AMD Radeon RX 7800 XT vs AMD Radeon RX 580 OEM

VS

AMD Radeon RX 7800 XT AMD Radeon RX 580 OEM

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

Main Differences

AMD Radeon RX 7800 XT 's Advantages

Released 7 years and 2 months late

Boost Clock has increased by 92% (2430MHz vs 1266MHz)

More VRAM (16GB vs 8GB)

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

1536 additional rendering cores

AMD Radeon RX 580 OEM 's Advantages

Lower TDP (150W vs 263W)

Score

Benchmark

FP32 (float)

Radeon RX 7800 XT +539%

37.32 TFLOPS

Radeon RX 580 OEM

5.834 TFLOPS

Radeon RX 7800 XT

VS

Radeon RX 580 OEM

Graphics Card

Aug 2023

Release Date

Jun 2016

Navi III

Generation

Polaris

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1295 MHz

Base Clock

1120 MHz

2430 MHz

Boost Clock

1266 MHz

2438 MHz

Memory Clock

2000 MHz

Memory

16GB

Memory Size

8GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

624.1GB/s

Bandwidth

256.0GB/s

Render Config

-

SM Count

-

60

Compute Units

36

3840

Shading Units

2304

240

TMUs

144

96

ROPs

32

-

Tensor Cores

-

60

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

2 MB

Theoretical Performance

233.3 GPixel/s

Pixel Rate

40.51 GPixel/s

583.2 GTexel/s

Texture Rate

182.3 GTexel/s

74.65 TFLOPS

FP16 (half)

5.834 TFLOPS

37.32 TFLOPS

FP32 (float)

5.834 TFLOPS

1166 GFLOPS

FP64 (double)

364.6 GFLOPS

Graphics Processor

Navi 32

GPU Name

Ellesmere

Navi 32 XT (215-180000006)

GPU Variant

Polaris 10 XT (215-0876184)

RDNA 3.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

5 nm

Process Size

14 nm

28.1 billion

Transistors

5.7 billion

346 mm²

Die Size

232 mm²

Board Design

263W

TDP

150W

600 W

Suggested PSU

450 W

1x HDMI 2.1a 3x DisplayPort 2.1

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 6-pin

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

-

CUDA

-

6.7

Shader Model

6.4

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