RTX PRO 4000 Blackwell SFF vs RTX PRO 6000 Blackwell Server

Aggregate performance score

We've compared RTX PRO 6000 Blackwell Server and RTX PRO 4000 Blackwell SFF, covering specs and all relevant benchmarks.

RTX PRO 6000 Blackwell Server
2025
96 GB GDDR7, 600 Watt
94.61
+39.4%

PRO 6000 Blackwell Server outperforms PRO 4000 Blackwell SFF by a substantial 39% based on our aggregate benchmark results.

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking520
Place by popularitynot in top-100not in top-100
Power efficiency12.7078.13
ArchitectureBlackwell 2.0 (2025)Blackwell 2.0 (2025)
GPU code nameGB202GB203
Market segmentWorkstationWorkstation
Release date18 March 2025 (less than a year ago)11 August 2025 (less than a year ago)

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores240648960
Core clock speed1590 MHz790 MHz
Boost clock speed2617 MHz1337 MHz
Number of transistors92,200 million45,600 million
Manufacturing process technology5 nm5 nm
Power consumption (TDP)600 Watt70 Watt
Texture fill rate1,968.0374.4
Floating-point processing power126 TFLOPS23.96 TFLOPS
ROPs19296
TMUs752280
Tensor Cores752280
Ray Tracing Cores18870
L1 Cache23.5 MB8.8 MB
L2 Cache128 MB48 MB

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

InterfacePCIe 5.0 x16PCIe 5.0 x8
Length267 mm167 mm
Width2-slot2-slot
Supplementary power connectors1x 16-pinNone

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeGDDR7GDDR7
Maximum RAM amount96 GB24 GB
Memory bus width512 Bit192 Bit
Memory clock speed1750 MHz1125 MHz
Memory bandwidth1.79 TB/s432.0 GB/s
Resizable BAR++

Connectivity and outputs

This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.

Display Connectors4x DisplayPort 2.1b4x mini-DisplayPort 2.1b

API and SDK support

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX12 Ultimate (12_2)12 Ultimate (12_2)
Shader Model6.86.8
OpenGL4.64.6
OpenCL3.03.0
Vulkan1.41.4
CUDA12.012.0
DLSS++

Synthetic benchmarks

Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.


Combined synthetic benchmark score

This is our combined benchmark score.

RTX PRO 6000 Blackwell Server 94.61
+39.4%
RTX PRO 4000 Blackwell SFF 67.89

Passmark

This is the most ubiquitous GPU benchmark. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

RTX PRO 6000 Blackwell Server 42222
+40.7%
Samples: 1
RTX PRO 4000 Blackwell SFF 30019
Samples: 2

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Pros & cons summary


Performance score 94.61 67.89
Recency 18 March 2025 11 August 2025
Maximum RAM amount 96 GB 24 GB
Power consumption (TDP) 600 Watt 70 Watt

RTX PRO 6000 Blackwell Server has a 39.4% higher aggregate performance score, and a 300% higher maximum VRAM amount.

RTX PRO 4000 Blackwell SFF, on the other hand, has an age advantage of 4 months, and 757.1% lower power consumption.

The RTX PRO 6000 Blackwell Server is our recommended choice as it beats the RTX PRO 4000 Blackwell SFF in performance tests.

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NVIDIA RTX PRO 6000 Blackwell Server
RTX PRO 6000 Blackwell Server
NVIDIA RTX PRO 4000 Blackwell SFF
RTX PRO 4000 Blackwell SFF

Other comparisons

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

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