RTX PRO 4000 Blackwell vs Radeon RX 6850M XT
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 100 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 18.83 | no data |
| Architecture | RDNA 2.0 (2020−2024) | Blackwell 2.0 (2025) |
| GPU code name | Navi 22 | GB203 |
| Market segment | Laptop | Workstation |
| Release date | 4 January 2022 (3 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 | 2560 | 8960 |
| Core clock speed | 2321 MHz | 1590 MHz |
| Boost clock speed | 2581 MHz | 2617 MHz |
| Number of transistors | 17,200 million | 45,600 million |
| Manufacturing process technology | 7 nm | 5 nm |
| Power consumption (TDP) | 165 Watt | 140 Watt |
| Texture fill rate | 413.0 | 732.8 |
| Floating-point processing power | 13.21 TFLOPS | 46.9 TFLOPS |
| ROPs | 64 | 96 |
| TMUs | 160 | 280 |
| Tensor Cores | no data | 280 |
| Ray Tracing Cores | 40 | 70 |
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).
| Laptop size | large | no data |
| Interface | PCIe 4.0 x16 | PCIe 5.0 x16 |
| Length | no data | 241 mm |
| Width | no data | 1-slot |
| Supplementary power connectors | None | 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 | 12 GB | 24 GB |
| Memory bus width | 192 Bit | 192 Bit |
| Memory clock speed | 2000 MHz | 1750 MHz |
| Memory bandwidth | 384.0 GB/s | 672.0 GB/s |
| Shared memory | - | - |
| Resizable BAR | + | + |
Connectivity and outputs
Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.
| Display Connectors | No outputs | 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 | 6.5 | 6.8 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 3.0 |
| Vulkan | 1.3 | 1.4 |
| CUDA | - | 12.0 |
| DLSS | - | + |
Pros & cons summary
| Recency | 4 January 2022 | 18 March 2025 |
| Maximum RAM amount | 12 GB | 24 GB |
| Chip lithography | 7 nm | 5 nm |
| Power consumption (TDP) | 165 Watt | 140 Watt |
RTX PRO 4000 Blackwell has an age advantage of 3 years, a 100% higher maximum VRAM amount, a 40% more advanced lithography process, and 17.9% lower power consumption.
We couldn't decide between Radeon RX 6850M XT and RTX PRO 4000 Blackwell. We've got no test results to judge.
Be aware that Radeon RX 6850M XT is a notebook card while RTX PRO 4000 Blackwell is a workstation one.
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