AMD Radeon RX 8800 XT vs ATI Radeon HD 4580

VS

AMD Radeon RX 8800 XT

ATI Radeon HD 4580

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 8800 XT and 512MB VRAM Radeon HD 4580 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 8800 XT 's Advantages

Boost Clock2430MHz

More VRAM (16GB vs 512GB)

Larger VRAM bandwidth (624.1GB/s vs 22.18GB/s)

3976 additional rendering cores

ATI Radeon HD 4580 's Advantages

Lower TDP (65W vs 220W)

Score

Benchmark

FP32 (float)

Radeon RX 8800 XT +10324%

19.91 TFLOPS

Radeon HD 4580

0.191 TFLOPS

Radeon RX 8800 XT

VS

Radeon HD 4580

Graphics Card

Unknown

Release Date

Nov 2011

Navi IV(RX 8000)

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1295 MHz

Base Clock

-

2430 MHz

Boost Clock

-

2438 MHz

Memory Clock

693 MHz

Memory

16GB

Memory Size

512MB

GDDR6

Memory Type

GDDR3

256bit

Memory Bus

128bit

624.1GB/s

Bandwidth

22.18GB/s

Render Config

64

Compute Units

3

-

4096

Shading Units

120

256

TMUs

8

96

ROPs

4

-

64

RT Cores

-

128 KB per Array

L1 Cache

-

4 MB

L2 Cache

128 KB

64 MB

L3 Cache

-

Theoretical Performance

233.3 GPixel/s

Pixel Rate

3.184 GPixel/s

622.1 GTexel/s

Texture Rate

6.368 GTexel/s

39.81 TFLOPS

FP16 (half)

-

19.91 TFLOPS

FP32 (float)

191.0 GFLOPS

622.1 GFLOPS

FP64 (double)

-

Board Design

220W

TDP

65W

550 W

Suggested PSU

250 W

1x HDMI 2.1a3x DisplayPort 2.1

Outputs

2x DVI 1x S-Video

2x 8-pin

Power Connectors

None

Graphics Processor

Navi 48

GPU Name

RV635

Navi 48 XT

GPU Variant

RV635 PRO (215-0682008)

RDNA 4.0

Architecture

TeraScale

TSMC

Foundry

TSMC

4 nm

Process Size

55 nm

Unknown

Transistors

0.378 billion

Unknown

Die Size

135 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.2

OpenCL

N/A

1.3

Vulkan

N/A

-

6.8

Shader Model

4.1

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