Lenovo ThinkStation P4
29.9-litre AMD Ryzen PRO 9000 Series tower workstation, Lenovo's "AI-Ready" mid-range tower with up to 256 GB of DDR5, up to six storage drives, a PCIe 5.0 x16 primary slot, and room for one NVIDIA RTX PRO 6000 Blackwell Workstation Edition or two RTX A1000 cards.
Memory
- Slots
- Four DDR5 UDIMM/CUDIMM slots, dual-channel capable
- Type
- DDR5-5600 UDIMM ECC (16/32 GB DIMMs); DDR5-5600 UDIMM non-ECC (8/16/32/48 GB DIMMs); DDR5-6400 CUDIMM non-ECC (64 GB DIMM), all capped at 5600 MT/s on this platform
- Max
- 256 GB (4 × 64 GB CUDIMM)
- ECC
- ECC on models with ECC DIMMs
Storage
- Max support
- Up to six drives total: up to 3 × 3.5" HDD (up to 12 TB each) plus up to 3 × M.2 SSD (up to 3 × Gen 5 Performance SSD up to 4 TB each, or up to 3 × Gen 4 SSD up to 1 TB each)
- Bays
- Three internal 3.5" bays: Bay 1 and Bay 2 fixed 3.5" HDD; Bay 3 is one of (mutually exclusive) another 3.5" HDD, a Front Access HDD Bay, or a slim ODD bay
- M.2
- Up to 3 × M.2 2280 slots: 2 onboard PCIe 5.0 x4 + 1 onboard PCIe 4.0 x4, plus a separate M.2 slot for WLAN
- M.2 SSD (Gen 4)
- PCIe NVMe 4.0 x4, 256 GB / 512 GB / 1 TB
- M.2 SSD (Gen 5 Performance)
- PCIe NVMe 5.0 x4, 512 GB / 1 TB / 2 TB / 4 TB
- 3.5" HDD (Enterprise)
- SATA 6 Gb/s, 7.2K RPM, 2/4/6/12 TB
- 3.5" HDD (Client)
- SATA 6 Gb/s, 5.4K or 7.2K RPM, 2 TB
- RAID
- Integrated SATA controller (RAID 0/1/5) and integrated NVMe controller (RAID 0/1)
- Optical
- Optional 9.0 mm slim DVD-ROM or DVD±RW
- Card reader
- Optional SD card reader (front, Flex IO)
Graphics
- Integrated
- AMD Radeon Graphics, integrated on all Ryzen PRO 9000 Series models
- Discrete support
- Up to one NVIDIA RTX PRO 6000 Blackwell Workstation Edition, or up to two NVIDIA RTX A1000
- Offered
- NVIDIA RTX PRO 6000 Blackwell Workstation Edition 96 GB GDDR7 ECC (600 W, dual-slot); RTX PRO 6000 Blackwell Max-Q 96 GB GDDR7 ECC (300 W, dual-slot); RTX PRO 5000 Blackwell 72 GB GDDR7 ECC (300 W, dual-slot); RTX PRO 5000 Blackwell 48 GB GDDR7 ECC (300 W, dual-slot); RTX PRO 4500 Blackwell 32 GB GDDR7 ECC (200 W, dual-slot); RTX PRO 4000 Blackwell 24 GB GDDR7 ECC (140 W, single-slot); RTX PRO 2000 Blackwell 16 GB GDDR7 ECC (70 W, dual-slot); RTX A1000 8 GB GDDR6 (50 W, single-slot); RTX A400 4 GB GDDR6 (50 W, single-slot)
- Monitors
- Up to 12 independent displays: 3 onboard (2 × DP, 1 × HDMI, standard), 1 via optional Flex IO (DP/HDMI/USB-C/VGA), up to 8 via two discrete GPUs
Expansion
- Slot 1
- PCIe 5.0 x16, full height, full length, 75 W, double-width, by CPU
- Slot 2
- PCIe 4.0 x1, full height, half length, 25 W, by chipset
- Slot 3
- PCIe 4.0 x1, full height, half length, 25 W, by chipset
- Slot 4
- PCIe 4.0 x16 (x4 electrical), full height, half length, 75 W, by chipset
