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ThinkSystem NVIDIA RTX PRO 4500 Blackwell Server Edition PCIe Gen5 GPU

Product Guide

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Published
17 Mar 2026
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LP2391
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Abstract

The ThinkSystem NVIDIA RTX PRO 4500 Blackwell Server Edition PCIe Gen5 GPU is a powerful Blackwell data center platform for AI and visual computing, delivering breakthrough performance to accelerate a wide array of enterprise data center workloads.

This product guide provides essential presales information to understand the RTX PRO 4500 Blackwell GPU and its key features, specifications, and compatibility. This guide is intended for technical specialists, sales specialists, sales engineers, IT architects, and other IT professionals who want to learn more about the RTX PRO 4500 Blackwell GPU and consider its use in IT solutions.

Introduction

The ThinkSystem NVIDIA RTX PRO 4500 Blackwell Server Edition PCIe Gen5 GPU delivers a versatile platform to accelerate Deep Learning, Graphics and video processing applications in the Cloud and at the Edge. It is a full‑height full‑length, single-slot card that features 32 GB of GDDR7 memory, PCIe Gen5 x16 connectivity at a 165W power envelope. It is passively cooled card with a superior thermal design requiring system airflow to operate and handles challenging ambient environments with ease.
ThinkSystem NVIDIA RTX PRO 4500 Blackwell Server Edition PCIe Gen5 GPU
Figure 1. ThinkSystem NVIDIA RTX PRO 4500 Blackwell Server Edition PCIe Gen5 GPU (mockup)

Did you know?

As part of the NVIDIA OVX server platform, RTX PRO 4500 Blackwell GPU delivers the highest level of graphics, ray tracing, and simulation performance for NVIDIA Omniverse. With passive cooling, the GPU is designed to operate in servers such as the ThinkSystem SR665 V3.

Part number information

The following table shows the part numbers for the RTX PRO 4500 Blackwell GPU.

Table 1. Ordering information
Part number Feature code Description NVIDIA part number Controlled GPU status
4X67B12675 CG6A ThinkSystem NVIDIA RTX PRO 4500 Blackwell Server Edition 32GB PCIe Gen5 Passive GPU 900-2G147-2700-030 Controlled

The RTX PRO 4500 Blackwell GPU is Controlled which means the GPU is not offered in certain markets, as determined by the US Government.

The PCIe option part numbers includes the following:

  • One RTX PRO 4500 Blackwell GPU with full-height (3U) adapter bracket attached
  • Documentation

Features

The ThinkSystem NVIDIA RTX PRO 4500 Blackwell Server Edition PCIe Gen5 GPU delivers a versatile platform to accelerate Deep Learning, Graphics and video processing applications in the Cloud and at the Edge. It is a full‑height full‑length, single-slot card that features 32 GB of GDDR7 memory, PCIe Gen5 x16 connectivity at a 165W power envelope. It is passively cooled card with a superior thermal design requiring system airflow to operate and handles challenging ambient environments with ease.

Powered by the NVIDIA Blackwell Architecture, RTX PRO 4500 Blackwell GPU provides revolutionary multi‑precision performance to accelerate deep learning and machine learning training and inference, AI‑audio and video effects, data analytics, cloud gaming, rendering, video transcoding, virtual workstations, virtual desktop, and many other workloads.

As part of NVIDIA AI, the RTX PRO 4500 Blackwell GPU supports all AI frameworks and neural network models, delivering dramatic performance and efficiency that maximizes the utility of at‑scale deployments.

Key features:

  • Fifth-gen Tensor Cores with support for FP4 precision
  • Fourth-gen Ray Tracing Cores
  • 32 GB of GDDR7 memory
  • 800 GB/s of memory bandwidth
  • Ninth-gen NVENC and sixth-gen NVDEC with 4:2:2 support
  • PCIe Gen 5

Target workloads

  • Data processing with NVIDIA CUDA-X Libraries
  • Vision AI with NVIDIA Metropolis
  • Small-model inference
  • Graphics and visual computing
  • Video processing and streaming

With the RTX PRO 4500 Blackwell Server Edition, massive, fragmented, multimodal enterprise data can be transformed into AI‐ready data. Vector index builds and vector search applications are accelerated and optimized with cuVS for existing databases and vector search libraries, delivering up to 50x performance over CPU-only systems.

