HP Z640 Workstation 1WV77EA Redefine versatility and flexibility. Expand your capabilities with HP’s Z640 Workstation offering powerful performance, whisper-quiet computing, and tool-less access in compact design. Specifications: System features Operating system Windows 10 Pro 64 Processor family: Intel® Xeon® E5 2600 v4 processor Processor: Intel® Xeon® E5-2630 v4 (2.2 GHz base frequency, up to 3.1 GHz with Intel® Turbo Boost Technology, 25 MB cache, 10 cores) Number of processors: 1 Chipset: Intel® C612 Environmental: Low halogen Form factor: Rackable minitower Memory Memory, standard 16 GB DDR4-2400 SDRAM (2 x 8 GB) (Transfer rates up to 2400 MT/s.) Memory Slots: 4 DIMM (with 1 processor) and 8 DIMM (with 2 processors) Storage Internal drive bays: Two 3.5" External drive bays: Two 5.25"; One slim ODD Internal drive 256 GB HP Z Turbo Drive PCIe® SSD Additional storage 15-in-1 media card reader (optional) Storage controller: Integrated SATA 6.0 Gb/s; LSI 9217-4i4e 8-port SAS 6.0 Gb/s RAID (optional); LSI MegaRAID® 9270-8i SAS 6.0 Gb/s ROC RAID Card and iBBU09 Battery Backup Unit (optional); Factory integrated RAID available for SATA/SAS drives (RAID 0, 0 Data, 1, 5, and 10) Optical drive HP Slim DVD-Writer Display and graphics Compatible displays: All HP Z Displays and HP DreamColor Displays are supported. Expansion features Ports Front:4 USB 3.01 headset1 microphoneBack:4 USB 3.02 USB 2.02 PS/21 RJ-451 audio line in1 audio line outInternal:1 USB 2.01 USB 3.0 Slots 2 PCIe Gen3 x16 1 PCIe Gen3 x8 (open-ended) 1 PCIe Gen2 x4 (open-ended) 1 PCIe Gen2 x1 (open-ended) 1 PCI (Open-ended connector allows a greater bandwidth card to be installed physically into a lower bandwidth connector/slot.) Communications Network interface LANIntegrated Intel® I219-LM PCIe® GbE Audio: Realtek HD ALC221 Power and operating requirements Power: 925 W external power adapter, up to 90% efficiency, active PFC Dimensions and weight Dimensions (W x D x H) 17.5 x 46.48 x 44.45 cm (6.75 x 18.3 x 17.5 in) Weight 15 kg (33.1 lb) (Exact weight depends upon configuration.) What's included Software: HP Performance Advisor HP Remote Graphics Software (RGS) 7.2 CyberLink PowerDVD/Power2Go Foxit PhantomPDF Express Buy Office Pointing device: HP USB 1000 dpi Laser Mouse Security management: HP Solenoid Hood Lock & Hood Sensor HP Business PC Security Lock Kit TPM 1.2 certified HP Keyed Cable Lock (optional) Warranty: 3-year (3-3-3) limited warranty and service offering includes 3 years of parts, labor and on-site repair. Terms and conditions vary by country. Certain restrictions and exclusions apply.