AMD Radeon RX 7800 vs AMD Radeon RX 580

VS

AMD Radeon RX 7800

AMD Radeon RX 580

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

Main Differences

AMD Radeon RX 7800 's Advantages

Released 5 years and 9 months late

Boost Clock has increased by 109% (2800MHz vs 1340MHz)

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (576.0GB/s vs 256.0GB/s)

1536 additional rendering cores

AMD Radeon RX 580 's Advantages

Lower TDP (185W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 7800 +504%

37.32 TFLOPS

Radeon RX 580

6.175 TFLOPS

Radeon RX 7800

VS

Radeon RX 580

Graphics Card

Jan 2023

Release Date

Apr 2017

Navi III

Generation

Polaris

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1800 MHz

Base Clock

1257 MHz

2800 MHz

Boost Clock

1340 MHz

2250 MHz

Memory Clock

2000 MHz

Memory

16GB

Memory Size

8GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

576.0GB/s

Bandwidth

256.0GB/s

Render Config

60

Compute Units

36

-

3840

Shading Units

2304

240

TMUs

144

128

ROPs

32

-

60

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

2 MB

64 MB

L3 Cache

-

Theoretical Performance

358.4 GPixel/s

Pixel Rate

42.88 GPixel/s

672.0 GTexel/s

Texture Rate

193.0 GTexel/s

86.02 TFLOPS

FP16 (half)

6.175 TFLOPS

43.01 TFLOPS

FP32 (float)

6.175 TFLOPS

1344 GFLOPS

FP64 (double)

385.9 GFLOPS

Board Design

300W

TDP

185W

700 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 8-pin

Graphics Processor

Navi 32

GPU Name

Polaris 20

Navi 32 XT

GPU Variant

Polaris 20 XTX (215-0910038)

RDNA 3.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

5 nm

Process Size

14 nm

Unknown

Transistors

5.7 billion

346 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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