RTX PRO 6000 Blackwell vs Radeon RX 6600 XT
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 108 | not rated |
| Place by popularity | 66 | not in top-100 |
| Cost-effectiveness evaluation | 60.82 | no data |
| Power efficiency | 18.25 | no data |
| Architecture | RDNA 2.0 (2020−2024) | Blackwell 2.0 (2025) |
| GPU code name | Navi 23 | GB202 |
| Market segment | Desktop | Workstation |
| Release date | 30 July 2021 (3 years ago) | 18 March 2025 (less than a year ago) |
| Launch price (MSRP) | $379 | $8,565 |
Cost-effectiveness evaluation
The higher the performance-to-price ratio, the better. We use the manufacturer's recommended prices for comparison.
Performance to price scatter graph
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 | 2048 | 24064 |
| Core clock speed | 1968 MHz | 1590 MHz |
| Boost clock speed | 2589 MHz | 2617 MHz |
| Number of transistors | 11,060 million | 92,200 million |
| Manufacturing process technology | 7 nm | 5 nm |
| Power consumption (TDP) | 160 Watt | 600 Watt |
| Texture fill rate | 331.4 | 1,968 |
| Floating-point processing power | 10.6 TFLOPS | 126 TFLOPS |
| ROPs | 64 | 192 |
| TMUs | 128 | 752 |
| Tensor Cores | no data | 752 |
| Ray Tracing Cores | 32 | 188 |
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 x8 | PCIe 5.0 x16 |
| Length | 190 mm | 304 mm |
| Width | 2-slot | 2-slot |
| Supplementary power connectors | 1x 8-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 | 8 GB | 96 GB |
| Memory bus width | 128 Bit | 512 Bit |
| Memory clock speed | 2000 MHz | 1750 MHz |
| Memory bandwidth | 256.0 GB/s | 1.79 TB/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 | 1x HDMI, 2x DisplayPort | 4x DisplayPort 2.1b |
| HDMI | + | - |
API and SDK compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12.0 Ultimate (12_2) | 12 Ultimate (12_2) |
| Shader Model | 6.5 | 6.8 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 3.0 |
| Vulkan | 1.2 | 1.4 |
| CUDA | - | 12.0 |
| DLSS | - | + |
Pros & cons summary
| Recency | 30 July 2021 | 18 March 2025 |
| Maximum RAM amount | 8 GB | 96 GB |
| Chip lithography | 7 nm | 5 nm |
| Power consumption (TDP) | 160 Watt | 600 Watt |
RX 6600 XT has 275% lower power consumption.
RTX PRO 6000 Blackwell, on the other hand, has an age advantage of 3 years, a 1100% higher maximum VRAM amount, and a 40% more advanced lithography process.
We couldn't decide between Radeon RX 6600 XT and RTX PRO 6000 Blackwell. We've got no test results to judge.
Be aware that Radeon RX 6600 XT is a desktop card while RTX PRO 6000 Blackwell is a workstation one.
Other comparisons
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