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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.

Rig A

AMD Instinct MI325X

AMD · accelerator

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Rig B

NVIDIA DGX B200

NVIDIA · workstation

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SpecAMD Instinct MI325XNVIDIA DGX B200
Bf16 Matrix Tflops Dense1,307.4—
Bluefield3 Dpus—2
Compute Units304—
CPU Base GHZ—2.1
CPU Count—2
CPU MAX Boost GHZ—4
CPU Model—Intel Xeon Platinum 8570
Form factorOAM—
Fp16 Matrix Tflops Dense1,307.4—
Fp32 Vector Tflops163.4—
FP4 Pflops Dense—72
FP4 Pflops Sparse—144
Fp64 Matrix Tflops163.4—
FP8 Matrix Tflops Dense2,614.9—
FP8 Matrix Tflops Sparse5,229.8—
FP8 Pflops—72
Gpus—8
HBM (GB)256—
HBM Bandwidth TB S—64
HBM TypeHBM3E—
Height MM—444
INT8 TOPS (dense)2,614.9—
Internal Storage TB—30.72
Length MM—897.1
MAX Power KW—14.3
Memory bandwidth (TB/s)6—
Networking Osfp Ports—4
Nvswitch Count—2
OS—NVIDIA DGX OS / Ubuntu
OS Storage TB—3.8
Pcie GEN5—
PER Port Gbps MAX—400
Rack Units—10
System Memory GB Default—2,048
System Memory GB MAX—4,096
TBP Watts1,000—
Tf32 Matrix Tflops Dense653.7—
Total CPU Cores—112
Total Hbm3e GB—1,440
Total Nvlink Bandwidth TB S—14.4
Width MM—482.2