{"product_id":"asrock-rack-2u4g-genoa-m3-2u-4-gpu-epyc-barebone","title":"ASRock Rack 2U4G-GENOA\/M3 — 2U 4-GPU EPYC Barebone (PCIe 5.0, 1+1 2700 W)","description":"\u003cdiv style=\"background:linear-gradient(135deg,#0d0d0d 0%,#1a1a2e 100%);color:#fff;padding:32px;border-radius:12px;margin-bottom:32px\"\u003e\n\u003cp style=\"font-size:18px;margin:0 0 20px 0;color:#ccc\"\u003eASRock Rack 2U4G-GENOA\/M3\u003c\/p\u003e\n\u003cp style=\"font-size:26px;font-weight:700;margin:0 0 16px 0;line-height:1.3\"\u003eFour full-size GPU in 2U, on one EPYC socket\u003c\/p\u003e\n\u003cdiv style=\"display:flex;gap:16px;flex-wrap:wrap;margin-top:24px\"\u003e\n\u003cdiv style=\"background:rgba(51,79,180,0.12);border:1px solid #334fb4;border-radius:8px;padding:14px 16px;text-align:center;flex:1;min-width:110px\"\u003e\n\u003cdiv style=\"font-size:22px;font-weight:800;color:#334fb4\"\u003e4\u003c\/div\u003e\n\u003cdiv style=\"font-size:11px;color:#888;text-transform:uppercase;letter-spacing:1px\"\u003etriple-slot PCIe 5.0 x16\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:rgba(51,79,180,0.12);border:1px solid #334fb4;border-radius:8px;padding:14px 16px;text-align:center;flex:1;min-width:110px\"\u003e\n\u003cdiv style=\"font-size:22px;font-weight:800;color:#334fb4\"\u003e2U\u003c\/div\u003e\n\u003cdiv style=\"font-size:11px;color:#888;text-transform:uppercase;letter-spacing:1px\"\u003erack height\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:rgba(51,79,180,0.12);border:1px solid #334fb4;border-radius:8px;padding:14px 16px;text-align:center;flex:1;min-width:110px\"\u003e\n\u003cdiv style=\"font-size:22px;font-weight:800;color:#334fb4\"\u003e2700 W\u003c\/div\u003e\n\u003cdiv style=\"font-size:11px;color:#888;text-transform:uppercase;letter-spacing:1px\"\u003e1+1 redundant\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:rgba(51,79,180,0.12);border:1px solid #334fb4;border-radius:8px;padding:14px 16px;text-align:center;flex:1;min-width:110px\"\u003e\n\u003cdiv style=\"font-size:22px;font-weight:800;color:#334fb4\"\u003eGen5\u003c\/div\u003e\n\u003cdiv style=\"font-size:11px;color:#888;text-transform:uppercase;letter-spacing:1px\"\u003eend to end\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"margin-top:20px;font-size:15px;color:#aaa\"\u003eThe chassis we reach for when a four-card machine has to fit a rack that is already full.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp style=\"font-size:17px;color:#333;margin-bottom:24px\"\u003eA 2U rackmount built around a single SP5 socket that takes four full-length, triple-slot GPU on native PCIe 5.0 x16 — no switch, no lane sharing. Four hot-swap Gen5 NVMe bays, an OCP 3.0 slot for networking and a genuinely redundant 1+1 2700 W Platinum supply. It does in 2U what most of the market needs 4U to do.\u003c\/p\u003e\u003ch2 style=\"font-size:22px;font-weight:700;margin:40px 0 16px 0;padding-bottom:8px;border-bottom:3px solid #334fb4\"\u003eSpecification\u003c\/h2\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin-bottom:24px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#0d0d0d;color:#fff\"\u003e\n\u003cth style=\"padding:12px 16px;text-align:left;color:#fff !important\"\u003eComponent\u003c\/th\u003e\n\u003cth style=\"padding:12px 16px;text-align:left;color:#fff !important\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background:#f8f8f8\"\u003e\n\u003ctd style=\"padding:10px 16px;font-weight:600;width:34%\"\u003eForm factor\u003c\/td\u003e\n\u003ctd style=\"padding:10px 16px\"\u003e2U rackmount, 850 × 438 × 87.