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

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

Rig A

NVIDIA · gpu

Change

Rig B

NVIDIA · workstation

Change

0 of 34 fields comparable

Spec	NVIDIA GeForce RTX 4090 Founders Edition	NVIDIA DGX B200
Bandwidth GB S	1,008	—
Bluefield3 Dpus	—	2
Budget Ceiling USD	2,000	—
Compute Capability Digits	89	—
CPU Base GHZ	—	2.1
CPU Count	—	2
CPU MAX Boost GHZ	—	4
CPU Model	—	Intel Xeon Platinum 8570
FP4 Pflops Dense	—	72
FP4 Pflops Sparse	—	144
FP8 Pflops	—	72
Gpus	—	8
HBM Bandwidth TB S	—	64
Height MM	—	444
Internal Storage TB	—	30.72
Length MM	—	897.1
MAX Power KW	—	14.3
MSRP (USD)↓ better	1,599	—
Networking Osfp Ports	—	4
Nvswitch Count	—	2
OS	—	NVIDIA DGX OS / Ubuntu
OS Storage TB	—	3.8
PER Port Gbps MAX	—	400
Rack Units	—	10
RTX 4090 Model	4,090	—
RTX 5090 Model	5,090	—
System Memory GB Default	—	2,048
System Memory GB MAX	—	4,096
TDP (W)↓ better	450	—
Total CPU Cores	—	112
Total Hbm3e GB	—	1,440
Total Nvlink Bandwidth TB S	—	14.4
VRAM (GB)	24	—
Width MM	—	482.2