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MCS · Rigs · Compare

Side-by-side, with the numbers that matter.

Two rigs, one table. Higher numbers win in cobalt; TDP and price flip.

0 of 35 fields comparable

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SpecFrontier (OLCF-5)Apple Mac Studio (M3 Ultra)
AcceleratorAMD Instinct MI250X—
Bandwidth GB S—819
Base Price USD—3,999
Cabinets74—
Comparator 5090—5,090
Cores9,066,176—
CPUAMD 3rd Gen EPYC 64C 2GHz—
CPU Cores 512gb Config—32
GPU Cores 512gb Config—80
Installation Year2,021—
InterconnectHPE Slingshot-11—
Launch Date—2025-03-05
LocationDOE/SC/Oak Ridge National Laboratory—
M Series Version—3
ManufacturerHPE—
ModelHPE Cray EX235a—
MSRP (USD)↓ better—9,499
Only 96gb Config From—2026-05-05
Option 512gb Removed—2026-03-05
Power KW24,607—
Rmax Pflops1,353—
Rpeak Pflops2,055.72—
Status—discontinued
Status Checked—2026-09-24
Successor—Mac Studio with M5 Max / M5 Ultra (up to 512 GB unified memory)
Successor M5 Ultra Base Price USD—5,499
Superseded ON—2026-08-25
TDP (W)↓ better—270
Top500 Rank Jun20263—
Top500 Rank Nov20252—
Unified Memory Base GB—96
Unified Memory MAX GB—512
Unified Memory MID GB—256
Upgrade 512gb USD—4,000
Upgrade Chip USD—1,500