RADEON

AMD Radeon RX 580X Mobile

AMD graphics card specifications and benchmark scores

8 GB
VRAM
MHz Boost
100W
TDP
256
Bus Width

AMD Radeon RX 580X Mobile Specifications

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Radeon RX 580X Mobile GPU Core

Shader units and compute resources

The AMD Radeon RX 580X Mobile GPU core specifications define its raw processing power for graphics and compute workloads. Shading units (also called CUDA cores, stream processors, or execution units depending on manufacturer) handle the parallel calculations required for rendering. TMUs (Texture Mapping Units) process texture data, while ROPs (Render Output Units) handle final pixel output. Higher shader counts generally translate to better GPU benchmark performance, especially in demanding games and 3D applications.

Shading Units
2,304
Shaders
2,304
TMUs
144
ROPs
32
Compute Units
36
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RX 580X Mobile Clock Speeds

GPU and memory frequencies

Clock speeds directly impact the Radeon RX 580X Mobile's performance in GPU benchmarks and real-world gaming. The base clock represents the minimum guaranteed frequency, while the boost clock indicates peak performance under optimal thermal conditions. Memory clock speed affects texture loading and frame buffer operations. The Radeon RX 580X Mobile by AMD dynamically adjusts frequencies based on workload, temperature, and power limits to maximize performance while maintaining stability.

GPU Clock
1266 MHz
Memory Clock
2000 MHz 8 Gbps effective
GDDR GDDR 6X 6X

AMD's Radeon RX 580X Mobile Memory

VRAM capacity and bandwidth

VRAM (Video RAM) is dedicated memory for storing textures, frame buffers, and shader data. The Radeon RX 580X Mobile's memory capacity determines how well it handles high-resolution textures and multiple displays. Memory bandwidth, measured in GB/s, affects how quickly data moves between the GPU and VRAM. Higher bandwidth improves performance in memory-intensive scenarios like 4K gaming. The memory bus width and type (GDDR6, GDDR6X, HBM) significantly influence overall GPU benchmark scores.

Memory Size
8 GB
VRAM
8,192 MB
Memory Type
GDDR5
VRAM Type
GDDR5
Memory Bus
256 bit
Bus Width
256-bit
Bandwidth
256.0 GB/s
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Radeon RX 580X Mobile by AMD Cache

On-chip cache hierarchy

On-chip cache provides ultra-fast data access for the RX 580X Mobile, reducing the need to fetch data from slower VRAM. L1 and L2 caches store frequently accessed data close to the compute units. AMD's Infinity Cache (L3) dramatically increases effective bandwidth, improving GPU benchmark performance without requiring wider memory buses. Larger cache sizes help maintain high frame rates in memory-bound scenarios and reduce power consumption by minimizing VRAM accesses.

L1 Cache
16 KB (per CU)
L2 Cache
2 MB
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RX 580X Mobile Theoretical Performance

Compute and fill rates

Theoretical performance metrics provide a baseline for comparing the AMD Radeon RX 580X Mobile against other graphics cards. FP32 (single-precision) performance, measured in TFLOPS, indicates compute capability for gaming and general GPU workloads. FP64 (double-precision) matters for scientific computing. Pixel and texture fill rates determine how quickly the GPU can render complex scenes. While real-world GPU benchmark results depend on many factors, these specifications help predict relative performance levels.

FP32 (Float)
5.834 TFLOPS
FP64 (Double)
364.6 GFLOPS (1:16)
FP16 (Half)
5.834 TFLOPS (1:1)
Pixel Rate
40.51 GPixel/s
Texture Rate
182.3 GTexel/s
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GCN 4.0 Architecture & Process

Manufacturing and design details

The AMD Radeon RX 580X Mobile is built on AMD's GCN 4.0 architecture, which defines how the GPU processes graphics and compute workloads. The manufacturing process node affects power efficiency, thermal characteristics, and maximum clock speeds. Smaller process nodes pack more transistors into the same die area, enabling higher performance per watt. Understanding the architecture helps predict how the RX 580X Mobile will perform in GPU benchmarks compared to previous generations.

Architecture
GCN 4.0
GPU Name
Polaris 20
Process Node
14 nm
Foundry
GlobalFoundries
Transistors
5,700 million
Die Size
232 mm²
Density
24.6M / mm²
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AMD's Radeon RX 580X Mobile Power & Thermal

TDP and power requirements

Power specifications for the AMD Radeon RX 580X Mobile determine PSU requirements and thermal management needs. TDP (Thermal Design Power) indicates the heat output under typical loads, guiding cooler selection. Power connector requirements ensure adequate power delivery for stable operation during demanding GPU benchmarks. The suggested PSU wattage accounts for the entire system, not just the graphics card. Efficient power delivery enables the Radeon RX 580X Mobile to maintain boost clocks without throttling.

