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

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

Rig A

AWS · cloud-model

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Rig B

NVIDIA · workstation

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0 of 35 fields comparable

Spec	AWS Trainium2	NVIDIA DGX H200
Bf16 Tflops PER Chip	667	—
Chips PER Trn2 Instance	16	—
Chips PER Ultraserver	64	—
CPU	—	2x Intel Xeon Platinum 8480C
CPU Cores Total	—	112
FP8 Dense Petaflops PER Chip	1.3	—
FP8 Petaflops	—	32
FP8 Sparse Petaflops PER Chip	5.2	—
GPU Count	—	8
GPU Model	—	H200 SXM
HBM Bandwidth TB S PER Chip	2.9	—
HBM Capacity GB PER Chip	96	—
HBM Type	HBM3	—
Internal Storage	—	8x 3.84TB NVMe U.2
MAX Power KW	—	10.2
Network MAX Gbps PER Port	—	400
Network Peak TB S	—	1
Network Ports	—	8x ConnectX-7 single-port (4x OSFP)
Neuroncores PER Chip	8	—
Nvlink PER GPU Bandwidth GB S	—	900
Nvswitch Bandwidth TB S	—	7.2
Nvswitch Count	—	4
OS Storage	—	2x 1.92TB NVMe M.2
System Memory TB	—	2
Total GPU Memory GB	—	1,128
Trainium3 GA	2025-12-02	—
Trainium3 HBM Bandwidth TB S	4.9	—
Trainium3 Hbm3e GB PER Chip	144	—
Trn2 Instance FP8 Petaflops	20.8	—
Trn2 Instance HBM TB	1.5	—
Trn3 Ultraserver FP8 Pflops	362	—
Trn3 Ultraserver MAX Chips	144	—
Ultraserver FP8 Petaflops	83.2	—
Ultraserver Total HBM Bandwidth TB S	185	—
Ultraserver Total HBM TB	6	—