KRONOS 840A-G5
High Performance Workstation

  • Accelerated AMD Ryzen™ Threadripper™ 3960X / 3970X / 3990X Processor
  • Up to 256 GB of DDR4 3200 MHz
  • Up to (3) NVIDIA® Quadro® RTX / GeForce® RTX / Tesla® or AMD Radeon™ Pro WX
  • (2) 3.5” + (4) 2.5” SATA/SSD
  • High Performance Liquid Cooled System
  • 1600W 80 PLUS® Platinum PSU
KRONOS 840A-G5 High Performance Workstation

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AMD Ryzen Threadripper

Tech Specs

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Form FactorMid-Tower
ChipsetAMD sTRX4
ProcessorAMD Ryzen™ Threadripper™ 3960X - 24 Cores (48 Threads) Accelerated to 4.2GHz / sTRX4
AMD Ryzen™ Threadripper™ 3970X - 32 Cores (64 Threads) Accelerated to 4.1GHz / sTRX4
AMD Ryzen™ Threadripper™ 3990X - 64 Cores (128 Threads) Accelerated to 3.7GHz / sTRX4
Cooling SystemHigh Performance Liquid Cooled System, Closed Loop, Maintenance Free and Datacenter Compliant with
Exclusive Leak Detection System
MemoryUp to 256 GB of DDR4 3200 MHz (Quad Channel - 8 DIMMs Slots)
Network Controller(1) Gigabit Networks Port Intel® I211-AT
(1) 2.5GbE Realtek® RTL8125-CG
Optional add-on cards available*
Video/GPUUp to (4) Graphic Cards (4 x PCIe 3.0 - x16/x16/x16/x4)
Storage ControllerAMD TRX4 chipset 6 Gb/s SATA controller - Support RAID 0, 1,and 10
(2) M.2 Socket 3, with M key, type 22110 storage devices support (PCIe 3.0 x4 mode)
(1) M.2 Socket 3, with vertical M key, type 22110 storage devices support (SATA & PCIe 3.0 x4 mode)
Drive Bays(2) 3.5” and (4) 2.5” SATA/SSD
Expansion Slots(3) PCIe 3.0 x16 (x16 mode)
(1) PCIe 3.0 x4 (x4 mode)
I/O Ports Back(2) LAN (RJ45) port(s), (8) USB 3.2 Gen 2 (7x Type-A + 1x USB Type-C), (4) USB 2.0,
(1) Optical S/PDIF out, (1) USB BIOS Flashback Button(s), (5) 8-channel Audio I/O
I/O Ports Front(2) USB 3.1, (1) Mic, (1) Audio out
Power Supply1600W High Efficiency 80 PLUS® Platinum Certified
EnvironmentOperating: 10ºC to 25ºC (50ºF to 77ºF)
Non-operating: -20ºC to 70ºC (-4ºF to 158ºF) @ 5% to 95% (non-condensing)
Dimensions (DxWxH)17.7 in x 8.6 in x 18.6 in (450 mm x 220 mm x 472 mm)
Estimated Weight12 kg (26.5 lbs)
WarrantyCIARA’s limited hardware warranty includes a one year, parts and labour with return to CIARA USA or Canada.
Customers may purchase an extended warranty of up to 3 years on parts and labour with different support levels.
Please contact CIARA at 1-877-242-7272 for complete warranty details including limitations and transferability.
OS SupportMicrosoft® Windows® 10 Pro 64 Bit

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Trademarks: AMD, and the AMD Arrow logo, AMD EPYC, Ryzen, Threadripper and combinations thereof are trademarks of Advanced Micro Devices Inc.