Tech Spec Spec it right!

Lenovo ThinkStation P5

Single-socket 33L tower workstation for Intel Xeon W-2400 and W-2500 processors (up to 26 cores) on the W790 chipset, with 4-channel DDR5-4800 ECC memory up to 512 GB, two PCIe 5.0 x16 slots and room for two 300 W professional GPUs. Lenovo's mainstream Xeon workstation for CAD, visualisation and media work that needs more memory and I/O than a desktop CPU gives.

Memory

Slots
8 DDR5 DIMM slots, 4 memory channels
Type
DDR5-4800 ECC RDIMM
Max
512 GB (8 × 64 GB RDIMM)
DIMM sizes shipped
16 / 32 / 64 GB RDIMM (PSREF models)
Speed
Up to 4800 MT/s; 4400 MT/s with the w3-2423, w3-2425 and w3-2435
Cooling
Memory fan duct with two memory fans over the DIMMs
Population
Follow the install order in the HMM (memory module figure)

Storage

Max (PSREF)
Up to 10 drives: 3 × 3.5" SATA HDD + 7 × M.2 SSD
3.5" bays
Bay 1 and bay 2 standard; bay 3 optional (optional HDD cage kit)
Front-access M.2 bay
Optional flex module in the flex bay, 1 × M.2 2280 PCIe 4.0 x4, hot-swappable
Onboard M.2
2 × M.2 2280 PCIe 4.0 x4 slots with heatsink; the HMM and shipped models also list Gen 5 M.2 SSDs
M.2 adapter
4 more via one Quad M.2 to PCIe adapter: Gen 4 (4 × PCIe 4.0 x4) or Gen 3 (4 × PCIe 3.0 x4); the HMM also lists a Gen 5 adapter
HDDs offered
3.5" SATA 6 Gb/s: 5400 rpm 2 TB; 7200 rpm 2 / 4 / 6 / 8 / 10 / 12 TB
M.2 SSDs offered
Onboard / front M.2: 512 GB–4 TB PCIe 4.0 Opal; Quad adapter: 512 GB–2 TB PCIe 4.0 Opal
Onboard SATA RAID
Intel RSTe, RAID 0 / 1 / 5
NVMe RAID
Intel VROC (needs an upgrade key on the VROC connector): Basic RAID 0 / 1 / 10, Premium adds RAID 5
Add-in RAID
Broadcom 9540-8i: up to 3 × 3.5" SATA HDD, RAID 0 / 1 (only SATA HDDs certified); the HMM also covers a Broadcom 940-8i
Card reader
Optional 13-in-1 or 15-in-1
Datasheet note
Lenovo's datasheet lists three onboard M.2 slots and M.2 support in bays 1–2; PSREF and the HMM list two onboard slots

Graphics

Onboard video
None; monitors run from the graphics card
PSREF max
Two NVIDIA RTX 5000 Ada or two RTX A6000; two RTX PRO 6000 Blackwell Max-Q (300 W)
NVIDIA RTX PRO Blackwell
RTX PRO 6000 Max-Q 96 GB (300 W), RTX PRO 5000 48 GB (300 W), RTX PRO 4500 32 GB (200 W), RTX PRO 4000 24 GB (140 W, single slot), RTX PRO 2000 16 GB (70 W)
NVIDIA RTX Ada
RTX 5000 Ada 32 GB (250 W), RTX 4500 Ada 24 GB (210 W), RTX 4000 Ada 20 GB (130 W, single slot), RTX 2000 Ada 16 GB (70 W)
NVIDIA RTX A
RTX A6000 48 GB (300 W, NVLink; some regions), A5500 24 GB (NVLink), A5000 24 GB, A4500 20 GB (NVLink), A4000 16 GB, A2000 12 GB, A1000 8 GB, A400 4 GB
NVIDIA T
T1000 8 GB, T400 4 GB
Also shipped
RTX 6000 Ada 48 GB appears in PSREF model configurations
Rules (HMM)
At least one graphics card; if more than two are fitted they must be identical; GeForce cards go in slot 1

