Wednesday, June 3rd 2026

G.Skill Demos a DDR5-10000 RDIMM in 8-channel Config, ECC CUDIMMs on 270K Plus

G.Skill in its Computex 2026 booth shows us an astounding memory setup for workstations—512 GB of OCTA-Channel DDR5-10000 ECC RDIMM. The setup uses eight 64 GB G.Skill DDR5-10000 RDIMMs, an Intel Xeon 658X "Granite Rapids" 24-core/48-thread processor, and an ASUS Pro WS W890E-SAGE SE motherboard. The setup was tested, providing 602.34 GB/s of memory reads, 487.45 GB/s memory writes, 537.33 GB/s memory copy, and a latency of 86 ns. The company also showed off an identical machine, but with 768 GB (96 GB ×8) DDR5-8800 RDIMM, both testaments to the excellent memory clock capabilities of Intel Xeons.

For AMD Ryzen Threadripper crowd, G.Skill showcased a 512 GB (64 GB ×8) setup with DDR5-7200 RDIMMs on an ASRock WRX80 WS EVO motherboard, with an AMD Ryzen Threadripper PRO 9985WX 64-core/128-thread processor. The memory has reasonably good timings of CL46-56-56-115. Perhaps the most interesting exhibit is where G.Skill paired a consumer Intel Core Ultra 7 270K Plus processor with an ASUS Pro WS W880-ACE SE motherboard, and maxed out its memory capability, giving it 256 GB (64 GB ×4) of DDR5-6400 ECC CUDIMM memory. ECC is functional on the 270K Plus, but it must be paired with the W880 platform to support it.
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9 Comments on G.Skill Demos a DDR5-10000 RDIMM in 8-channel Config, ECC CUDIMMs on 270K Plus

#1
Bwaze
I bet the prices are the only thing that was really astounding.
Posted on Reply
#2
freeagent
Intel flexing its memory controller 👍
Posted on Reply
#3
danwat1234
I wonder how hot those modules will get under sustained full load! Impressive bandwidth
Posted on Reply
#4
Sol_Badguy
freeagentIntel flexing its memory controller 👍
It might pop a vein from all that flexing. :laugh:
Posted on Reply
#5
freeagent
Sol_BadguyIt might pop a vein from all that flexing. :laugh:
I heard if you take that blue pill that starts with a V you can avoid all of that ;)
Posted on Reply
#6
Prima.Vera
How about just 2x64GB DDR5-10000 for desktops? Can we have those?
I will be happy even with 2x32 GB
Posted on Reply
#7
A Computer Guy
Meanwhile ECC on AM5 is borked at 5200MT/s with 9000 series CPU. (sad face)
Posted on Reply
#8
igormp
btarunrThe setup was tested, providing 602.34 GB/s of memory reads, 487.45 GB/s memory writes, 537.33 GB/s memory copy, and a latency of 86 ns.
That's really close to the theoretical 640GB/s that setup should provide, really cool.
btarunrIntel Core Ultra 7 270K Plus processor with an ASUS Pro WS W880-ACE SE motherboard, and maxed out its memory capability, giving it 256 GB (64 GB ×4) of DDR5-6400 ECC CUDIMM memory
Nice. Now do 4R CUDIMMs for 512GB :p
A Computer GuyMeanwhile ECC on AM5 is borked at 5200MT/s with 9000 series CPU. (sad face)
I've seen some folks mentioning that it's working fine on Asrock boards. However, still seems to be borked in Asus ones since that old AGESA updated that locked things down.
Posted on Reply
#9
A Computer Guy
igormpI've seen some folks mentioning that it's working fine on Asrock boards. However, still seems to be borked in Asus ones since that old AGESA updated that locked things down.
Both my Asrock and Asus boards locked down to 5200MT/s. Sample size only of 2 on AGESA ComboAM5 PI 1.3.0.1.
Posted on Reply
Nov 13th, 2026 06:33 PST change timezone

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