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ASRock Rack

4U16X-GNR2/ZC B300

Model4U16X-GNR2/ZCSKU4U16X-GNR2/ZC B300
ProcessorIntel Xeon
GraphicsNVIDIA B300

Specifications 40 normalized

Processor
Processor
Supports Intel Xeon 6700P-series, 6500P-series, and 6700E-series processors
Chipset
System on Chip
Memory & storage
Memory
16+16 DIMM slots (2DPC)
supports DDR5 RDIMM, RDIMM-3DS, MRDIMM
Storage
10 Hot-swap 2.5" NVMe (PCIe5.0 x4) drive bays from PCIe Switch
Front Side Drive Bay
10 Hot-swap 2.5" NVMe (PCIe5.0 x4) drive bays from PCIe Switch
2 Hot-swap 2.5" NVMe (PCIe5.0 x4) drive bays from CPU
External Drive Bay / Storage Internal Side
1 M-key (PCIe5.0 x2), supports 22110/2280 form factor [CPU0]
Max. Capacity Per DIMM
RDIMM: 128 GB
MRDIMM: 64 GB
System Memory Voltage
1.1V
Drive Bays
10× 2.5
Graphics
Graphics
NVIDIA HGXâ„¢ B300 NVL8
Display
Front Panel Buttons
Power button w/ LED, Reset button, NMI button, UID button
Connectivity
Networking
Intel i350: 2 RJ45 (1GbE)
Dedicated IPMI LAN
1 Realtek RTL8211F for dedicated management GLAN
USB 3.2 Gen1 Port
2 Type-A (USB3.2 Gen1)
Power & battery
Power Supply
5+5 CRPS
Physical & build
System Dimensions
919 x 435 x 175 mm (36.2" x 17.1" x 6.9")
Form Factor
4U Rackmount
Fan
2 PWM 80x80 mm fans, 8 PWM 60x56 mm fans
Warranty & support
Support Motherboard
GNR2D32G-2L+
Supported DIMM Quantity
16+16 DIMM slots (2DPC)
Supported Type
DDR5 RDIMM-3DS
DDR5 MRDIMM
Other
LEDs
System fault LED, HDD activity LED
Output Watts
3002.4W @ 220-240Vac input, 2900W @200-220Vac input
Efficiency
80-PLUS Titanium
AC Input
200-240Vrms, 50/60 Hz
Socket
1+1 Socket E2 (LGA 4710)
Switch IC
PEX89104
Topology
Synthetic mode for optimized performance of GPU-to-CPU, GPUDirect RDMA NIC, and GPUDirect Storage
Max. DIMM Frequency
RDIMM: 6400MT/s (1DPC), 5200MT/s (2DPC)
RDIMM-3DS: 6400MT/s (1DPC), 5200MT/s (2DPC)
MRDIMM: 8000MT/s (1DPC only) *
* Only available for Intel Xeon 6500P/6700P-series processors
PCIe X 16
Rear:
2 FHHL PCIe5.0 x16
BMC Controller
ASPEED AST2600
VRAM
DDR4 512 MB
UID Button/LED
1 UID button w/ LED
Other Button/LED
1 power button w/ LED
RJ45
2 RJ45 (1GbE) by Intel i350, shares with Front Panel
1 dedicated IPMI, shares with Front Panel
BIOS Type
AMI UEFI BIOS
512Mb SPI Flash ROM
BIOS Features
Plug and Play, ACPI 4.0 and above compliance wake up events, SMBIOS 3.4 and above, ASRock Rack instant flash
Temperature
CPU, MB, Card side Temperature Sensing
Hardware Monitor Voltage
P0_VDDCR_CPU0, P0_VDDCR_CPU1, P0_VDDCR_SOC, P0_VDD_18_DUAL, P0_VDD_11_S3, P0_VDDIO, P1_VDDCR_CPU0, P1_VDDCR_CPU1, P1_VDDCR_SOC, P1_VDD_18_DUAL, P1_VDD_11_S3, P1_VDDIO, +BAT, +12V, +3VSB, +5VSB
Humidity
Non-operating humidity: 20% ~ 90% (non-condensing)

I/O Ports 5

  • 2 RJ45 (1GbE) by Intel i350
  • 4 Type-A (USB3.2 Gen1)
  • 1 DB15 (VGA)
  • Intel i350: 2 RJ45 (1GbE)
  • 2 Type-A (USB3.2 Gen1)

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