Radeon Pro V620 vs ATI HD 4570 Rebrand
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | 138 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | no data | 9.59 |
| Architecture | TeraScale (2005−2013) | RDNA 2.0 (2020−2025) |
| GPU code name | RV635 | Navi 21 |
| Market segment | Desktop | Workstation |
| Release date | 22 November 2009 (16 years ago) | 4 November 2021 (4 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 | 120 | 4608 |
| Core clock speed | 796 MHz | 1825 MHz |
| Boost clock speed | no data | 2200 MHz |
| Number of transistors | 378 million | 26,800 million |
| Manufacturing process technology | 55 nm | 7 nm |
| Power consumption (TDP) | 65 Watt | 300 Watt |
| Texture fill rate | 6.368 | 633.6 |
| Floating-point processing power | 0.191 TFLOPS | 20.28 TFLOPS |
| ROPs | 4 | 128 |
| TMUs | 8 | 288 |
| Ray Tracing Cores | no data | 72 |
| L0 Cache | no data | 1.1 MB |
| L1 Cache | no data | 1 MB |
| L2 Cache | 128 KB | 4 MB |
| L3 Cache | no data | 128 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 x16 | PCIe 4.0 x16 |
| Length | 190 mm | 267 mm |
| Width | 1-slot | 2-slot |
| Supplementary power connectors | no data | 2x 8-pin |
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 | DDR2 | GDDR6 |
| Maximum RAM amount | 1 GB | 32 GB |
| Memory bus width | 128 Bit | 256 Bit |
| Memory clock speed | 396 MHz | 2000 MHz |
| Memory bandwidth | 12.67 GB/s | 512.0 GB/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 | 2x DVI, 1x S-Video | No outputs |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 10.1 (10_1) | 12 Ultimate (12_2) |
| Shader Model | 4.1 | 6.5 |
| OpenGL | 3.3 | 4.6 |
| OpenCL | N/A | 2.1 |
| Vulkan | N/A | 1.2 |
Pros & cons summary
| Recency | 22 November 2009 | 4 November 2021 |
| Maximum RAM amount | 1 GB | 32 GB |
| Chip lithography | 55 nm | 7 nm |
| Power consumption (TDP) | 65 Watt | 300 Watt |
ATI HD 4570 Rebrand has 362% lower power consumption.
Pro V620, on the other hand, has an age advantage of 11 years, a 3100% higher maximum VRAM amount, and a 686% more advanced lithography process.
We couldn't decide between Radeon HD 4570 Rebrand and Radeon Pro V620. We've got no test results to judge.
Be aware that Radeon HD 4570 Rebrand is a desktop graphics card while Radeon Pro V620 is a workstation one.
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