AMD Radeon RX 580G vs AMD Radeon RX 7800 XT

VS

AMD Radeon RX 580G

AMD Radeon RX 7800 XT

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 580G and 16GB VRAM Radeon RX 7800 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580G 's Advantages

Lower TDP (185W vs 263W)

AMD Radeon RX 7800 XT 's Advantages

Released 4 years and 10 months late

Boost Clock has increased by 83% (2430MHz vs 1330MHz)

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (624.1GB/s vs 256.0GB/s)

1536 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 580G

6.129 TFLOPS

Radeon RX 7800 XT +508%

37.32 TFLOPS

Radeon RX 580G

VS

Radeon RX 7800 XT

Graphics Card

Oct 2018

Release Date

Aug 2023

Polaris

Generation

Navi III

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1257 MHz

Base Clock

1295 MHz

1330 MHz

Boost Clock

2430 MHz

2000 MHz

Memory Clock

2438 MHz

Memory

8GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

256.0GB/s

Bandwidth

624.1GB/s

Render Config

36

Compute Units

60

-

2304

Shading Units

3840

144

TMUs

240

32

ROPs

96

-

RT Cores

60

16 KB (per CU)

L1 Cache

128 KB per Array

2 MB

L2 Cache

4 MB

-

L3 Cache

64 MB

Theoretical Performance

42.56 GPixel/s

Pixel Rate

233.3 GPixel/s

191.5 GTexel/s

Texture Rate

583.2 GTexel/s

6.129 TFLOPS

FP16 (half)

74.65 TFLOPS

6.129 TFLOPS

FP32 (float)

37.32 TFLOPS

383.0 GFLOPS

FP64 (double)

1166 GFLOPS

Board Design

185W

TDP

263W

450 W

Suggested PSU

600 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1a 3x DisplayPort 2.1

1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

Polaris 20

GPU Name

Navi 32

Polaris 20 XTX (215-0910038)

GPU Variant

Navi 32 XT (215-180000006)

GCN 4.0

Architecture

RDNA 3.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

5 nm

5.7 billion

Transistors

28.1 billion

232 mm²

Die Size

346 mm²

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

6.7

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