TDP
100 W
TDP
100W
Power Connectors
None
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Radeon RX 580X Mobile by AMD Physical & Connectivity

Dimensions and outputs

Physical dimensions of the AMD Radeon RX 580X Mobile are critical for case compatibility. Card length, height, and slot width determine whether it fits in your chassis. The PCIe interface version affects bandwidth for communication with the CPU. Display outputs define monitor connectivity options, with modern cards supporting multiple high-resolution displays simultaneously. Verify these specifications against your case and motherboard before purchasing to ensure a proper fit.

Slot Width
MXM Module
Bus Interface
MXM-B (3.0)
Display Outputs
Portable Device Dependent
Display Outputs
Portable Device Dependent
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AMD API Support

Graphics and compute APIs

API support determines which games and applications can fully utilize the AMD Radeon RX 580X Mobile. DirectX 12 Ultimate enables advanced features like ray tracing and variable rate shading. Vulkan provides cross-platform graphics capabilities with low-level hardware access. OpenGL remains important for professional applications and older games. CUDA (NVIDIA) and OpenCL enable GPU compute for video editing, 3D rendering, and scientific applications. Higher API versions unlock newer graphical features in GPU benchmarks and games.

DirectX
12 (12_0)
DirectX
12 (12_0)
OpenGL
4.6
OpenGL
4.6
Vulkan
1.3
Vulkan
1.3
OpenCL
2.1
Shader Model
6.7
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Radeon RX 580X Mobile Product Information

Release and pricing details

The AMD Radeon RX 580X Mobile is manufactured by AMD as part of their graphics card lineup. Release date and launch pricing provide context for comparing GPU benchmark results with competing products from the same era. Understanding the product lifecycle helps evaluate whether the Radeon RX 580X Mobile by AMD represents good value at current market prices. Predecessor and successor information aids in tracking generational improvements and planning future upgrades.

Manufacturer
AMD
Release Date
Apr 2018
Production
End-of-life
Predecessor
Gem System
Successor
Navi Mobile

Radeon RX 580X Mobile Benchmark Scores

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No benchmark data available for this GPU.

About AMD Radeon RX 580X Mobile

The AMD Radeon RX 580X Mobile is a discrete graphics solution built on the GCN 4.0 architecture and fabricated on a 14 nm process. Released in early 2018, this mobile GPU is designed for performance-oriented laptops, featuring 8 GB of GDDR5 memory connected via a 256-bit interface, which provides substantial bandwidth for high-resolution textures. With a TDP of 100 watts, this card demands robust thermal solutions, making it commonly found in larger gaming notebooks with advanced cooling systems. Its MXM-B (3.0) interface allows for modular installation, though it is typically configured as a permanent, soldered component by laptop manufacturers. In terms of raw performance, the Radeon RX 580X Mobile delivers solid frame rates at 1080p resolution in many contemporary titles of its era, though it may require settings adjustments for the most demanding games. It does not feature dedicated hardware for real-time ray tracing, and while AMD's FidelityFX Super Resolution (FSR) is supported via driver updates, it provides an upscaling alternative to native rendering.

  • Capable of 1080p gaming at high settings in many titles from its release period.
  • Lacks dedicated ray tracing cores, making real-time ray tracing performance non-viable.
  • Supports AMD's FidelityFX Super Resolution (FSR) for improved performance via upscaling.
  • The 8 GB GDDR5 buffer is beneficial for modern games with high-resolution texture packs.
  • Cooling is critical due to its 100W TDP, requiring laptop designs with substantial heat dissipation.

When evaluating its memory specifications, the 8 GB capacity on this AMD graphics card remains a relevant asset for gaming, helping to avoid bottlenecks in VRAM-intensive scenarios. The GDDR5 memory type, while superseded by GDDR6 in newer models, still offers sufficient bandwidth for the GPU's processing capabilities. For potential buyers, this mobile GPU excels in traditional rasterization performance, making it best suited for gaming and creative applications that leverage its strong compute performance. The most ideal scenarios for the RX 580X Mobile include 1080p gaming, video editing, and running older or less demanding titles at high frame rates. It is not recommended for users seeking cutting-edge features like hardware-accelerated ray tracing, as its architecture predates this technology. Ultimately, this model serves as a competent mobile workhorse for systems where thermal design is adequately addressed.

The NVIDIA Equivalent of Radeon RX 580X Mobile

Looking for a similar graphics card from NVIDIA? The NVIDIA GeForce RTX 2080 offers comparable performance and features in the NVIDIA lineup.

NVIDIA GeForce RTX 2080

NVIDIA • 8 GB VRAM

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