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GIGABYTE · 4U GPU server · AMD EPYC

G494-ZB4-AAP2: 4U server with up to 8 GPUs

4U GPU server with dual AMD EPYC processors and up to eight dual-slot PCIe Gen5 GPUs. Validated with NVIDIA H200 NVL, NVIDIA RTX PRO 6000 Blackwell and AMD Instinct MI350P to train and serve AI models at scale.

Up to 8 dual-slot GPUs

2 x AMD EPYC 9005/9004

48 DDR5 DIMMs

12 NVMe Gen5 bays

4 x 3000 W Titanium PSUs

Servidor GIGABYTE G494-ZB4-AAP2, vista frontal em ângulo, com a tampa aberta

Applications

The platform for AI at scale

The G494-ZB4-AAP2 brings together eight GPUs, two AMD EPYC processors and 48 memory modules in a single server. It is the foundation for training models, serving generative AI to many users or running GPU-accelerated HPC.

AI training

Eight PCIe Gen5 GPUs, including NVIDIA H200 NVL in two sets of four with NVLink bridge.

Inference at scale

Generative AI and language models serving many users at once, with up to eight GPUs per server.

HPC and simulation

Two AMD EPYC processors, 48 DDR5 modules and 12 NVMe Gen5 bays for scientific computing and large-scale data analysis.

Visual computing

Rendering and digital twins with up to eight NVIDIA RTX PRO 6000 Blackwell Server Edition GPUs.

Engineering highlights

Eight GPUs and two AMD EPYC in 4U

Servidor GIGABYTE G494-ZB4-AAP2, vista superior interna, com processadores e memória

Acceleration

Up to 8 dual-slot GPUs

Eight FHFL PCIe Gen5 x16 slots connected through two Broadcom PEX89144 switches. Supports GPUs up to 600 W with the optional fan kit.

Validated GPUs

NVIDIA and AMD

8 x NVIDIA H200 NVL, 8 x NVIDIA RTX PRO 6000 Blackwell Server Edition or 8 x AMD Instinct MI350P, at 25 °C ambient.

Processors

2 x AMD EPYC

9005 and 9004 series, SP5 socket, cTDP up to 400 W (500 W at 30 °C ambient).

Memory

48 DDR5 DIMMs

12 channels per CPU. Up to 5200 MT/s with EPYC 9005 and 4800 MT/s with EPYC 9004 (1 module per channel).

Expansion

6 extra PCIe Gen5 slots

In addition to the GPUs: 3 FHHL and 3 low-profile PCIe Gen5 x16 slots for high-speed networking and DPUs.

Power

4 x 3000 W Titanium

Four redundant power supplies with 80 PLUS Titanium certification (C19 cable).

Datasheet

G494-ZB4-AAP2 specifications

Servidor GIGABYTE G494-ZB4-AAP2, vista frontal com a tampa aberta

Front

Servidor GIGABYTE G494-ZB4-AAP2, vista traseira

Rear

Form factor

4U rack · 448 x 176 x 880 mm (W x H x D) · 1000.5 mm deep with the optional fan kit

Motherboard

MZB3-G41

Processor

2 x AMD EPYC 9005 / 9004 series · SP5 socket (LGA 6096) · cTDP up to 400 W (500 W at 30 °C ambient)

Memory

48 DDR5 RDIMM slots · 12 channels per CPU · up to 5200 MT/s (EPYC 9005) and 4800 MT/s (EPYC 9004) with 1 module per channel

GPU

Up to 8 dual-slot PCIe Gen5 GPUs · up to 600 W each with the optional fan kit

Validated GPUs

8 x NVIDIA H200 NVL (2 sets of 4 with NVLink bridge) · 8 x NVIDIA RTX PRO 6000 Blackwell Server Edition · 8 x AMD Instinct MI350P

PCIe switches

2 x Broadcom PEX89144

Front storage

12 x 2.5" Gen5 NVMe/SATA/SAS-4 hot-swap

Internal storage

2 x M.2 (2280/22110) PCIe Gen3 x4

PCIe slots

8 x FHFL PCIe Gen5 x16 for GPU · 3 x FHHL PCIe Gen5 x16 (2 rear and 1 front) · 3 x LP PCIe Gen5 x16

Networking

2 x 1 Gb/s (Intel I350-AM2, front) · 1 dedicated management port

Management

ASPEED AST2600 BMC · VGA output

Security

TPM 2.0 header (optional module)

Power supply

4 x 3000 W 80 PLUS Titanium redundant · C19 cable

Cooling

12 x 60 x 60 x 56 mm fans and 2 x 40 x 40 x 28 mm fans

Operating temperature

10 °C to 35 °C

Weight

66.8 kg (net)

Product code

6NG494ZB4DR000ACP2

Specifications per the manufacturer. Validated GPUs require 25 °C ambient, and 600 W GPUs require the optional fan kit. The server is validated with a single GPU model at a time. GPUs sold separately. With a single processor, some memory and slots are unavailable.

Official GIGABYTE page ↗

For channels and resellers

Your project backed by a specialized distributor

Gigabyte certification

Strategic partnership with Giga Computing and access to Gigabyte server platforms.

Consultative pre-sales

Technical support to choose GPU, processor, memory, networking, power and cooling based on the workload.

Stock and invoicing

Stock availability and invoicing through the distributor to speed up the reseller's project closing.

Project quote

Request a quote for the G494-ZB4-AAP2

Describe your scenario and a technical specialist will get back to you with the recommended configuration.

Configuration based on workload: training, inference, HPC or visual computing

Service for resellers, integrators and businesses

Pre- and after-sales with a technical specialist

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