Description 
HP Pro Tower 290 G9 Desktop PC
Operating system: Free DOS
Processor family: 12th Generation Intel® Core™ i7 processor
Processor: Intel® Core™ i7-12700 (up to 4.9 GHz with Intel® Turbo Boost Technology, 25 MB L3 cache, 12 cores, 20 threads)
Chipset: Intel® H670
Graphics: Integrated, Intel® UHD Graphics
Memory: 8 GB DDR4-3200 MHz RAM (1 x 8 GB)
Memory Slots: 2 DIMM
Maximum memory: 128 GB DDR5-4800 SDRAM
Internal Storage: 512 GB PCIe® NVMe™ M.2 SSD
Dimensions (W x D x H): 15.5 x 30.3 x 33.7 cm
Weight: 4.7 kg (Exact weight depends on configuration.)
Wireless: Realtek RTL8822CE 802.11a/b/g/n/ac (2x2) Wi-Fi® and Bluetooth® 5 wireless card
Form factor: Tower
Keyboard: HP 125 Wired Keyboard and mouse combo
Audio: Realtek ALC3252 codec, universal audio jack with CTIA and OMTP headset support
Expansion slots: 2 M.2; 1 PCIe 3 x1; 1 PCIe 4 x16 4 5 6 (1 M.2 slot for WLAN and 1 M.2 2242/2280 slot for storage.)
Ports: Front 4 USB Type-A 5Gbps signaling rate; 1 headphone/microphone comboRear 4 USB 2.0 Type-A; 1 HDMI; 1 RJ-45; 1 VGA; 1 power connector; 1 line in; 1 line out
Internal drive bays: Two 3.5" HDD; 1 slim ODD
Power: 180 W external power adapter, up to 90% efficiency, active PFC 
Manufacturer Warranty: 1-year off-site repair.