYes

Full Specifications

Data sourced from Lenovo product specifications
Memory
Product LineThinkStation DDR3
Memory TypeDDR3
Form FactorRDIMM
Total Capacity4GB
Module Count1
Module Capacity4GB
Speed1,866 MT/s
Timings & Voltage
Voltage1.5V
ECCYes
Product
BrandLenovo
MPN4X70G00094

Support

Lenovo Memory Compatibility ToolCheck motherboard compatibility for this module
Lenovo Support →
ThinkStation 4GB DDR3-1866 (PC3-14900) RDIMM DatasheetPDF · Technical specifications
Lenovo Support →
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Frequently Asked Questions

What systems is this memory compatible with?

The ThinkStation 4GB DDR3-1866 (PC3-14900) RDIMM uses DDR3 technology. Check your motherboard or laptop specifications to confirm DDR3 RDIMM support before purchasing.

What speed does this memory run at?

The ThinkStation 4GB DDR3-1866 (PC3-14900) RDIMM runs at 1,866 MT/s. This is a JEDEC standard speed that works automatically without BIOS configuration.

Can I add more memory later?

Yes, the ThinkStation 4GB DDR3-1866 (PC3-14900) RDIMM is a single 4GB module. You can add additional compatible DDR3 RDIMM modules to populate empty slots. For best performance, use matched modules of the same speed and capacity to enable dual-channel mode.

Does this memory support ECC error correction?

Yes, the ThinkStation 4GB DDR3-1866 (PC3-14900) RDIMM includes ECC (Error-Correcting Code) support, which detects and corrects single-bit memory errors. This is essential for servers, workstations, and mission-critical applications where data integrity is paramount.

Where can I find technical support?

Visit the Lenovo support website for compatibility tools, firmware updates, and technical documentation for the ThinkStation 4GB DDR3-1866 (PC3-14900) RDIMM.

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MPN: 4X70G00094
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