# Hardware cost parameters for extrapolation (task 10).
# Street prices retrieved 2026-07-11 from the sources below (server DRAM is
# in a documented 2025-2026 price surge - see market_context). The cost
# model buys whole components: 64 GB RDIMM modules and 7.68 TB NVMe drives.
# Operator-editable; re-run extrapolate.py after changes (code-config-yaml).
as_of: "2026-07-11"
ram_module_gb: 64
ram_module_usd: 1887.0       # A-Tech 64GB (2x32GB) DDR5-5600 ECC RDIMM
nvme_drive_tb: 7.68
nvme_drive_usd: 3995.0       # Cloud Ninjas NEW 7.68TB NVMe U.2 1DWPD (Dell 14-16G)
server_16_core_usd: 4618.0   # Supermicro AS-1015CS-TNR 1U (EPYC 9004/9005), Broadberry starting config
server_32_core_usd: 6272.0   # Supermicro AS-1115CS-TNR 1U, Broadberry starting config
extra_node_usd: 4618.0       # one additional entry 1U node (AS-1015CS-TNR chassis)
sources:
  ram: https://atechmemory.com/collections/ddr5-memory-ram
  nvme: https://cloudninjas.com/products/new-7-68tb-nvme-u-2-1dwpd-sie-2-5-enterprise-solid-state-drive-for-14th-15th-16th-gen-dell
  servers: https://www.broadberry.com/amd-epyc-9004-supermicro-servers
  market_context: https://www.techpowerup.com/342331/server-dram-pricing-jumps-50-only-70-of-orders-getting-filled
