Radeon RX 6600 LE vs Pro V620
Aggregate performance score
We've compared Radeon Pro V620 with Radeon RX 6600 LE, including specs and performance data.
Pro V620 outperforms 6600 LE by a moderate 12% based on our aggregate benchmark results.
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 138 | 174 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 9.58 | 19.41 |
| Architecture | RDNA 2.0 (2020−2025) | RDNA 2.0 (2020−2025) |
| GPU code name | Navi 21 | Navi 23 |
| Market segment | Workstation | Desktop |
| Release date | 4 November 2021 (4 years ago) | 8 December 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 | 4608 | 1792 |
| Core clock speed | 1825 MHz | 1626 MHz |
| Boost clock speed | 2200 MHz | 2495 MHz |
| Number of transistors | 26,800 million | 11,060 million |
| Manufacturing process technology | 7 nm | 7 nm |
| Power consumption (TDP) | 300 Watt | 132 Watt |
| Texture fill rate | 633.6 | 279.4 |
| Floating-point processing power | 20.28 TFLOPS | 8.942 TFLOPS |
| ROPs | 128 | 64 |
| TMUs | 288 | 112 |
| Ray Tracing Cores | 72 | 28 |
| L0 Cache | 1.1 MB | 448 KB |
| L1 Cache | 1 MB | 512 KB |
| L2 Cache | 4 MB | 2 MB |
| L3 Cache | 128 MB | 32 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 4.0 x16 | PCIe 4.0 x8 |
| Length | 267 mm | 190 mm |
| Width | 2-slot | 2-slot |
| Supplementary power connectors | 2x 8-pin | 1x 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 | GDDR6 | GDDR6 |
| Maximum RAM amount | 32 GB | 8 GB |
| Memory bus width | 256 Bit | 128 Bit |
| Memory clock speed | 2000 MHz | 1750 MHz |
| Memory bandwidth | 512.0 GB/s | 224.0 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 | No outputs | 1x HDMI 2.1, 3x DisplayPort 1.4a |
| HDMI | - | + |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 Ultimate (12_2) | 12 Ultimate (12_2) |
| Shader Model | 6.5 | 6.7 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 2.1 |
| Vulkan | 1.2 | 1.3 |
Synthetic benchmarks
Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.
Combined synthetic benchmark score
This is our combined benchmark score.
Passmark
This is the most ubiquitous GPU benchmark. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.
Gaming performance
Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.
Pros & cons summary
| Performance score | 37.38 | 33.32 |
| Recency | 4 November 2021 | 8 December 2023 |
| Maximum RAM amount | 32 GB | 8 GB |
| Power consumption (TDP) | 300 Watt | 132 Watt |
Pro V620 has a 12.2% higher aggregate performance score, and a 300% higher maximum VRAM amount.
RX 6600 LE, on the other hand, has an age advantage of 2 years, and 127.3% lower power consumption.
The Radeon Pro V620 is our recommended choice as it beats the Radeon RX 6600 LE in performance tests.
Be aware that Radeon Pro V620 is a workstation graphics card while Radeon RX 6600 LE is a desktop one.
Other comparisons
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