Quadro P620 vs Quadro FX 4400
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in performance ranking | not rated | 460 |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | Curie (2003−2013) | Pascal (2016−2021) |
| GPU code name | NV45 | GP107 |
| Market segment | Workstation | Workstation |
| Release date | 28 July 2005 (19 years ago) | 27 May 2019 (5 years ago) |
| Launch price (MSRP) | $2,399 | no data |
Detailed specifications
General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | no data | 512 |
| Core clock speed | 375 MHz | 1177 MHz |
| Boost clock speed | no data | 1442 MHz |
| Number of transistors | 222 million | 3,300 million |
| Manufacturing process technology | 130 nm | 14 nm |
| Power consumption (TDP) | 83 Watt | 25 Watt |
| Texture fill rate | 4.500 | 43.33 |
| Floating-point performance | no data | 1.386 gflops |
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 1.0 x16 | PCIe 3.0 x16 |
| Length | no data | 145 mm |
| Width | 2-slot | 1-slot |
| Supplementary power connectors | 1x 6-pin | 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 | 512 MB | 2 GB |
| Memory bus width | 256 Bit | 128 Bit |
| Memory clock speed | 1050 MHz | 6000 MHz |
| Memory bandwidth | 33.6 GB/s | 80.13 GB/s |
| Shared memory | - | - |
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 | 2x DVI, 1x S-Video | 4x mini-DisplayPort |
API compatibility
List of supported graphics and general-purpose computing APIs, including their specific versions.
| DirectX | 9.0c (9_3) | 12 (12_1) |
| Shader Model | 3.0 | 6.4 |
| OpenGL | 2.1 | 4.6 |
| OpenCL | N/A | 1.2 |
| Vulkan | N/A | 1.2.131 |
| CUDA | - | 6.1 |
Pros & cons summary
| Recency | 28 July 2005 | 27 May 2019 |
| Maximum RAM amount | 512 MB | 2 GB |
| Chip lithography | 130 nm | 14 nm |
| Power consumption (TDP) | 83 Watt | 25 Watt |
Quadro P620 has an age advantage of 13 years, a 300% higher maximum VRAM amount, a 828.6% more advanced lithography process, and 232% lower power consumption.
We couldn't decide between Quadro FX 4400 and Quadro P620. We've got no test results to judge.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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