Un serveur maison pour le chat LLM privé (Ollama + Open WebUI), la complétion de code locale et le fine-tuning LoRA — beaucoup de VRAM, beaucoup de RAM. Prices and availability for France.
Build recommandé
Architecture: tower build on LGA 1700 + Intel Z790
≈ €2,579
Total
Évaluationbalanced
cpu
10C/16T · 4.7 GHz · LGA 1700 · 65 W
motherboard
Intel Z790 · ATX · 3× M.2
ram
128 GB DDR4 · 3200 MT/s
case
MATX/ATX/ITX · 1× 3.5″
cooling
passive · 150 W TDP
psu
1300 W · platinum · modular
storage
NVME · 8 TB
gpu
24 GB VRAM · 140 W · CUDA
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Based on your goals you need roughly 12 CPU threads, 80GB RAM and 4TB of storage with ai GPU capability. This system runs 24/7, so energy matters. Recommended: the Value build — most for your money — 2579€ purchase, ~65W idle, ~294€/year energy (≈883€ over 3 years). Intel Core i5 14400F: 16 threads covers the 12 needed with headroom. Motherboard Intel Z790 (LGA 1700): matches the CPU socket and case size. RAM: 128GB DDR4 — meets the 80GB the workload requires. NVIDIA RTX PRO 4000 Blackwell 24GB: 24GB VRAM selected for your ai GPU need. Chose Intel Core i5 14400F over AMD Ryzen 5 5600T OEM/Tray: better overall fit for your priorities. Build DNA: performance 83, value 63, efficiency 46, expandability 89, silence 73, longevity 100 — overall 69/100. Heads-up: Total (2579€) exceeds your budget (2500€) by 79€ (3%). Ranking already prefers in-budget variants — this one is shown for comparison; check the value variant or raise the budget. What limits you first: CPU. Alternatives: Smart build — best all-round — 8326€, DNA 77/100, balanced · Long-term build — expandable & future-proof — 3855€, DNA 83/100, balanced · Performance build — maximum capability — 8326€, DNA 77/100, balanced.
Le système dans son ensemble — avant la liste de courses.
Le système dans son ensemble — avant la liste de courses.
diy · tower build on LGA 1700 + Intel Z790
Nous répartissons ton build entre la performance dont tu as besoin, celle que tu achètes et celle que tu utiliseras probablement au quotidien. Quand l'écart est grand, tu achètes trop.
BALANCED — le build est dimensionné au plus près des exigences de la charge.
| Performance nécessaire | Performance achetée | Probablement utilisée | |
|---|---|---|---|
| Threads CPU | 12 | 16 | 8 |
| RAM | 80 | 128 | 64 |
| Stockageoverbuy | 4 | 8 | 4 |
| VRAM GPU | 24 | 24 | 24 |
| Réseau | 2.5G | 1.0G | 1.0G |
Ce que cela signifie
Un score de pérennité explicable, le score de risque homelab, un audit final avant achat et ce qui deviendra le facteur limitant au fil du temps.
Pérennité solide
Strong future-proofing (71/100) — this build should stay relevant for years without major surgery.
DIY build — the CPU, motherboard and PSU can each be upgraded independently without replacing the whole system.
Expansion headroom: 1 PCIe slot(s), 2 M.2, 4 SATA, 1 drive bay(s), 0 RAM slot(s) free.
Storage is 50% utilized with 1 free drive bay(s) and 4 free SATA port(s).
0 RAM slot(s) free; memory is 63% utilized.
Networking is 2500 Mbps, and a free PCIe slot can add a faster NIC later.
MATX form factor with standard, socketed components — most parts are easy to replace.
A 24GB GPU is present — AI and transcoding workloads are covered.
Risque modéré
Moderate risk (37/100) — a few items are worth fixing before you commit (see checklist).
Single point of failure
Risque: criticalAll data sits on a single drive with no redundancy — one failure means total loss.
Solution: Add at least a mirror (RAID 1/ZFS mirror) for irreplaceable data, or an additional parity drive for larger arrays.
Storage risk
Risque: lowSolid-state storage — no moving parts, low mechanical failure risk.
Solution: For an always-on system, prefer NAS/CMR-rated drives; monitor SMART and replace before the warranty ends.
Data loss risk
Risque: high1 drive(s) with no redundancy — a single SSD/controller failure can still lose data.
Solution: Add redundancy and an off-site/off-box backup for anything irreplaceable.
Power risk
Risque: lowPSU is 1300W, peak load 263W (20%).
Solution: PSU sizing leaves healthy headroom for spikes and future parts.
Network risk
Risque: lowSingle 2500 Mbps NIC — a switch/port failure takes the box fully offline, and multi-user media can saturate 2500 Mbps.
Solution: Consider a second NIC or a managed switch; for heavy media, plan for 2.5/10G before the build.
Expansion risk
Risque: low1 PCIe, 2 M.2, 4 SATA, 1 bays free.
Solution: Healthy room for future drives, NICs and accelerators.
Upgrade risk
Risque: low2024 platform — current generation with a forward-looking socket/feature set.
Solution: Buy for the workload, not the socket — upgrade paths are a bonus, not a guarantee.
Audit found 2 critical and 0 warning item(s) worth fixing before you buy.
