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H200 vs B200: Which NVIDIA GPU is Right for Your AI Workload?

Compare H200 and B200 memory, interconnect, software, cooling, and current quote requirements.

H200 vs B200 comparison

H200 and B200 are both datacenter GPUs, but a purchase is normally an OEM server configuration rather than an interchangeable GPU module. Start with the workload, the server platform, and the facility that will run it.

Hardware that changes the decision

HGX specificationH200 SXMB200 SXM
Memory per GPU141 GB HBM3e180 GB HBM3e
Memory in an eight-GPU node1.128 TB1.44 TB
Memory bandwidth per GPU4.8 TB/sUp to 8 TB/s
GPU interconnectFourth-generation NVLinkFifth-generation NVLink

These figures come from NVIDIA's HGX reference architecture. B200 also supports FP4 through its Blackwell Transformer Engine. That can be valuable for inference workloads that run at that precision. It does not establish a universal speedup or cost-per-token figure. Ask for a benchmark on your model and software stack.

Practical choice

Choose an H200 system when you need to extend an existing Hopper deployment, your workload fits comfortably in 141 GB per GPU, or the available H200 server fits your rack and support requirements.

Evaluate B200 when 180 GB per GPU helps your model, FP4 is relevant to your inference stack, or the newer interconnect matters for a multi-GPU job. Confirm the OEM chassis, CPU, memory, network adapters, and software support before comparing quotes.

Both products have air- and liquid-cooled OEM system options. Cooling cannot be decided from the GPU name alone. Ask for the exact server model and its facility requirements.

Price and delivery

Current H200 and B200 prices and lead times depend on server configuration, quantity, destination, support, and allocation. Compare complete delivered systems, including networking, warranty, freight, and any facility work.

Send the GPU count, workload, delivery location, target date, and preferred server vendor. We will return the available configuration, current price, lead time, and warranty terms in writing.

H200 specifications | B200 specifications | Request a quote

Source

NVIDIA HGX H100/H200/B200 reference architecture