RTX PRO 5000 Blackwell vs RTX A4000
Aggregate performance score
We've compared RTX A4000 and RTX PRO 5000 Blackwell, covering specs and all relevant benchmarks.
RTX PRO 5000 Blackwell outperforms RTX A4000 by a considerable 46% based on our aggregate benchmark results.
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 84 | 23 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 25.26 | 17.25 |
| Architecture | Ampere (2020−2025) | Blackwell 2.0 (2025) |
| GPU code name | GA104 | GB202 |
| Market segment | Workstation | Workstation |
| Release date | 12 April 2021 (4 years ago) | 18 March 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 cores | 6144 | 14080 |
| Core clock speed | 735 MHz | 1590 MHz |
| Boost clock speed | 1560 MHz | 2617 MHz |
| Number of transistors | 17,400 million | 92,200 million |
| Manufacturing process technology | 8 nm | 5 nm |
| Power consumption (TDP) | 140 Watt | 300 Watt |
| Texture fill rate | 299.5 | 1,151 |
| Floating-point processing power | 19.17 TFLOPS | 73.69 TFLOPS |
| ROPs | 96 | 176 |
| TMUs | 192 | 440 |
| Tensor Cores | 192 | 440 |
| Ray Tracing Cores | 48 | 110 |
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).
| Interface | PCIe 4.0 x16 | PCIe 5.0 x16 |
| Length | 241 mm | 267 mm |
| Width | 1-slot | 2-slot |
| Supplementary power connectors | 1x 6-pin | 1x 16-pin |
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 type | GDDR6 | GDDR7 |
| Maximum RAM amount | 16 GB | 48 GB |
| Memory bus width | 256 Bit | 384 Bit |
| Memory clock speed | 1750 MHz | 1750 MHz |
| Memory bandwidth | 448.0 GB/s | 1.34 TB/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 Connectors | 4x DisplayPort 1.4a | 4x DisplayPort 2.1b |
API and SDK compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 Ultimate (12_2) | 12 Ultimate (12_2) |
| Shader Model | 6.7 | 6.8 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 3.0 |
| Vulkan | 1.3 | 1.4 |
| CUDA | 8.6 | 12.0 |
| DLSS | + | + |
Synthetic benchmark performance
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.
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.
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 | 46.43 | 67.93 |
| Recency | 12 April 2021 | 18 March 2025 |
| Maximum RAM amount | 16 GB | 48 GB |
| Chip lithography | 8 nm | 5 nm |
| Power consumption (TDP) | 140 Watt | 300 Watt |
RTX A4000 has 114.3% lower power consumption.
RTX PRO 5000 Blackwell, on the other hand, has a 46.3% higher aggregate performance score, an age advantage of 3 years, a 200% higher maximum VRAM amount, and a 60% more advanced lithography process.
The RTX PRO 5000 Blackwell is our recommended choice as it beats the RTX A4000 in performance tests.
Other comparisons
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
