Dell PowerEdge R940xa EMC Technical Specifications - Page 29

Number of hard drives Risers Number of processo rs Number of GPUs Heat sink Up to 205W Up to 205W processor processor (CPU 1/2) (CPU 3/4) 24 x 2.5 inch SAS/ 8 PCIe SATA + (X16 PCIe Riser 1/X16 4 8 x 2.5 PCIe Riser inch SAS/ 2) SATA 4U height HSK 2 2U height HSK (L-shape) 24 x 2.5 inch SAS/ 8 PCIe SATA + (X16 PCIe Riser 1/X16 4 8 x 2.5 PCIe Riser inch SAS/ 2) SATA 4U height HSK 4 2U height HSK (L-shape) 8 x 2.5 12 PCIe inch SAS/ (X8 PCIe SATA Riser 1/X8 2 PCIe Riser N/A 2U height HSK N/A 2) 8 x 2.5 12 PCIe inch SAS/ (X8 PCIe SATA Riser 1/X8 4 PCIe Riser 2) 4U height N/A 2U height HSK HSK (L-shape) 8 x 2.5 8 PCIe inch SAS/ (X16 PCIe SATA Riser 1/X16 2 PCIe Riser 2) 2 2U height HSK N/A 8 x 2.5 8 PCIe inch SAS/ (X16 PCIe SATA Riser 1/X16 4 PCIe Riser 2) 4U height 2 2U height HSK HSK (L-shape) 8 x 2.5 8 PCIe inch SAS/ (X16 PCIe SATA Riser 1/X16 4 PCIe Riser 2) 4U height 4 2U height HSK HSK (L-shape) Fan type Six standar d Six standar d Six standar d Six standar d Six standar d Six standar d Six standar d Shroud DIMM blank Remove the GPU shroud Yes (max 44x) Remove the GPU shroud Yes (max 44x) Yes (max Standard 22x) Yes (max Standard 44x) Remove the GPU shroud Yes (max 22x) Remove the GPU shroud Yes (max 44x) Remove the GPU shroud Yes (max 44x) Processo r/DIMM blank N/A N/A N/A N/A N/A N/A N/A Fan blank N/A N/A N/A N/A N/A N/A N/A Ambient temperature limitations The following table lists configurations that require ambient temperature less than 30°C: NOTE: The ambient temperature limit must be adhered to ensure proper cooling and to avoid excess CPU throttling, which may impact system performance. Table 21. Configuration-based ambient temperature restrictions System PowerEdge R940xa Backplane CPU Thermal Design Power (TDP) 24 x 2.5 inch SAS/ Up to 205 W SATA + 8 x 2.5 inch SAS/SATA CPU heat sink Fan type 2U height HSK + Standard fan 4U height HSK GPU Ambient restriction ≥1 double-width/ 30°C single-width Technical specifications 29