MPN: HL-338
Intel Gaudi 3 AI Accelerator
128GB HBM2e · 1,835 TFLOPS · RoCE

Intel Gaudi 3 Architecture · 64 TPC + 8 MME · 600W TDP · PCIe Gen 5 x16 · 24× 200GbE · Open Ethernet-native AI

Specifications

Model

Gaudi 3 HL-338

Architecture

Intel Gaudi 3

Process Node

5nm

Memory

128 GB HBM2e

Memory Bandwidth

3.7 TB/s

On-die SRAM

96 MB · 19.2 TB/s

Compute Engines

8 MME + 64 TPC

Tensor Cores

64 (VLIW SIMD)

FP8 Performance

1,835 TFLOPS

BF16 Performance

917 TFLOPS

PCIe Interface

Gen 5.0 x16

PCIe Bandwidth

128 GB/s Bidirectional

TDP

600W (Air Cooling)

Form Factor

Full-Height Dual-Slot
10.5" PCIe Card

Data Types

FP8, BF16, FP16, TF32, FP32

Scale-out

24× 200GbE RoCE v2
RDMA

Scale-up (Quad)

900 GB/s per card

Pooled Memory (1×4)

512 GB (4 × 128 GB)

Pooled Memory (2×4)

1,024 GB (8 × 128 GB)

Media Engine

Dedicated HW Decode/Pre-process

Deployment

PCIe · Mezzanine (HL-325L)
UBB (HLB-325)

Overview

The Intel Gaudi 3 AI Accelerator (HL-338) is Intel's third-generation deep learning processor, delivering 1,835 TFLOPS of FP8 AI compute in a standard PCIe Gen 5.0 add-in card form factor. Built on a 5nm process with 128 GB of HBM2e memory at 3.7 TB/s bandwidth, Gaudi 3 is purpose-built for large-scale AI training and inference with an open, Ethernet-native architecture.

Unlike proprietary GPU interconnects, Gaudi 3 uses standard 200GbE RoCE v2 RDMA with 24 integrated ports — eliminating the need for InfiniBand or NVLink. Each accelerator connects directly to Ethernet switches, enabling cost-effective scale-out to thousands of nodes. For scale-up, 4-card quads deliver 900 GB/s of inter-card bandwidth with 512 GB of pooled HBM2e memory, and 8-card configurations double that to 1,024 GB.

Gaudi 3's 64 TPC (Tensor Processor Cores) and 8 MME (Matrix Multiplication Engines) are natively designed for deep learning workloads including large language models, diffusion models, and multi-modal AI. The dedicated media processor offloads image/video decode and pre-processing. Available in PCIe, mezzanine (HL-325L), and UBB (HLB-325) form factors, Gaudi 3 integrates with Dell PowerEdge XE7740 and other OEM server platforms. QS Compute can source Intel Gaudi 3 accelerators for enterprise AI infrastructure deployments.

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