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff\"\u003e\n\u003ctd style=\"padding:10px 16px;font-weight:600;width:34%\"\u003eProcessor\u003c\/td\u003e\n\u003ctd style=\"padding:10px 16px\"\u003eSingle Socket SP5 (LGA 6096). AMD EPYC 9005 (BIOS update required), 9004 incl. 3D V-Cache, and 97x4. Up to 400 W TDP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f8f8f8\"\u003e\n\u003ctd style=\"padding:10px 16px;font-weight:600;width:34%\"\u003eMemory\u003c\/td\u003e\n\u003ctd style=\"padding:10px 16px\"\u003e8 DIMM slots, 1DPC. DDR5 RDIMM \/ RDIMM-3DS to 4800 MHz. 128 GB per RDIMM, 256 GB per 3DS module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff\"\u003e\n\u003ctd style=\"padding:10px 16px;font-weight:600;width:34%\"\u003eGPU slots\u003c\/td\u003e\n\u003ctd style=\"padding:10px 16px\"\u003eRear: 1 × FHFL triple-slot PCIe 5.0 x16 + 1 × FHHL PCIe 5.0 x16. Internal: 3 × FHFL triple-slot PCIe 5.0 x16. Plus 1 × FHFL PCIe 5.0 x8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f8f8f8\"\u003e\n\u003ctd style=\"padding:10px 16px;font-weight:600;width:34%\"\u003eGPU clearance\u003c\/td\u003e\n\u003ctd style=\"padding:10px 16px\"\u003e312.4 × 137 × 62 mm rear, 312.4 × 130 × 62 mm internal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff\"\u003e\n\u003ctd style=\"padding:10px 16px;font-weight:600;width:34%\"\u003eStorage\u003c\/td\u003e\n\u003ctd style=\"padding:10px 16px\"\u003e4 × hot-swap 2.5\" NVMe PCIe 5.0 x4 + 2 × hot-swap 2.5\" SATA, 6-port backplane. 2 × M.2 PCIe 5.0 x4 internal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f8f8f8\"\u003e\n\u003ctd style=\"padding:10px 16px;font-weight:600;width:34%\"\u003eNetworking\u003c\/td\u003e\n\u003ctd style=\"padding:10px 16px\"\u003e1 × OCP NIC 3.0 (PCIe 5.0 x16), dedicated IPMI GLAN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff\"\u003e\n\u003ctd style=\"padding:10px 16px;font-weight:600;width:34%\"\u003ePower\u003c\/td\u003e\n\u003ctd style=\"padding:10px 16px\"\u003e1+1 CRPS, 2700 W at 200–240 V (1200 W at 110 V), 80 PLUS Platinum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f8f8f8\"\u003e\n\u003ctd style=\"padding:10px 16px;font-weight:600;width:34%\"\u003eCooling\u003c\/td\u003e\n\u003ctd style=\"padding:10px 16px\"\u003e3 × 80 × 38 mm + 1 × 80 × 80 mm PWM, front-to-back\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff\"\u003e\n\u003ctd style=\"padding:10px 16px;font-weight:600;width:34%\"\u003eManagement\u003c\/td\u003e\n\u003ctd style=\"padding:10px 16px\"\u003eASPEED AST2600 BMC, IPMI, mini DisplayPort, 2 × USB 3.2 Gen1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2 style=\"font-size:22px;font-weight:700;margin:40px 0 16px 0;padding-bottom:8px;border-bottom:3px solid #334fb4\"\u003eRead the power budget before you choose cards\u003c\/h2\u003e\u003cp\u003eThe 1+1 supply means one module has to carry the whole machine, so the honest budget is \u003cstrong\u003e2700 W, not 5400 W\u003c\/strong\u003e. That single number decides which GPU this chassis is for.\u003c\/p\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin-bottom:24px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#0d0d0d;color:#fff\"\u003e\n\u003cth style=\"padding:12px 16px;text-align:left;color:#fff !important\"\u003eComponent\u003c\/th\u003e\n\u003cth style=\"padding:12px 16px;text-align:left;color:#fff !important\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background:#f8f8f8\"\u003e\n\u003ctd style=\"padding:10px 16px;font-weight:600;width:34%\"\u003e4 × 300 W class (e.g. RTX PRO 6000 Max-Q)\u003c\/td\u003e\n\u003ctd style=\"padding:10px 16px\"\u003e~1200 W of GPU, ~1800 W total. Comfortable, and the configuration this chassis was designed around\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff\"\u003e\n\u003ctd style=\"padding:10px 16px;font-weight:600;width:34%\"\u003e2 × 600 W class (Server \/ Workstation Edition)\u003c\/td\u003e\n\u003ctd style=\"padding:10px 16px\"\u003e~1200 W of GPU, ~1800 W total. Also comfortable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f8f8f8\"\u003e\n\u003ctd style=\"padding:10px 16px;font-weight:600;width:34%\"\u003e4 × 600 W class\u003c\/td\u003e\n\u003ctd style=\"padding:10px 16px\"\u003e~2400 W of GPU, ~3000 W total. \u003cstrong\u003eOver budget once a supply fails.