RTX PRO 6000 Blackwell Max-Q vs Radeon HD 6450 GDDR5
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 1185 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 2.53 | no data |
| Architecture | Terascale 2 (2009−2015) | Blackwell 2.0 (2025−2026) |
| GPU code name | Caicos | GB202 |
| Market segment | Desktop | Workstation |
| Release date | 18 April 2011 (14 years ago) | 18 March 2025 (less than a year ago) |
| Launch price (MSRP) | no data | $8,565 |
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 | 160 | 24064 |
| Core clock speed | 750 MHz | 1035 MHz |
| Boost clock speed | no data | 2280 MHz |
| Number of transistors | no data | 92,200 million |
| Manufacturing process technology | 40 nm | 5 nm |
| Power consumption (TDP) | 27 Watt | 300 Watt |
| Texture fill rate | no data | 1,714.6 |
| Floating-point processing power | no data | 109.7 TFLOPS |
| ROPs | no data | 192 |
| TMUs | no data | 752 |
| Tensor Cores | no data | 752 |
| Ray Tracing Cores | no data | 188 |
| L1 Cache | no data | 23.5 MB |
| L2 Cache | no data | 128 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).
| Interface | no data | PCIe 5.0 x16 |
| Length | no data | 267 mm |
| Width | no data | 2-slot |
| Supplementary power connectors | no data | 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 | GDDR5 | GDDR7 |
| Maximum RAM amount | 1 GB | 96 GB |
| Memory bus width | 64 Bit | 512 Bit |
| Memory clock speed | 900 MHz | 1750 MHz |
| Memory bandwidth | no data | 1.79 TB/s |
| Shared memory | - | - |
| 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 | no data | 4x DisplayPort 2.1b |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 11 | 12 Ultimate (12_2) |
| Shader Model | no data | 6.8 |
| OpenGL | no data | 4.6 |
| OpenCL | no data | 3.0 |
| Vulkan | - | 1.4 |
| CUDA | - | 12.0 |
| DLSS | - | + |
Pros & cons summary
| Recency | 18 April 2011 | 18 March 2025 |
| Maximum RAM amount | 1 GB | 96 GB |
| Chip lithography | 40 nm | 5 nm |
| Power consumption (TDP) | 27 Watt | 300 Watt |
HD 6450 GDDR5 has 1011.1% lower power consumption.
RTX PRO 6000 Blackwell Max-Q, on the other hand, has an age advantage of 13 years, a 9500% higher maximum VRAM amount, and a 700% more advanced lithography process.
We couldn't decide between Radeon HD 6450 GDDR5 and RTX PRO 6000 Blackwell Max-Q. We've got no test results to judge.
Be aware that Radeon HD 6450 GDDR5 is a desktop graphics card while RTX PRO 6000 Blackwell Max-Q is a workstation one.
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