Full-width blade server mounts in a Cisco UCS 5100 Series Blade Server Chassis.
Up to 4 Cisco UCS B480 M5 Blade Servers can be installed per blade server chassis.

Four Intel® Xeon® Scalable processors

48 DDR4 DIMM slots: 16, 32, 64, and 128 GB up to 2666 MHz

5 PCIe 3.0 mezzanine slots:
1 slot supports the Cisco UCS VIC 1340 adapter only
2 mezzanine-card slots support Cisco adapters, Cisco UCS storage accelerators, and GPUs
2 front mezzanine slots support GPUs

Diskless system (no drive bays or RAID controller), or
Cisco FlexStorage™ 12-Gbps SAS RAID controller with Hard-Disk-Drive (HDD) cage, providing up to 12-Gbps SAS connectivity
Cisco FlexStorage 12-Gbps SAS RAID controller with 2-GB cache, Flash-Backed Write Cache (FBWC), and HDD cage, providing up to 12-Gbps SAS connectivity
Cisco FlexStorage PCI Express (PCIe) Solid-State Disk (SSD) and pass through module with HDD cage

Up to 4 optional, front-accessible, hot-swappable 2.5-inch Small Form Factor (SFF) SAS or SATA HDDs, SSDs, and PCIe NVMe drives

Dual internal Cisco FlexFlash SD cards (32, 64, and 128 GB) for installing an operating system or hypervisor; the second SD card can be used to mirror the first
Dual M.2 SATA SSD (240, 480, and 960 GB)

Cisco® Intersight™
Cisco UCS Manager
Cisco UCS Central Software
Cisco UCS Director
Cisco UCS Performance Manager