Head to head

Google TPU Ironwood vs Cerebras WSE-3

Google TPU Ironwood (Google) and Cerebras WSE-3 (Cerebras) both sit in Chips & Compute. Cerebras WSE-3 is the cheaper entry point at Free trial credits available; developer tier has free promotional credits.. Google TPU Ironwood shipped more tracked changes in the last 30 days (11 vs 9). Every value below comes from the latest crawl of the vendors' own pages.

AttributeGoogle TPU Ironwood

Google

Cerebras WSE-3

Cerebras

SegmentChips & ComputeChips & Compute
Version7th-generation (Ironwood)CS-4
Entry costfrom $5.4/unitFree trial credits available; developer tier has free promotional credits.
Pricing tiersOn Demand (us-central1) $12 · DWS Flex-start (us-central1) $6 · DWS Calendar Mode (us-central1) $8.4 · 1-year Commitment (us-central1) $8.4 · 3-year Commitment (us-central1) $5.4 · On Demand (europe-west2) $13.2 · DWS Flex-start (europe-west2) $6 · DWS Calendar Mode (europe-west2) $8.4Developer Tier / Free Trial free
Model stackGemini · Google TPU Ironwood · Ironwood · Ironwood (TPU v7) · Ironwood TPU · Ironwood TPU (7th Generation) · TPU v7 · TPU7x · TPU7x (Ironwood) · XLA compilerCodex-Spark · Gemma · Gemma-4-31B · GLM-4.7 · GPT 5.6 Sol · GPT-5.6-Sol-Ultrafast · Kimi K2.6 · Kimi K3.1 · Llama · Llama / Qwen / GPT-OSS · Qwen · QWEN 3.8 27B · WSE-3
Context window——
Public API
Routes models
Changes / 30d119
OriginGlobalGlobal
Capabilities9,216-chip pods, inference optimised, liquid cooled, JAX + PyTorch/XLA, Large-scale training, Reasoning and inference, 9,216 liquid-cooled chips per pod, 42.5 ExaFlops performancewafer-scale engine, record token/s on open models, CS-3 systems, training clusters, Wafer-scale AI inference, Cerebras PyTorch, ModelZoo, Low-level SDK
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