\u003c\/strong\u003e Do not specify it\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003eNote also that the three internal x16 positions have no external cutout, so an add-in card fitted there has no reachable I\/O ports. For compute cards that is irrelevant. For anything you need to plug into, use the rear slots.\u003c\/p\u003e\u003ch2 style=\"font-size:22px;font-weight:700;margin:40px 0 16px 0;padding-bottom:8px;border-bottom:3px solid #334fb4\"\u003eWhere the 8 DIMM slots bite\u003c\/h2\u003e\u003cp\u003eSP5 is a twelve-channel platform and this board brings out eight slots at one DIMM per channel. You therefore run \u003cstrong\u003eeight of twelve channels\u003c\/strong\u003e, whatever you populate, and memory bandwidth lands around two thirds of what the CPU could do. For GPU work, where the cards hold the working set, that trade buys you the 2U height and is usually the right one. For a memory-bound CPU workload it is the wrong chassis and we will tell you so.\u003c\/p\u003e\u003cp\u003eIt also sets the ceiling: 1 TB with 128 GB RDIMMs, 2 TB with 256 GB 3DS. If you are sizing system memory at twice total VRAM — which is what we recommend — four 96 GB cards want 768 GB, and that needs 96 GB or larger modules.\u003c\/p\u003e\u003ch2 style=\"font-size:22px;font-weight:700;margin:40px 0 16px 0;padding-bottom:8px;border-bottom:3px solid #334fb4\"\u003eRack and cooling\u003c\/h2\u003e\u003cp\u003eFront-to-back airflow, rated for continuous 24\/7 operation in a datacentre rack. Plan a dedicated feed sized for the real load: around 2 kW for a four-card Max-Q build. Cold aisle below 24 °C and real airflow through the rack, not just perforated doors — 2U at this power density is unforgiving of a cabinet that merely looks ventilated.\u003c\/p\u003e\u003ch2 style=\"font-size:22px;font-weight:700;margin:40px 0 16px 0;padding-bottom:8px;border-bottom:3px solid #334fb4\"\u003eWhat is included\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWhat is in the box:\u003c\/strong\u003e chassis, backplane, motherboard, the full fan wall and the power supplies listed above, pre-fitted and cabled. It is a complete, working platform less the parts you choose.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is not:\u003c\/strong\u003e CPU, memory, drives, GPU and any add-in NIC. Those are specified with you and priced separately — that is the point of buying a barebone rather than a finished server.\u003c\/p\u003e\u003ch2 style=\"font-size:22px;font-weight:700;margin:40px 0 16px 0;padding-bottom:8px;border-bottom:3px solid #334fb4\"\u003eWhat Kentino adds\u003c\/h2\u003e\u003cp\u003eEvery barebone we ship is unpacked, assembled, powered up and tested before it leaves Prague: fan wall and PSU redundancy checked, BMC firmware brought up to the current release, IPMI configured and the network details handed over in writing. You get a machine that has already been switched on once by somebody who knows what it should sound like.\u003c\/p\u003e\u003cp\u003eTell us the workload instead of the part numbers and we will specify the CPU, memory and storage for you, build it, burn it in and ship it as a finished server. The same chassis, the same price for the chassis — we simply add the parts and the work.\u003c\/p\u003e\u003cp style=\"font-size:14px;color:#666\"\u003e\u003cem\u003ePrice shown is EUR 5,526 excluding VAT for the barebone as described, \u003cstrong\u003eEXW Prague\u003c\/strong\u003e (Incoterms 2020). Freight, insurance and any destination duties are for the buyer’s account. Typical lead time 10–28 days. Image: ASRock Rack.\u003c\/em\u003e\u003c\/p\u003e","brand":"Kentino \/ ASRock Rack","offers":[{"title":"Default Title","offer_id":54509188579656,"sku":"2U4G-GENOA\/M3","price":5526.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/5479\/3800\/files\/01-2u4g-genoa-m3-1.jpg?v=1793969136","url":"https:\/\/kentino.com\/products\/asrock-rack-2u4g-genoa-m3-2u-4-gpu-epyc-barebone","provider":"Kentino","version":"1.0","type":"link"}