Radeon 660M vs Xbox XGPU-S
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | 326 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | no data | 28.32 |
| Architecture | Kelvin (2001−2003) | RDNA 2.0 (2020−2024) |
| GPU code name | NV2A | Rembrandt+ |
| Market segment | Laptop | Desktop |
| Release date | 15 November 2001 (22 years ago) | 3 January 2023 (1 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 | no data | 384 |
| Core clock speed | 233 MHz | 1500 MHz |
| Boost clock speed | no data | 1900 MHz |
| Number of transistors | 57 million | 13,100 million |
| Manufacturing process technology | 150 nm | 6 nm |
| Power consumption (TDP) | no data | 40 Watt |
| Texture fill rate | 1.864 | 45.60 |
| Floating-point processing power | no data | 1.459 TFLOPS |
| ROPs | 4 | 16 |
| TMUs | 8 | 24 |
| Ray Tracing Cores | no data | 6 |
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 | AGP 4x | PCIe 4.0 x8 |
| Width | no data | IGP |
| Supplementary power connectors | no data | None |
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 | DDR | System Shared |
| Maximum RAM amount | 64 MB | System Shared |
| Memory bus width | 128 Bit | System Shared |
| Memory clock speed | 200 MHz | System Shared |
| Memory bandwidth | 6.4 GB/s | no data |
| Shared memory | no data | - |
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 | Portable Device Dependent |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 8.1 | 12 Ultimate (12_2) |
| Shader Model | no data | 6.7 |
| OpenGL | 1.4 | 4.6 |
| OpenCL | N/A | 2.0 |
| Vulkan | N/A | 1.3 |
Pros & cons summary
| Recency | 15 November 2001 | 3 January 2023 |
| Chip lithography | 150 nm | 6 nm |
Radeon 660M has an age advantage of 21 year, and a 2400% more advanced lithography process.
We couldn't decide between Xbox XGPU-S and Radeon 660M. We've got no test results to judge.
Be aware that Xbox XGPU-S is a notebook card while Radeon 660M is a desktop one.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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