AMD Radeon RX 7900 XTX vs AMD Radeon RX 580G

VS

AMD Radeon RX 7900 XTX

AMD Radeon RX 580G

We compared two Desktop platform GPUs: 24GB VRAM Radeon RX 7900 XTX and 8GB VRAM Radeon RX 580G to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7900 XTX 's Advantages

Released 4 years and 1 months late

Boost Clock has increased by 88% (2498MHz vs 1330MHz)

More VRAM (24GB vs 8GB)

Larger VRAM bandwidth (960.0GB/s vs 256.0GB/s)

3840 additional rendering cores

AMD Radeon RX 580G 's Advantages

Lower TDP (185W vs 355W)

Score

Benchmark

FP32 (float)

Radeon RX 7900 XTX +901%

61.39 TFLOPS

Radeon RX 580G

6.129 TFLOPS

Radeon RX 7900 XTX

VS

Radeon RX 580G

Graphics Card

Nov 2022

Release Date

Oct 2018

Navi III

Generation

Polaris

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1929 MHz

Base Clock

1257 MHz

2498 MHz

Boost Clock

1330 MHz

2500 MHz

Memory Clock

2000 MHz

Memory

24GB

Memory Size

8GB

GDDR6

Memory Type

GDDR5

384bit

Memory Bus

256bit

960.0GB/s

Bandwidth

256.0GB/s

Render Config

96

Compute Units

36

-

6144

Shading Units

2304

384

TMUs

144

192

ROPs

32

-

96

RT Cores

-

256 KB per Array

L1 Cache

16 KB (per CU)

6 MB

L2 Cache

2 MB

96 MB

L3 Cache

-

Theoretical Performance

479.6 GPixel/s

Pixel Rate

42.56 GPixel/s

959.2 GTexel/s

Texture Rate

191.5 GTexel/s

122.8 TFLOPS

FP16 (half)

6.129 TFLOPS

61.39 TFLOPS

FP32 (float)

6.129 TFLOPS

1.918 TFLOPS

FP64 (double)

383.0 GFLOPS

Board Design

355W

TDP

185W

750 W

Suggested PSU

450 W

1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

Navi 31

GPU Name

Polaris 20

Navi 31 XTX (215-145000146)

GPU Variant

Polaris 20 XTX (215-0910038)

RDNA 3.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

5 nm

Process Size

14 nm

57.7 billion

Transistors

5.7 billion

529 mm²

Die Size

232 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.2

OpenCL

2.1

1.3

Vulkan

1.2

-

6.7

Shader Model

6.4

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