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Kingston Technology Corp.

Kingston Technology Corp. KTA-G5400/2G 2GB (2 x 1GB) DDR 400 memory upgrade

SKU CH-SMCY-4PS8R MPN KTA-G5400/2G

A 2 GB dual-channel DDR 400 kit for compatible Apple iMac G5 and Power Mac G5 desktops

  • Total capacity2 GB (2 × 1 GB)
  • Rated speedDDR 400 (PC 3200)
  • Product type184-Pin DDR SDRAM
  • Compatible withApple: iMac G5 1.6 GHz / 1.8 GHz, iMac G5 2 GHz, Power Mac G
  • Key features(Apple)
  • Designed for Apple G5 desktops including iMac and Power Mac models
  • Dual-channel kit delivers 2GB total capacity from two matched 1GB modules
  • DDR 400 PC 3200 speed matches original system specifications
  • 184-pin DDR SDRAM form factor fits compatible Apple desktop slots
  • New condition ensures reliable performance for legacy system upgrades

Apple G5 DDR 400 Kit

This Kingston KTA-G5400/2G kit supplies 2 GB of DDR 400 memory in a matched pair of 1 GB modules. It is built for Apple desktop systems that require 184-pin DDR SDRAM running at PC 3200 speed. The dual-channel configuration helps those machines run memory-intensive tasks more smoothly. No heat spreaders are fitted.

Suits listed G5 models only

The modules are validated for iMac G5 1.6 GHz, 1.8 GHz and 2 GHz units as well as Power Mac G5 models including 1.8 GHz Late 2004, Dual 1.8 GHz June 2004, Dual 2.3 GHz Early 2005, Dual 2.5 GHz June 2004 and Dual 2.7 GHz. Buyers with other Mac families or later Intel-based desktops cannot use this DDR memory. Systems that need higher capacity or a different pin count should look elsewhere.

184-pin DDR 400 interface

The decisive specification is the 184-pin DDR SDRAM interface operating at 400 MHz (PC 3200). Only Apple G5 desktops that accept this exact pin layout and speed will recognise the modules. If the target machine uses a different memory standard the kit will not fit or function.

How it compares

Measured against everything we stock in Model-Specific Memory Upgrades, at today’s prices. Recalculated every night.

Price $72.99
Cheaper than about 72% of the 21,161 comparable items (median $397.99).
Total capacity 2 GB (2 × 1 GB)
Lower than about 95% of the 20,941 comparable items (median 32 GB).
Price per GB $36.50 per GB
Pricier than about 90% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameKingston
Model nameKTA-G5400/2G
Total capacity2 GB (2 × 1 GB)
Product type184-Pin DDR SDRAM
Performance
Rated speedDDR 400 (PC 3200)
Memory
Heat spreaderNo
Size & build
Shipping weight0.07 kg
Package size178 × 95 × 19 mm
Compatibility
Compatible withApple: iMac G5 1.6 GHz / 1.8 GHz, iMac G5 2 GHz, Power Mac G5 1.8 GHz (Late 2004), Power Mac G5 1.8 GHz / Dual 1.8 GHz/2 GHz, Power Mac G5 Dual 1.8 GHz (June 2004), Power Mac G5 Dual 2.3 GHz (Early 2005), Power Mac G5 Dual 2.5 GHz (June 2004), Power Mac G5 Dual 2.7

Questions about this item

Does the DDR 400 (PC 3200) speed limit the bandwidth on these iMac G5 and Power Mac G5 models?

The kit runs at DDR 400 (PC 3200); the memory controller in the listed iMac G5 and Power Mac G5 systems sets the maximum transfer rate, so the modules operate at that ceiling.

Will the 184-pin DIMMs fit the memory slots on an iMac G5 1.8GHz or Power Mac G5 Dual 2.3GHz?

Yes, the 184-pin DDR SDRAM form factor matches the slots on the compatible iMac G5 1.6GHz/1.8GHz/2GHz and Power Mac G5 models listed, including the Dual 2.3GHz (Early 2005) unit.

How do I install the two 1GB modules in a Power Mac G5 Dual 1.8GHz (June 2004) and what step is often missed?

Power down, open the side panel, eject the existing DIMMs by pressing the retaining clips, insert each 1GB module until the clips snap shut, then close the case; the step often missed is seating both modules firmly so both clips engage fully.

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