Radeon Instinct MI308X vs GeForce GTX 1660 Ti Mobile Refresh
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | Turing (2018−2022) | CDNA 3.0 (2023−2024) |
| GPU code name | TU116B | Aqua Vanjaram |
| Market segment | Laptop | Workstation |
| Release date | 15 May 2019 (7 years ago) | 6 December 2023 (2 years ago) |
Detailed specifications
General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Real power consumption of some graphics cards can well exceed their nominal TDP, especially if overclocked.
| Pipelines / CUDA cores | 1536 | 19456 |
| Core clock speed | 1455 MHz | 1000 MHz |
| Boost clock speed | 1590 MHz | 2100 MHz |
| Number of transistors | 6,600 million | 153,000 million |
| Manufacturing process technology | 12 nm | 5 nm |
| Power consumption (TDP) | no data | 750 Watt |
| Texture fill rate | 152.6 | 2,553.6 |
| Floating-point processing power | 4.884 TFLOPS | 81.72 TFLOPS |
| ROPs | 48 | no data |
| TMUs | 96 | 1216 |
| Tensor Cores | no data | 1216 |
| L1 Cache | 1.5 MB | 4.8 MB |
| L2 Cache | 1536 KB | 16 MB |
| L3 Cache | no data | 256 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 | PCIe 3.0 x16 | PCIe 5.0 x16 |
| Width | no data | OAM Module |
| 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 | GDDR6 | HBM3 |
| Maximum RAM amount | 6 GB | 192 GB |
| Memory bus width | 192 Bit | 8192 Bit |
| Memory clock speed | 2000 MHz | 1300 MHz |
| Memory bandwidth | 384.0 GB/s | 5.32 TB/s |
| 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 | 1x DVI, 1x HDMI, 3x DisplayPort | No outputs |
| HDMI | + | - |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (12_1) | N/A |
| Shader Model | 6.5 | N/A |
| OpenGL | 4.6 | N/A |
| OpenCL | 1.2 | 3.0 |
| Vulkan | 1.2 | N/A |
| CUDA | 7.5 | - |
| DLSS | - | + |
Pros & cons summary
| Recency | 15 May 2019 | 6 December 2023 |
| Maximum RAM amount | 6 GB | 192 GB |
| Chip lithography | 12 nm | 5 nm |
Instinct MI308X has an age advantage of 4 years, a 3100% higher maximum VRAM amount, and a 140% more advanced lithography process.
We couldn't decide between GeForce GTX 1660 Ti Mobile Refresh and Radeon Instinct MI308X. We've got no test results to judge.
Be aware that GeForce GTX 1660 Ti Mobile Refresh is a notebook graphics card while Radeon Instinct MI308X is a workstation one.
Other comparisons
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