RTX PRO 4000 Blackwell SFF

Workstation GPU

Blackwell 2.0 NVIDIA RTX PRO Blackwell Series Desktop Desktop GDDR7 2025 NVIDIA

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At a Glance

Entry Type: Workstation GPU
Architecture: Blackwell 2.0
Series: NVIDIA RTX PRO Blackwell Series
GPU Die: GB203
Launch Date: 2025-08-11
CUDA Cores: 8,960
TMUs: 280
ROPs: 96
Memory: 24 GB GDDR7
Bus Width: 192-bit
TDP/TBP: 70 W
Rec. PSU: 250 W
Interface: PCIe 5.0 x8
Data Confidence: Partial

GPU Specs

Identity
Entry Type	Workstation GPU
Official Name	NVIDIA RTX PRO 4000 Blackwell SFF
GPU Codename	GB203
Architecture	Blackwell 2.0
Launch Date	2025-08-11
Market Segment Notes	Desktop in NVIDIA RTX PRO Blackwell Series
Core Specs
GPU Die	GB203
Process Node	TSMC 5 nm
Transistor Count	45.6 billion
Die Size	378 mm²
CUDA Cores	8960
SM Count	70
TMUs	280
ROPs	96
AI Units / Tensor Cores	280
RT Units / RT Cores	70
Base Clock	577 MHz
Boost Clock	1,432 MHz
Pixel Fillrate	137.5 GP/s
Texture Fillrate	401 GT/s
FP32 Throughput	25.66 TFLOPS
FP16 Throughput	25.66 TFLOPS
FP64 Throughput	0.4 TFLOPS
Memory
Memory Size	24 GB
Memory Type	GDDR7
Memory Bus Width	192-bit
Memory Clock	1,125 MHz
Memory Bandwidth	432 GB/s
L2 Cache	48 MB
L1 Cache	128 KB
Board and Display
TDP / TBP	70 W
Recommended PSU	250 W
Power Connectors	None
Interface	PCIe 5.0 x8
Display Outputs	4x mini-DisplayPort 2.1b
Slot Width	Dual-slot, 167 mm length, 40 mm width
Card Length	167 mm
Board Partner Model	Reference or OEM specification
Reference Design	NVIDIA reference design
Board Partner Notes	Exact retail board models can differ in cooler, PCB, clocks, display outputs, BIOS behavior, and power connector layout.
Software
CUDA Compute Capability	12.0
Shader Model	6.8
DirectX Support	DirectX 12.2
Vulkan Support	Vulkan 1.4
OpenGL Support	OpenGL 4.6
OpenCL Support	OpenCL 3.0
Driver Branch Notes	Driver support depends on architecture, operating system, and current NVIDIA driver branch.
Windows Support Notes	Check the current NVIDIA driver branch and OEM support policy for this exact GPU.
Linux Support Notes	Check the current NVIDIA Linux driver branch, distribution packages, and kernel compatibility for this exact GPU.

Overview

RTX PRO 4000 Blackwell SFF is an NVIDIA GPU entry in the NVIDIA RTX PRO Blackwell Series family. It is listed with Blackwell 2.0 architecture and GB203 silicon.

Key reference data: 8,960 CUDA cores/shaders, 24 GB GDDR7 memory, 192-bit memory bus, 70 W board power class.

Board-partner cards can vary in cooler, PCB, display outputs, clocks, BIOS behavior, and power connector layout.

Why It Mattered

RTX PRO 4000 Blackwell SFF represents the professional side of NVIDIA RTX PRO Blackwell Series and the Blackwell 2.0 generation around 2025. Certified-driver workflows, VRAM configuration, display outputs, and OEM workstation compatibility are the main historical reasons to track it separately from consumer GeForce models.

Collector Relevance

For archival use, record the OEM or board-partner part number, bracket height, cooler type, memory configuration, display-output adapter or breakout cable, firmware, certified-driver branch, and the workstation model where the card was used.

Used-Market Caution

Before buying used, confirm bracket height, display adapters, mini-DP or DMS breakout cables, fan condition, VRAM errors, driver branch support, OEM firmware quirks, and whether the card needs workstation-specific airflow or auxiliary power.

Board, Connector, and Cooling Notes

Exact retail board models can differ in cooler, PCB, clocks, display outputs, BIOS behavior, and power connector layout.

Driver and Platform Notes

Driver support depends on architecture, operating system, and current NVIDIA driver branch.

Check the current NVIDIA Linux driver branch, distribution packages, and kernel compatibility for this exact GPU.

Check the current NVIDIA driver branch and OEM support policy for this exact GPU.

SourcesPartial

Sources reviewed: 2026-06-20

This entry is still being source-checked.

Specifications are currently based on reference/spec-dump sources. Historical notes require additional source review.

Source Status

Source review pending. Treat narrative notes as incomplete until listed sources are reviewed.

Data confidence and source status

Partial entry. Core specifications may be present, but history, variant notes, known issues, and source review may be incomplete.

Verified: core specifications and historical notes have been reviewed against listed sources.
Partial: core specifications may be present, but history, variant notes, known issues, and source review may be incomplete.
Imported: spec-only imported entry pending editorial source review.
Needs source review: narrative notes are incomplete until reviewed.

Independent reference sources

TechPowerUp GPU SpecsModel-level specification reference for this GPU entryOpen source

Derived datasets and spec dumps

RightNow GPU DatabaseOpen data inventory used for bulk normalization and cross-checking Derived/spec-dump source. Treat as a reference dataset, not independent historical verification.Open source

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