NVIDIA RTX PRO 4000 Blackwell SFF: specs and benchmarks
Aggregate performance score
RTX PRO 4000 Blackwell SFF provides good gaming and benchmark performance at 67.89% of a leader's which is RTX PRO 5000 Blackwell.
Contents
Summary
NVIDIA started RTX PRO 4000 Blackwell SFF sales 11 August 2025. This is a high-end Blackwell 2.0 architecture desktop card based on 5 nm manufacturing process and primarily aimed at designers. 24 GB of GDDR7 memory clocked at 1.13 GHz are supplied, and together with 192 Bit memory interface this creates a bandwidth of 432.0 GB/s.
Compatibility-wise, this is a dual-slot graphics card attached via PCIe 5.0 x8 interface. Its manufacturer default version has a length of 167 mm. No additional power connector is required, and power consumption is at 70 Watt.
Primary details
Some basic facts about RTX PRO 4000 Blackwell SFF: architecture, market segment, release date etc.
| Place in the ranking | 20 | |
| Place by popularity | not in top-100 | |
| Power efficiency | 78.09 | of 100.00 (Radeon 890M) |
| Architecture | Blackwell 2.0 (2025) | |
| GPU code name | GB203 | |
| Market segment | Workstation | |
| Release date | 11 August 2025 (less than a year ago) |
Detailed specifications
RTX PRO 4000 Blackwell SFF's specs such as number of shaders, GPU base clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of RTX PRO 4000 Blackwell SFF's performance, but for precise assessment you have to consider its benchmark and gaming test results.
| Pipelines / CUDA cores | 8960 | of 960 (GeForce GTX 660) |
| Core clock speed | 790 MHz | of 980 (GeForce GT 755M SLI) |
| Boost clock speed | 1337 MHz | of 1000 (HD Graphics (Haswell)) |
| Number of transistors | 45,600 million | of 100,000 million (Data Center GPU Max 1100) |
| Manufacturing process technology | 5 nm | of 0.003 MB (Arc Graphics 140V) |
| Power consumption (TDP) | 70 Watt | of 235 (FirePro S9150) |
| Texture fill rate | 374.4 | of 1,968 (RTX PRO 6000 Blackwell) |
| Floating-point processing power | 23.96 TFLOPS | of 126 (RTX PRO 6000 Blackwell) |
| ROPs | 96 | of 512 (Moore Threads MTT S4000) |
| TMUs | 280 | of 896 (Data Center GPU Max 1350) |
| Tensor Cores | 280 | of 896 (Data Center GPU Max 1350) |
| Ray Tracing Cores | 70 | of 188 (RTX PRO 6000) |
| L1 Cache | 8.8 MB | of 64 MB (Data Center GPU Max 1550) |
| L2 Cache | 48 MB | of 408 MB (Data Center GPU Max 1350) |
Form factor & compatibility
This section provides details about the physical dimensions of RTX PRO 4000 Blackwell SFF and its compatibility with other computer components. This information is useful when selecting a computer configuration or upgrading an existing one. For desktop graphics cards, it includes details about the interface and bus (for motherboard compatibility) and additional power connectors (for power supply compatibility).
| Interface | PCIe 5.0 x8 | |
| Length | 167 mm | |
| Width | 2-slot | |
| Supplementary power connectors | None |
VRAM capacity and type
Parameters of memory installed on RTX PRO 4000 Blackwell SFF: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors have no dedicated memory and use a shared part of system RAM instead.
| Memory type | GDDR7 | |
| Maximum RAM amount | 24 GB | of 288 GB (Radeon Instinct MI325X) |
| Memory bus width | 192 Bit | of 384 (GeForce GTX 980 Ti) |
| Memory clock speed | 1125 MHz | of 16384000 MB (GeForce RTX 4050 Mobile) |
| Memory bandwidth | 432.0 GB/s | of 983040 MB (GeForce RTX 5080) |
| Resizable BAR | + |
Connectivity and outputs
Types and number of video connectors present on RTX PRO 4000 Blackwell SFF. As a rule, this section is relevant only for desktop reference graphics cards, since for notebook ones the availability of certain video outputs depends on the laptop model, while non-reference desktop models can (though not necessarily will) bear a different set of video ports.
| Display Connectors | 4x mini-DisplayPort 2.1b |
API and SDK support
APIs supported by RTX PRO 4000 Blackwell SFF, sometimes including their particular versions.
| DirectX | 12 Ultimate (12_2) | |
| Shader Model | 6.8 | |
| OpenGL | 4.6 | |
| OpenCL | 3.0 | |
| Vulkan | 1.4 | |
| CUDA | 12.0 | |
| DLSS | + |
Benchmark performance
Synthetic benchmark performance of RTX PRO 4000 Blackwell SFF. The combined score is measured on a 0-100 point scale.
Combined synthetic benchmark score
This is our combined benchmark score.
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.
Send your test results of RTX PRO 4000 Blackwell SFF.
AMD equivalent
According to our data, the closest AMD alternative to RTX PRO 4000 Blackwell SFF is Radeon PRO W7900, which is slower by 6% and lower by 7 positions in our ranking.
Here are some closest AMD rivals to RTX PRO 4000 Blackwell SFF:
Similar GPUs
Here is our recommendation of several graphics cards that are more or less close in performance to the one reviewed.
