Radeon 620 vs GRID K500
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | 905 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | no data | 3.51 |
| Architecture | Kepler (2012−2018) | GCN 3.0 (2014−2019) |
| GPU code name | GK104 | Polaris 24 |
| Market segment | Workstation | Laptop |
| Release date | 2 July 2014 (11 years ago) | 13 May 2019 (6 years ago) |
| Launch price (MSRP) | $3,599 | 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 | 1536 ×2 | 384 |
| Core clock speed | 745 MHz | 730 MHz |
| Boost clock speed | no data | 1024 MHz |
| Number of transistors | 3,540 million | 1,550 million |
| Manufacturing process technology | 28 nm | 28 nm |
| Power consumption (TDP) | 225 Watt | 50 Watt |
| Texture fill rate | 95.36 ×2 | 24.58 |
| Floating-point processing power | 2.289 TFLOPS ×2 | 0.7864 TFLOPS |
| ROPs | 32 ×2 | 8 |
| TMUs | 128 ×2 | 24 |
| L1 Cache | 128 KB | 96 KB |
| L2 Cache | 512 KB | 128 KB |
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 3.0 x8 |
| Length | 267 mm | no data |
| Width | 2-slot | no data |
| 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 | GDDR5 | DDR3 |
| Maximum RAM amount | 4 GB ×2 | 2 GB |
| Memory bus width | 256 Bit ×2 | 64 Bit |
| Memory clock speed | 1250 MHz | 900 MHz |
| Memory bandwidth | 160.0 GB/s ×2 | 14.4 GB/s |
| Shared memory | - | - |
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 outputs | No outputs |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_0) | 12 (12_0) |
| Shader Model | 5.1 | 6.3 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 2.0 |
| Vulkan | 1.1.126 | 1.2.131 |
| CUDA | 3.0 | - |
Pros & cons summary
| Recency | 2 July 2014 | 13 May 2019 |
| Maximum RAM amount | 4 GB | 2 GB |
| Power consumption (TDP) | 225 Watt | 50 Watt |
GRID K500 has a 100% higher maximum VRAM amount.
Radeon 620, on the other hand, has an age advantage of 4 years, and 350% lower power consumption.
We couldn't decide between GRID K500 and Radeon 620. We've got no test results to judge.
Be aware that GRID K500 is a workstation graphics card while Radeon 620 is a notebook one.
Other comparisons
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