Skip to content
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 38 fields comparable

⇄ swap sides
SpecNVIDIA RTX PRO 4500 BlackwellFrontier (OLCF-5)
Accelerator—AMD Instinct MI250X
AI Tops1,687—
Bandwidth GB S896—
Cabinets—74
Cores—9,066,176
CPU—AMD 3rd Gen EPYC 64C 2GHz
Cuda Cores10,496—
Displayport Count4—
Displayport Version2.1—
ECCtrue—
Form factor4.4 in H x 10.5 in L, dual slot—
Installation Year—2,021
Interconnect—HPE Slingshot-11
Lineup Lower ModelsRTX PRO 4000, RTX PRO 2000—
Location—DOE/SC/Oak Ridge National Laboratory
Manufacturer—HPE
Memory BUS Bits256—
Model—HPE Cray EX235a
Nvdec Count2—
Nvdec GEN6—
Nvenc Count2—
Nvenc GEN9—
Pcie GEN5—
Power KW—24,607
Rmax Pflops—1,353
Rpeak Pflops—2,055.72
RT Cores82—
RT Cores GEN4—
RTX PRO 2000 MAX Power W70—
RTX PRO 4000 MAX Power W145—
Slot Width2—
TDP (W)↓ better200—
Tensor Cores328—
Tensor Cores GEN5—
Top500 Rank Jun2026—3
Top500 Rank Nov2025—2
VRAM (GB)32—
Vram TypeGDDR7 ECC—