Radeon 680M vs GeForce GT 630 Rev. 2 PCIe x8
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | 507 |
| Place by popularity | not in top-100 | 86 |
| Power efficiency | no data | 14.05 |
| Architecture | Kepler 2.0 (2013−2015) | RDNA 2.0 (2020−2025) |
| GPU code name | GK208 | Rembrandt+ |
| Market segment | Desktop | Laptop |
| Release date | 29 May 2013 (12 years ago) | 3 January 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. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | 384 | 768 |
| Core clock speed | 902 MHz | 2000 MHz |
| Boost clock speed | no data | 2200 MHz |
| Number of transistors | 915 million | 13,100 million |
| Manufacturing process technology | 28 nm | 6 nm |
| Power consumption (TDP) | 25 Watt | 50 Watt |
| Texture fill rate | 28.86 | 105.6 |
| Floating-point processing power | 0.6927 TFLOPS | 3.379 TFLOPS |
| ROPs | 8 | 32 |
| TMUs | 32 | 48 |
| Ray Tracing Cores | no data | 12 |
| L0 Cache | no data | 192 KB |
| L1 Cache | 32 KB | 256 KB |
| L2 Cache | 128 KB | 2 MB |
| L3 Cache | no data | 8 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 2.0 x8 | PCIe 4.0 x8 |
| Length | 115 mm | no data |
| Width | 1-slot | no data |
| Supplementary power connectors | None | 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 | DDR3 | System Shared |
| Maximum RAM amount | 2 GB | System Shared |
| Memory bus width | 64 Bit | System Shared |
| Memory clock speed | 900 MHz | System Shared |
| Memory bandwidth | 14.4 GB/s | no data |
| Shared memory | no data | + |
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, 1x VGA | Portable Device Dependent |
| HDMI | + | - |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_0) | 12 Ultimate (12_2) |
| Shader Model | 5.1 | 6.7 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 2.0 |
| Vulkan | 1.1.126 | 1.3 |
| CUDA | 3.5 | - |
Pros & cons summary
| Recency | 29 May 2013 | 3 January 2023 |
| Chip lithography | 28 nm | 6 nm |
| Power consumption (TDP) | 25 Watt | 50 Watt |
GT 630 Rev. 2 PCIe x8 has 100% lower power consumption.
Radeon 680M, on the other hand, has an age advantage of 9 years, and a 366.7% more advanced lithography process.
We couldn't decide between GeForce GT 630 Rev. 2 PCIe x8 and Radeon 680M. We've got no test results to judge.
Be aware that GeForce GT 630 Rev. 2 PCIe x8 is a desktop graphics card while Radeon 680M is a notebook one.
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