Google Unveils TPU v7 'Ironwood': 4,614 TFLOPS Per Chip
Google's latest Ironwood TPU delivers 4x the performance of v5p with 192GB HBM, positioning it as the most powerful AI accelerator in the cloud.
Custom silicon powering the AI revolution, from wafer-scale to cloud scale
The AI silicon ecosystem spans custom ASICs, cloud TPUs, training accelerators, and neuromorphic chips, each optimized for different workloads.
Purpose-built silicon optimized for specific AI workloads, maximum efficiency, minimal flexibility.
Google's tensor processing units, designed for JAX/TensorFlow training and inference at scale.
Cloud-native chips purpose-built for model training, cost-optimized for large-scale workloads.
Optimized for low-latency, high-throughput inference, delivering models to users efficiently.
Brain-inspired computing architectures, spiking neural networks for ultra-efficient edge AI.
Detailed specifications and positioning for the leading custom AI silicon on the market today.

Wafer-Scale Engine
The world's largest chip, a full wafer of compute with no memory bottleneck. Dominates sparse models and massive parameter workloads.

Language Processing Unit
Purpose-built for LLM inference with deterministic ultra-low latency. Delivers 800+ tokens/sec on Llama 3, no batching required.

Next-Gen Tensor Unit
Google's most powerful TPU yet. Designed for massive-scale training and inference on Google Cloud with unprecedented efficiency.

Cloud Training Optimized
Amazon's training-optimized chip with NeuronLink interconnect for massive scale. EC2 Trn2 instances deliver H100-class training at half the cost.

High-Perf Inference
Purpose-built for high-performance inference. Excels at diffusion models and transformer inference with industry-best price/performance.

RDU Architecture
Reconfigurable Dataflow Unit (RDU) with up to 1TB of external memory. Eliminates data movement bottlenecks for massive model training.
Choosing between cloud-scale and edge deployment depends on your latency, power, and privacy requirements.
Estimate your monthly cloud AI training and inference costs across providers.
Side-by-side specification table of all leading AI ASICs and custom chips.
| Chip | Architecture | Node | Memory | Peak Perf. | TDP | Price | Best Use Case |
|---|---|---|---|---|---|---|---|
| Cerebras WSE-3 | Wafer-Scale (900K cores) | 5nm | 900MB SRAM | 125 PFLOPS | 23kW | Contact | Sparse models, massive params |
| Groq LPU | Tensor Streaming | 14nm | 230MB SRAM | 188 TFLOPS | 300W | $2.10/hr | LLM inference, low latency |
| TPU v7 Ironwood | TPU (MXU array) | 3nm | 192GB HBM | 4,614 TFLOPS | ~800W | Cloud | Training + inference scale |
| AWS Trainium2 | NeuronCore v2 | 5nm | HBM shared | 1.3 PFLOPS | 300W | $1.89/hr | Cloud training at scale |
| AWS Inferentia2 | NeuronCore v2 | 5nm | HBM shared | 4.5 TFLOPS | 200W | $0.75/hr | Diffusion, transformer inf. |
| SambaNova SN40L | RDU | 7nm | 1TB external | 638 TFLOPS | 400W | Contact | Enterprise AI, dataflow |
Framework and toolchain support across the major AI accelerators.
| Framework | Cerebras | Groq | Google TPU | Trainium | Inferentia | SambaNova |
|---|---|---|---|---|---|---|
| PyTorch | Native | Compile | XLA backend | Neuron SDK | Neuron SDK | SambaFlow |
| JAX | Limited | N/A | Native (best) | Plugin | Plugin | Limited |
| TensorFlow | Limited | N/A | Native | Neuron SDK | Neuron SDK | SambaFlow |
| ONNX | N/A | Native | Convert | Export | Export | Convert |
The AI silicon landscape is shifting. Custom ASICs are gaining ground with better price/performance for specific workloads.
AWS Trainium2 delivers H100-class training performance at ~50% the cost per training hour. Google TPU pods offer unmatched scaling economics.
Unlike general-purpose GPUs, ASICs like Groq LPU and Cerebras WSE-3 are designed for specific AI workloads, eliminating overhead.
TPUs, Trainium, and Inferentia are deeply integrated into their respective cloud ecosystems, reducing deployment friction.
Custom silicon achieves better performance-per-watt by eliminating general-purpose GPU circuitry not needed for AI workloads.
Google TPU v4 launched, first massive pod-scale training
Cerebras WSE-2: 2.6T transistors, record-breaking scale
AWS Inferentia2 & Trainium enter general availability
Groq LPU hits market, 500+ tok/s inference breakthrough
Cerebras WSE-3: 4T transistors, 125 PFLOPS; TPU v5p (Trillium)
TPU v7 Ironwood, AWS Trainium2 at scale, ASIC era begins
The latest developments in AI ASICs, custom silicon, and cloud AI infrastructure.
Google's latest Ironwood TPU delivers 4x the performance of v5p with 192GB HBM, positioning it as the most powerful AI accelerator in the cloud.
We put the 4-trillion transistor wafer-scale chip through comprehensive LLM training benchmarks. Results challenge GPU clusters on efficiency.
Groq's Language Processing Unit sets a new inference speed record, delivering sub-10ms latency on the largest Llama 3 model without batching.
Amazon launches massive Trainium2 clusters via EC2, promising 50% cost reduction vs. H100 for large-scale training workloads.