Check the balance
CritiqueTotal (2579€) exceeds your budget (2500€) by 79€ (3%). Ranking already prefers in-budget variants — this one is shown for comparison; check the value variant or raise the budget.
Action: Reconsider the config for the stated workload or budget before buying.
Catégorie: balance
No storage redundancy
Critique1 drive(s) with no mirror or parity for the data you plan to store.
Action: Add at least a mirror for irreplaceable data before you migrate anything.
Catégorie: storage
Add a UPS
OptionnelAn always-on server holding data should survive power blips.
Action: Add an online/line-interactive UPS sized to the build's idle draw.
Catégorie: power
Keep a backup off-box
OptionnelRedundancy inside the box does not survive fire, theft or a whole-array fault.
Action: Mirror the important data to an external drive, a second box, or cloud.
Catégorie: storage
Drive bays remain
Futur1 drive bay(s) free for future capacity.
Action: Expand capacity in pairs (mirror/parity) when needed.
Catégorie: storage
PCIe slot available
Futur1 free PCIe slot(s) for a NIC, HBA or GPU later.
Action: Use it for a 10G NIC, extra HBA, or an accelerator when the need appears.
Catégorie: expansion
RAM is maxed out is the most likely thing to date this build within 1-2y.
RAM is maxed out
Pourquoi: All RAM slots are used and the workload already sits at 63% — the next memory need means replacing kits or a new build.
Que faire: Buy a single larger kit now, or plan the RAM for the full lifecycle.
Storage growing
Pourquoi: 50% of capacity in use — comfortable today, tighter over a few years.
Que faire: Plan the growth curve; keep at least one bay free for the next drive.
CPU is the closest to its limit (75% of capacity in use) — it will likely force the next upgrade.
Variantes alternatives générées par le moteur pour le même scénario — touchez-en une pour voir ses pièces.
tower build on LGA 1700 + Intel Z790 · Repos 108 W · balanced
≈ €8,326
| Rôle | Composant | Qté | Prix | Acheter |
|---|---|---|---|---|
| cpu | Intel Core i9 14900F | 1 | €872 | … |
| motherboard | Gigabyte Z790 AORUS ELITE AX DDR4 ATX | 1 | ≈ €139 | … |
| ram | G.Skill Trident Z Royal Silver DDR4-3200 CL14 128GB (4x32GB) | 1 | ≈ €258 | … |
| case | Thermaltake View 370 TG White | 1 | €27 | … |
| cooling | Thermalright Le Grand Macho Air 159mm Fanless | 1 | ≈ €35 | … |
| psu | be quiet! Dark Power 13 Fully Modular ATX Power Supply - 1000 Watts ATX 3.1 - Black | 1 | €33 | … |
| storage | Rocket Q NVMe SSD | 1 | €122 | … |
| gpu | NVIDIA RTX PRO 6000 Blackwell Workstation Edition 96GB GDDR7 | 1 | ≈ €6,840 | … |
| Total: | ≈ €8,326 | |||
tower build on LGA 1851 + Intel B860 · Repos 105 W · balanced
≈ €3,855
| Rôle | Composant | Qté | Prix | Acheter |
|---|---|---|---|---|
| cpu | Intel Core Ultra 7 265 | 1 | €484 | … |
| motherboard | Asus B860 PRIME B860M-A LGA1851 DDR5 Micro ATX | 1 | €189 | … |
| ram | Kingston FURY Renegade Pro Registered Black DDR5-6400 CL32 128GB (4x32GB) | 1 | ≈ €425 | … |
| case | Thermaltake View 370 TG White | 1 | €27 | … |
| cooling | Thermalright Le Grand Macho Air 159mm Fanless | 1 | ≈ €35 | … |
| psu | Gigabyte AORUS ELITE P1000 Black 1000W Fully Modular 80+ Platinum Certified | 1 | €213 | … |
| storage | Rocket Q NVMe SSD | 1 | €122 | … |
| gpu | ZOTAC GAMING GeForce RTX 5090 SOLID 32GB GDDR7 | 1 | ≈ €2,360 | … |
| Total: | ≈ €3,855 | |||
tower build on LGA 1700 + Intel Z790 · Repos 108 W · balanced
≈ €8,326
| Rôle | Composant | Qté | Prix | Acheter |
|---|---|---|---|---|
| cpu | Intel Core i9 14900F | 1 | €872 | … |
| motherboard | Gigabyte Z790 AORUS ELITE AX DDR4 ATX | 1 | ≈ €139 | … |
| ram | G.Skill Trident Z Royal Silver DDR4-3200 CL14 128GB (4x32GB) | 1 | ≈ €258 | … |
| case | Thermaltake View 370 TG White | 1 | €27 | … |
| cooling | Thermalright Le Grand Macho Air 159mm Fanless | 1 | ≈ €35 | … |
| psu | be quiet! Dark Power 13 Fully Modular ATX Power Supply - 1000 Watts ATX 3.1 - Black | 1 | €33 | … |
| storage | Rocket Q NVMe SSD | 1 | €122 | … |
| gpu | NVIDIA RTX PRO 6000 Blackwell Workstation Edition 96GB GDDR7 | 1 | ≈ €6,840 | … |
| Total: | ≈ €8,326 | |||
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