AMD Radeon RX 580 2048SP vs AMD Radeon RX 8800 XT

VS

AMD Radeon RX 580 2048SP

AMD Radeon RX 8800 XT

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 580 2048SP and 16GB VRAM Radeon RX 8800 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580 2048SP 's Advantages

Lower TDP (150W vs 220W)

AMD Radeon RX 8800 XT 's Advantages

Boost Clock has increased by 89% (2430MHz vs 1284MHz)

More VRAM (16GB vs 4GB)

Larger VRAM bandwidth (624.1GB/s vs 224.0GB/s)

2048 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 580 2048SP

5.259 TFLOPS

Radeon RX 8800 XT +278%

19.91 TFLOPS

Radeon RX 580 2048SP

VS

Radeon RX 8800 XT

Graphics Card

Oct 2018

Release Date

Unknown

Polaris

Generation

Navi IV(RX 8000)

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1168 MHz

Base Clock

1295 MHz

1284 MHz

Boost Clock

2430 MHz

1750 MHz

Memory Clock

2438 MHz

Memory

4GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

224.0GB/s

Bandwidth

624.1GB/s

Render Config

32

Compute Units

64

-

2048

Shading Units

4096

128

TMUs

256

32

ROPs

96

-

RT Cores

64

16 KB (per CU)

L1 Cache

128 KB per Array

2 MB

L2 Cache

4 MB

-

L3 Cache

64 MB

Theoretical Performance

41.09 GPixel/s

Pixel Rate

233.3 GPixel/s

164.4 GTexel/s

Texture Rate

622.1 GTexel/s

5.259 TFLOPS

FP16 (half)

39.81 TFLOPS

5.259 TFLOPS

FP32 (float)

19.91 TFLOPS

328.7 GFLOPS

FP64 (double)

622.1 GFLOPS

Board Design

150W

TDP

220W

450 W

Suggested PSU

550 W

1x DVI 1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1a3x DisplayPort 2.1

1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

Polaris 20

GPU Name

Navi 48

Polaris 20 XL (215-0910052)

GPU Variant

Navi 48 XT

GCN 4.0

Architecture

RDNA 4.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

4 nm

5.7 billion

Transistors

Unknown

232 mm²

Die Size

Unknown

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.2

1.2

Vulkan

1.3

-

6.4

Shader Model

6.8

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