Networking
- Onboard
- 2.5 Gigabit Ethernet, Realtek RTL8125BP-CG, 1 × RJ-45, Wake-on-LAN
- Optional Ethernet
- Up to two additional adapters (up to two 2.5GbE ports, or one 25GbE port): Intel I210-T1 GbE (PCIe x1, up to two); Intel I350-T4 4 × RJ-45 GbE (PCIe x4, up to one); Realtek RTL8125BGS 2.5GbE (PCIe x1, up to two); Intel E610-XT2 2 × 10GbE (PCIe x4, up to one); Intel E810-XXVDA2 2 × SFP28 25GbE (PCIe x8, up to one)
- WLAN
- Optional MediaTek Wi-Fi 7 MT7925, 802.11be 2x2 + Bluetooth 5.4, or none
Power
- PSU
- 500 W, 750 W or 1100 W fixed, 92% efficient, 80 PLUS Platinum, autosensing
Ports
- Front
- 1 × USB-C (20 Gbps / USB 3.2 Gen 2x2), 2 × USB-A (5 Gbps / USB 3.2 Gen 1), 2 × USB-A (10 Gbps / USB 3.2 Gen 2), headphone/microphone combo jack, microphone jack; optional SD card reader
- Rear
- 4 × USB-A (5 Gbps / USB 3.2 Gen 1, one with Smart Power On), 1 × HDMI 2.1 (up to 4K/100Hz or 8K/30Hz), 1 × DisplayPort 1.4 (up to 4K/120Hz or 8K/30Hz), 1 × DisplayPort 2.0 (up to 4K/144Hz or 8K/60Hz), 1 × Ethernet (2.5GbE RJ-45), line-out
- Rear optional
- Flex IO slot: USB-C 5 Gbps with DisplayPort 4K/60Hz, HDMI 2.1 up to 4K/60Hz, HDMI 2.1 up to 8K/60Hz, DP 1.2, or VGA; plus (via cable/bracket or adapter card) 1 × parallel, 1 × USB-C 20 Gbps (PCIe x4 card), 2 × USB-A 2.0, 2 × USB-A 5 Gbps (PCIe x1 adapter), 1 × serial, 4 × serial (PCIe x1 card)
Physical
- Form factor
- Tower, 29.9 L
- Dimensions (W×D×H)
- 180 × 401.5 × 415 mm (7.09 × 15.81 × 16.34 in)
- Weight
- Starting at 8.75 kg (19.29 lb)
- Cooling
- Entry Air, Standard Air, or Advanced Liquid Cooling, depending on processor
- Security
- Discrete TPM 2.0 (TCG certified); Kensington Security Slot 3 × 7 mm; padlock loop; optional cable lock; optional E-lock; optional chassis intrusion switch
- Audio
- High Definition Audio, Realtek ALC623 codec; single 1.5 W speaker
- Environment
- Operating 10-35°C, 20-80% relative humidity, up to 3048 m; storage -40 to 60°C
- Material
- 95% PCC ABS bezel; 95% PCC ABS wired keyboard/mouse top/bottom cover; 16% recycled SGCC metal chassis; 90% PCC recycled plastic EPE cushion; 30% ocean-bound plastic in bag; FSC-certified packaging paper
Management
- Remote
- AMD PRO Manageability
- BIOS security
- Administrator password, power-on password, UEFI Secure Boot, self-healing BIOS
- Diagnostic
- Lenovo Diagnostics for Windows
- Status
- End of support 2034-06-28
Operating systems
- Preloads
- Windows 11 Pro, Windows 11 Home, Windows 11 Home Single Language, Ubuntu Linux LTS
- Certified
- Red Hat Enterprise Linux 10.2 (certified only)
Processors
- AMD Ryzen 5 PRO 9655
- AMD Ryzen 7 PRO 9745
- AMD Ryzen 7 PRO 9755
- AMD Ryzen 7 PRO 9755X3D
- AMD Ryzen 9 PRO 9955
- AMD Ryzen 9 PRO 9965
- AMD Ryzen 9 PRO 9965X3D