Expansion

Slot 1
PCIe 5.0 x16, full height, full length, 75 W, double-width, CPU
Slot 2
PCIe 4.0 x4, full height, full length, 25 W, PCH
Slot 3
PCIe 5.0 x16, full height, full length, 75 W, double-width, CPU
Slot 4
PCIe 4.0 x4, full height, full length, 25 W, PCH
Slot 5
PCIe 4.0 x8, full height, full length, 25 W, CPU (BMC card goes here)
Slot 6
PCIe 4.0 x4, full height, full length, 25 W, PCH
Slot rules (HMM)
Quad M.2 adapters (Gen 3/4/5), GeForce cards and NVIDIA ConnectX-6 go in slot 1; Thunderbolt card in slot 6, 4 or 2
Flex bay
1 flex bay: flex module (front-access M.2) or 15-in-1 media card reader
Internal headers
VROC key, ALT_TPM, BMC, Thunderbolt cable and power, serial, Wi-Fi card, 15-in-1 reader

Networking

Onboard
Intel Ethernet Connection I219-LM, 1 × GbE RJ-45, Wake-on-LAN
Optional Ethernet
Up to two adapters: Intel I210-T1, Realtek RTL8168H (1 × GbE); Intel I350-T2, Broadcom BCM5720 (2 × GbE); Intel I350-T4, Broadcom BCM5719 (4 × GbE); Intel X550-T2 (2 × 10GBASE-T); Intel X710-DA2 (2 × SFP+)
WLAN
Optional Intel Wi-Fi 6E AX211 2x2 + Bluetooth 5.3, vPro

Power

PSU
750 W or 1000 W fixed, 92% efficient, autosensing, 80 PLUS Platinum
GPU cabling
The HMM gives separate GPU power-cable routings for the 750 W and 1000 W units

Ports

Front
1 × headphone/mic combo jack
Front (optional)
2 × USB-A 10 Gbps (one Always On), 2 × USB-C 10 Gbps (data only)
Rear
1 × USB-C 20 Gbps (USB 3.2 Gen 2x2), 3 × USB-A 10 Gbps, 2 × USB-A 2.0, 1 × GbE RJ-45, line-in, line-out
Rear (optional)
Serial, 2 × PS/2, Thunderbolt 4 via PCIe card
Audio
Realtek ALC897-Q HD audio, 1.5 W internal speaker

Physical

Form factor
Tower, 33 L
Dimensions (W × D × H)
165 × 453.9 × 440 mm (6.5 × 17.9 × 17.3 in), with feet
Weight
19 kg (41.9 lb) maximum configuration
Tool-less
Side cover, memory, 3.5" HDD, PCIe cards
Operating environment
10–35 °C, 20–80% humidity, up to 3048 m

Management

BMC
Optional Aspeed AST2600 IPMI 2.0 BMC card with management graphics (PCIe slot 5)
vPro
Intel vPro Enterprise with AMT 16
Diagnostics
Front diagnostic LCD with QR code; ThinkStation Diagnostics
Security
Discrete TPM 2.0 (FIPS 140-2), chassis intrusion switch, Kensington slot 3 × 7 mm, optional side-cover lock kits, self-healing BIOS
Warranty
1-, 2- or 3-year limited onsite

Operating systems

Preload
Windows 11 Pro for Workstations; Windows 10 Pro for Workstations via Windows 11 downgrade; no OS
Linux
Red Hat Enterprise Linux 9.2 (certified only)

Processors

  • Intel Xeon w3-2423
  • Intel Xeon w3-2425
  • Intel Xeon w3-2435
  • Intel Xeon w5-2445
  • Intel Xeon w5-2455X
  • Intel Xeon w5-2465X
  • Intel Xeon w7-2475X
  • Intel Xeon w7-2495X
  • Intel Xeon w3-2525
  • Intel Xeon w3-2535
  • Intel Xeon w5-2545
  • Intel Xeon w5-2555X
  • Intel Xeon w5-2565X
  • Intel Xeon w7-2575X
  • Intel Xeon w7-2595X