Mid-Tower

1. Single socket H2 (LGA 1155) supports Intel® Xeon® E3-1200 & v2 series, 2nd Gen Core i3 processors* 2. Up to 32GB DDR3 ECC 1333MHz / 1600MHz* UDIMMs in 4 sockets 3. 1 PCI-E 3.0* x16, 2 PCI-E 2.0 x4 in x8, and 3 PCI 32-bit Expansion Slots 4. Intel® 82574L, 2x GbE LAN ports 5. Front I/O: 2x USB 2.0 ports 6. 4x 3.5" internal SATA HDDs and opt. 4x 2.5" HDD cage, 90° rotatable 7. 500W High-efficiency Power Supply

1. Single socket P (LGA 3647) supports Intel® Xeon® Phi™ x200 processor, CPU TDP support Up to 260W 2. Intel® C612 chipset 3. Up to 384GB ECC LRDIMM, 192GB ECC RDIMM, DDR4-2400MHz in 6 DIMM slots 4. 2 PCI-E 3.0 x16, 1 PCI-E 3.0 x4 5. 6x 3.5" and 4x 2.5" tool-less drive bays, 2x 5.25" peripheral bays

1. Single socket P (LGA 3647) supports Intel® Xeon® Phi™ x200 processor, CPU TDP support Up to 260W 2. Intel® C612 chipset 3. Up to 384GB ECC LRDIMM, 192GB ECC RDIMM, DDR4-2400MHz in 6 DIMM slots 4. 2 PCI-E 3.0 x16, 1 PCI-E 3.0 x4 5. 6x 3.5" and 4x 2.5" tool-less drive bays, 2x 5.25" peripheral bays 6. Dual GbE LAN port via Intel® i350 7. Dual cooling zones, 6 fans total 1x 12cm rear exhaust fan 8. 750W Multi-output Power Supply

1. Single socket H2 (LGA 1155) supports Intel® Xeon® E3-1200 & v2 series, 2nd Gen Core i3 processors* 2. Up to 32GB DDR3 ECC 1333MHz / 1600MHz* UDIMMs in 4 sockets 3. 2 PCI-E 3.0* x8 and 1 PCI-E 2.0 x4 in x8 Expansion Slots 4. Intel® 82579LM and 82574L, 2x Gigabit Ethernet LAN ports 5. 9x USB 2.0 ports (2 rear + 6 via header + 1 Type-A) 6. 2x 5.25" external drive bays, 4x 3.5" internal drive bays, 1x 3.5" external drive bay (OEM), 90° rotating hard drive cage 7. 300W High-efficiency Power Supply

1. Single socket H4 (LGA 1151) supports Intel® 7th/6th Gen. Core™ i7/i5/i3 series 2. Intel® Z270 Express Chipset 3. Up to 64GB Non-ECC UDIMM, DDR4-3733MHz (OC), in 4 DIMM slots 4. 4 PCI-E 3.0 x16 (run at 16/NA/16/NA, 8/8/8/8, Auto Switch), 1 PCI-E 3.0 x4 5. 2 PCIe 3.0 x4 M.2 (support 22110) 1 compatible w/ SATA; RAID 0, 1 support 6. 2 PCIe 3.0 x4 U.2 (1 share with M.2); RAID 0, 1 support 7. USB 3.1/3.0/2.0, 2 GbE LAN ports (1 via Intel i210-AT, 1 via Intel i219V) 8. Removable 3.5" and 2.5" HDD/SSD cages with tool-less trays for up to 10 drives; 2x 5.25" Peripheral Drive Bays 9. 1 DP (Display Port), 1 HDMI 10. HD Audio 7.1 channel connector by Realtek ALC1150, support SPDIF-Out 11. 750W Multi-output ATX Power Supply with modular cable; 80Plus Gold

1. Single socket H3 (LGA 1150) supports Intel® Xeon® E3-1200 v3, 4th gen. Core i3, Pentium V, Celeron processors 2. Intel® C222 Express PCH 3. Up to 32GB DDR3 ECC 1600MHz UDIMMs in 4 sockets 4. 1 (x8) PCI-E 3.0 in x16, 1 (x8) PCI-E 3.0, and 1 (x4) PCI-E 2.0 in x8 slots 5. I/O Ports: 1 VGA, 2 COM, 2 GbE LAN, dedicated IPMI, 2 USB 2.0 (front) 6. 4x 3.5" tool-less HDD trays + 2x 5.25" drive bays 7. 300W High-efficiency Power Supply

1. Dual socket P (LGA 3647) supports Intel® Xeon® Scalable Processors, Dual UPI up to 10.4GT/s 2. Up to 2TB ECC 3DS LRDIMM, up to DDR4-2666MHz; 16 DIMM slots 3. 4 PCI-E 3.0 x16, 2 PCI-E 3.0 x8 slots 4. 2x 1GbE LAN ports 5. 7.1 HD Audio 6. 4 Internal fixed 3.5" drive bays, 2 5.25" peripheral drive bays 7. 1 M.2 slot, 2 NVMe support with optional cables 8. 1200W High-efficiency Power Supply Platinum Level Certified

3rd Gen Intel® Xeon® Scalable processor support Intel® C621A Chipset 5 PCI-E 4.0 x16, 1 PCI-E 4.0 x8, 2 NVMe M.2 slots 2x 5.25" peripheral drive bays 4x internal 3.5" SATA rotating drive bays for easy access Compact and quiet operation New front bezel with keylock for added security 1 VGA, 1 COM, 4 USB 3.0 (rear), 2 USB 3.0 (front), 7.1 HD Audio Supports up to two double width active GPUs

1.Single AMD EPYC™ 7002/7003 Series Processor 2.8 DIMMs; up to 2TB 3DS ECC DDR4-3200MHz RDIMM/LRDIMM 3.5 PCI-E 4.0 x16 (FH), 2 PCI-E 4.0 x8 (FH) 4.Integrated IPMI 2.0 + KVM with dedicated LAN • Software Out of Band License  key (SFT-OOB-LIC) included  for OOB BIOS management 5.4 internal 3.5" SATA3 drive bays and 4 internal 2.5" drive bays M.2 Interface: 2 PCI-E 4.0 x4 M.2 Form Factor: 2280, 22110 M.2 Key: M-Key

1. Single socket R (LGA 2011) supports Intel® Xeon® processor E5-2600/1600 and E5-2600/1600 v2 family† 2. Up to 512GB ECC DDR3, up to 1866MHz; 8x DIMM slots 3. Expansion slots: 2 PCI-E 3.0 x16, 1 PCI-E 3.0 x4 (in x8), 1 PCI-E 2.0 x4 (in x8), 1x PCI-32 4. Intel® 82579LM and 82574L, 2x Gigabit Ethernet LAN ports 5. 4 USB 3.0 and 14 USB 2.0 ports 6. 4x 3.5" SATA3 HDD bays, 90° rotating hard drive cage, 4x 2.5" internal HDD/SSD bays (opt.) 7. 900W Gold Level Power Supply