Technical specifications

The following table lists the specifications of the RTX PRO 4500 Blackwell GPU.

Table 2. RTX PRO 4500 Blackwell GPU specifications
Feature Specification
GPU Architecture NVIDIA Blackwell Architecture
NVIDIA CUDA Cores 10,496
NVIDIA Tensor Cores 5th Generation
NVIDIA RT Cores 82 (4th Generation)
GPU Memory 32 GB GDDR7
Memory Interface 256-bit
Memory Bandwidth Up to 800 GB/s
ECC Yes
FP4 Tensor Core 1.6 PFLOPS (peak)
FP8 Tensor Core 811 TFLOPS
FP16 Tensor Core 406 TFLOPS
BF16 Tensor Core 406 TFLOPS
TF32 Tensor Core 203 TFLOPS
FP32 Single-Precision Performance 51 TFLOPS (peak)
RT Core performance 154 TFLOPS (peak)
Host Interface PCIe 5.0 x16
NVLink support No
Power Consumption 165 W
Multi-Instance GPU (MIG) Up to 2 MIGs @ 16GB*
Thermal Solution Passive cooling
Form Factor 4.4” H x 10.5” L, Single Slot, Full Height, Full Length
Display Connectors None
Encode / Decode Engines 3x NVENC encode, 3x NVDEC decode

Auxiliary power cables

The RTX PRO 4500 Blackwell GPU option part number does not ship with auxiliary power cables. Cables are server-specific due to length requirements. For CTO orders, auxiliary power cables are derived by the configurator. For field upgrades, cables will need to be ordered separately as listed in the table below.

Table 3. Auxiliary power cables for RTX PRO 4500 Blackwell GPU
Auxiliary power cable needed with the SR665 V3

SBB7A66338400mm 16-pin (2x6+4) cable
Feature: BRWK
SBB: SBB7A66338
Base: SC17B33047
FRU: 03KM846
Option: SR665 V3: 4X67A85856, ThinkSystem SR665 V3 GPU Full Length Thermal Option Kit*

400mm Y-cable with 2x 16-pin (2x6+4) connectors (connects to two GPUs)
Feature: CG6L
SBB: SBB7B10414
Base: SC17C34528
FRU: 03PU324
Option: None

Cable usage in the SR665 V3:

  • With 1, 2, or 3 GPUs, use 3x cable BRWK (GPUs in slots 1, 4, 7)
  • With 4 GPUs, use 2x cable BRWK (slots 1, 4) and 1x cable CG6L (slots 7 & 8)

* The option part numbers are for thermal kits and include other components needed to install the GPU. See the server product guide for details.

Regulatory approvals

The RTX PRO 4500 Blackwell GPU has the following regulatory approvals:

  • RCM
  • BSMI
  • CE
  • FCC
  • ICES
  • KCC
  • cUL, UL
  • VCCI

Operating environment

The RTX PRO 4500 Blackwell GPU has the following operating characteristics:

  • Ambient temperature
    • Operational: 0°C to 50°C (-5°C to 55°C for short term*)
    • Storage: -40°C to 75°C
  • Relative humidity:
    • Operational: 5-85% (5-93% short term*)
    • Storage: 5-95%

* A period not more than 96 hours consecutive, not to exceed 15 days per year.

Warranty

One year limited warranty. When installed in a Lenovo server, the GPU assumes the server’s base warranty and any warranty upgrades.

Related product families

Product families related to this document are the following:

Trademarks

Lenovo and the Lenovo logo are trademarks or registered trademarks of Lenovo in the United States, other countries, or both. A current list of Lenovo trademarks is available on the Web at https://www.lenovo.com/us/en/legal/copytrade/.

The following terms are trademarks of Lenovo in the United States, other countries, or both:
Lenovo®
ServerProven®
ThinkAgile®
ThinkSystem®

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