GI

Gigabyte AI TOP ATOM Double Stack Bundle

Connects two AI TOP ATOM units via ConnectX-7 for 256 GB unified memory and 2,000 TFLOPS FP4. Leverages Gigabyte's higher 240W PSU headroom per unit for sustained double-node workloads.

Grace Blackwell Architecture · 256GB Unified Memory · 2.0K TOPS

Grace Blackwell 2025 Unified Memory NVIDIA DGX OS
AI Performance
2.0K
TOPS
Memory
256GB
LPDDR5x
Max Model
405B
parameters
Networking
Gbps

Full Specifications

Architecture & Compute
Architecture Grace Blackwell
SoC Model GB10
GPU Architecture NVIDIA Blackwell
CPU Architecture ARMv9
CPU Cores 40 cores
CPU Details 2x (10x Cortex-X925 + 10x Cortex-A725)
Memory
Capacity 256 GB
Type LPDDR5x
Bandwidth 273 GB/s
Interface 256-bit
Unified Memory Coherent CPU-GPU
Performance
Peak TOPS (AI) 2.0K TOPS
Max Model Parameters 405 billion
Storage
Capacity 8 TB NVMe M.2 PCIe 5.0
Type NVMe M.2 PCIe 5.0
Networking & Connectivity
SmartNIC ConnectX-7
NIC Bandwidth Gbps
Ethernet 10GbE
WiFi WiFi 7
Bluetooth Bluetooth 5.4
USB Ports 8x USB 3.2 Type-C (4 per unit)
Physical Specifications
Dimensions (W×D×H) 150 × 150 × 50.5 mm
Weight 3 kg
Power Supply W
TDP 480W

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Release Information

Release 2025
Vendor Gigabyte
OS NVIDIA DGX OS