Quadro P620 vs Radeon HD 6770 Green Edition
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | 524 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | no data | 16.97 |
| Architecture | TeraScale 2 (2009−2015) | Pascal (2016−2021) |
| GPU code name | Juniper | GP107 |
| Market segment | Desktop | Workstation |
| Release date | 19 April 2013 (12 years ago) | 1 February 2018 (7 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 | 720 | 512 |
| Core clock speed | 700 MHz | 1177 MHz |
| Boost clock speed | no data | 1443 MHz |
| Number of transistors | 1,040 million | 3,300 million |
| Manufacturing process technology | 40 nm | 14 nm |
| Power consumption (TDP) | 86 Watt | 40 Watt |
| Texture fill rate | 25.20 | 46.18 |
| Floating-point processing power | 1.008 TFLOPS | 1.478 TFLOPS |
| ROPs | 16 | 16 |
| TMUs | 36 | 32 |
| L1 Cache | 72 KB | 192 KB |
| L2 Cache | 256 KB | 1024 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 2.0 x16 | PCIe 3.0 x16 |
| Length | 170 mm | 145 mm |
| Width | 2-slot | 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 | GDDR3 | GDDR5 |
| Maximum RAM amount | 2 GB | 2 GB |
| Memory bus width | 128 Bit | 128 Bit |
| Memory clock speed | 667 MHz | 1502 MHz |
| Memory bandwidth | 21.34 GB/s | 96.13 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 | 2x DVI, 1x HDMI, 2x mini-DisplayPort | No outputs |
| HDMI | + | - |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 11.2 (11_0) | 12 (12_1) |
| Shader Model | 5.0 | 6.4 |
| OpenGL | 4.4 | 4.6 |
| OpenCL | 1.2 | 1.2 |
| Vulkan | N/A | 1.2.131 |
| CUDA | - | 6.1 |
Pros & cons summary
| Recency | 19 April 2013 | 1 February 2018 |
| Chip lithography | 40 nm | 14 nm |
| Power consumption (TDP) | 86 Watt | 40 Watt |
Quadro P620 has an age advantage of 4 years, a 185.7% more advanced lithography process, and 115% lower power consumption.
We couldn't decide between Radeon HD 6770 Green Edition and Quadro P620. We've got no test results to judge.
Be aware that Radeon HD 6770 Green Edition is a desktop graphics card while Quadro P620 is a workstation one.
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