Xbox Series X 6nm GPU vs Radeon R9 M390X
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 466 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 8.85 | no data |
| Architecture | GCN 3.0 (2014−2019) | RDNA 2.0 (2020−2024) |
| GPU code name | Amethyst | Scarlett 6nm |
| Market segment | Laptop | Desktop |
| Release date | 5 May 2015 (9 years ago) | 15 October 2024 (recently) |
| Launch price (MSRP) | no data | $599 |
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 | 3328 |
| Core clock speed | 723 MHz | 1825 MHz |
| Number of transistors | 5,000 million | 15,300 million |
| Manufacturing process technology | 28 nm | 6 nm |
| Power consumption (TDP) | 100 Watt | 200 Watt |
| Texture fill rate | 92.54 | 379.6 |
| Floating-point processing power | 2.961 TFLOPS | 12.15 TFLOPS |
| ROPs | 32 | 64 |
| TMUs | 128 | 208 |
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 |
| Bus support | PCIe 3.0 | no data |
| Interface | PCIe 3.0 x16 | no data |
| Length | no data | 301 mm |
| Supplementary power connectors | None | no data |
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 | GDDR6 |
| Maximum RAM amount | 4 GB | 10 GB |
| Memory bus width | 256 Bit | 320 Bit |
| Memory clock speed | no data | 1750 MHz |
| Memory bandwidth | 160.0 GB/s | 560.0 GB/s |
| Shared memory | - | - |
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 | 1x HDMI 2.1 |
| Eyefinity | + | - |
| HDMI | - | + |
Supported technologies
Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.
| FreeSync | + | - |
| HD3D | + | - |
| PowerTune | + | - |
| DualGraphics | + | - |
| ZeroCore | + | - |
| Switchable graphics | + | - |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | DirectX® 12 | 12 Ultimate (12_2) |
| Shader Model | 6.3 | 6.8 |
| OpenGL | 4.4 | 4.6 |
| OpenCL | Not Listed | 1.2 |
| Vulkan | + | 1.2 |
| Mantle | + | - |
Pros & cons summary
| Recency | 5 May 2015 | 15 October 2024 |
| Maximum RAM amount | 4 GB | 10 GB |
| Chip lithography | 28 nm | 6 nm |
| Power consumption (TDP) | 100 Watt | 200 Watt |
R9 M390X has 100% lower power consumption.
Xbox Series X 6nm GPU, on the other hand, has an age advantage of 9 years, a 150% higher maximum VRAM amount, and a 366.7% more advanced lithography process.
We couldn't decide between Radeon R9 M390X and Xbox Series X 6nm GPU. We've got no test results to judge.
Be aware that Radeon R9 M390X is a notebook card while Xbox Series X 6nm GPU is a desktop one.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
Comparisons with similar GPUs
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
