Radeon RX 5900 vs R6 (Carrizo)
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 1043 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 3.03 | no data |
| Architecture | GCN 1.2/2.0 (2015−2016) | RDNA 2.0 (2020−2025) |
| GPU code name | Carrizo | Navi 21 |
| Market segment | Laptop | Desktop |
| Release date | 4 June 2015 (10 years ago) | no data |
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 | 384 | 4096 |
| Boost clock speed | 800 MHz | 1635 MHz |
| Number of transistors | 2410 Million | 21,000 million |
| Manufacturing process technology | 28 nm | 7 nm |
| Power consumption (TDP) | 12-35 Watt | 300 Watt |
| Texture fill rate | no data | 418.6 |
| Floating-point processing power | no data | 13.39 TFLOPS |
| ROPs | no data | 96 |
| TMUs | no data | 256 |
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 | medium sized | no data |
| Interface | no data | PCIe 4.0 x16 |
| Width | no data | 2-slot |
| Supplementary power connectors | no data | 2x 8-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 | no data | GDDR6 |
| Maximum RAM amount | no data | 12 GB |
| Memory bus width | 64/128 Bit | 384 Bit |
| Memory clock speed | no data | 14000 MHz |
| Memory bandwidth | no data | 672.0 GB/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 | 1x HDMI, 3x DisplayPort |
| HDMI | - | + |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (FL 12_0) | 12 Ultimate (12_1) |
| OpenGL | no data | 4.6 |
Pros & cons summary
| Chip lithography | 28 nm | 7 nm |
| Power consumption (TDP) | 12 Watt | 300 Watt |
R6 (Carrizo) has 2400% lower power consumption.
RX 5900, on the other hand, has a 300% more advanced lithography process.
We couldn't decide between Radeon R6 (Carrizo) and Radeon RX 5900. We've got no test results to judge.
Be aware that Radeon R6 (Carrizo) is a notebook graphics card while Radeon RX 5900 is a desktop one.
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