Radeon RX 550 640SP vs RX Vega 64 Liquid Limited Edition
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | GCN 5.0 (2017−2020) | GCN 4.0 (2016−2020) |
| GPU code name | Vega 10 | Baffin |
| Market segment | Desktop | Desktop |
| Release date | 8 August 2017 (8 years ago) | 13 October 2017 (8 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 | 4096 | 640 |
| Core clock speed | 1406 MHz | 1019 MHz |
| Boost clock speed | 1677 MHz | 1071 MHz |
| Number of transistors | no data | 3,000 million |
| Manufacturing process technology | 14 nm | 14 nm |
| Power consumption (TDP) | 225 Watt | 60 Watt |
| Texture fill rate | 429.3 | 42.84 |
| Floating-point processing power | no data | 1.371 TFLOPS |
| ROPs | 64 | 16 |
| TMUs | 256 | 40 |
| L1 Cache | no data | 160 KB |
| L2 Cache | no data | 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 3.0 x16 | PCIe 3.0 x8 |
| Length | 267 mm | 145 mm |
| Width | 2-slot | 2-slot |
| Supplementary power connectors | 2x 8-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 | HBM2 | GDDR5 |
| Maximum RAM amount | 8 GB | 2 GB |
| Memory bus width | 2048 Bit | 128 Bit |
| Memory clock speed | 1890 MHz | 1500 MHz |
| Memory bandwidth | 483.8 GB/s | 96 GB/s |
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 | 1x HDMI, 3x DisplayPort | 1x DVI, 1x HDMI, 1x DisplayPort |
| HDMI | + | + |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12.0 | 12 (12_0) |
| Shader Model | 5.0 | 6.4 |
| OpenGL | 4.5 | 4.6 |
| OpenCL | 2.0 | 2.0 |
| Vulkan | - | 1.2.131 |
Pros & cons summary
| Recency | 8 August 2017 | 13 October 2017 |
| Maximum RAM amount | 8 GB | 2 GB |
| Power consumption (TDP) | 225 Watt | 60 Watt |
RX Vega 64 Liquid Limited Edition has a 300% higher maximum VRAM amount.
RX 550 640SP, on the other hand, has an age advantage of 2 months, and 275% lower power consumption.
We couldn't decide between Radeon RX Vega 64 Liquid Limited Edition and Radeon RX 550 640SP. We've got no test results to judge.
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