AMD Radeon RX 580 vs AMD Radeon RX 6800

VS

AMD Radeon RX 580

AMD Radeon RX 6800

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 580 and 16GB VRAM Radeon RX 6800 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580 's Advantages

Lower TDP (185W vs 250W)

AMD Radeon RX 6800 's Advantages

Released 3 years and 6 months late

Boost Clock has increased by 57% (2105MHz vs 1340MHz)

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (512.0GB/s vs 256.0GB/s)

1536 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 580

6.175 TFLOPS

Radeon RX 6800 +161%

16.17 TFLOPS

3DMark Time Spy

Radeon RX 580

4362

Radeon RX 6800 +272%

16233

Shadow of the Tomb Raider 2160p

Radeon RX 580

17

Radeon RX 6800 +282%

65

Shadow of the Tomb Raider 1440p

Radeon RX 580

35

Radeon RX 6800 +234%

117

Shadow of the Tomb Raider 1080p

Radeon RX 580

50

Radeon RX 6800 +236%

168

Battlefield 5 2160p

Radeon RX 580

27

Radeon RX 6800 +237%

91

Battlefield 5 1440p

Radeon RX 580

54

Radeon RX 6800 +229%

178

Battlefield 5 1080p

Radeon RX 580

78

Radeon RX 6800 +148%

194

GTA 5 1440p

Radeon RX 580

60

Radeon RX 6800 +110%

126

Radeon RX 580

VS

Radeon RX 6800

Graphics Card

Apr 2017

Release Date

Oct 2020

Polaris

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1257 MHz

Base Clock

1700 MHz

1340 MHz

Boost Clock

2105 MHz

2000 MHz

Memory Clock

2000 MHz

Memory

8GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

256.0GB/s

Bandwidth

512.0GB/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

128 MB

Theoretical Performance

42.88 GPixel/s

Pixel Rate

202.1 GPixel/s

193.0 GTexel/s

Texture Rate

505.2 GTexel/s

6.175 TFLOPS

FP16 (half)

32.33 TFLOPS

6.175 TFLOPS

FP32 (float)

16.17 TFLOPS

385.9 GFLOPS

FP64 (double)

1010 GFLOPS

Board Design

185W

TDP

250W

450 W

Suggested PSU

600 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

Polaris 20

GPU Name

Navi 21

Polaris 20 XTX (215-0910038)

GPU Variant

Navi 21 XL (215-121000187)

GCN 4.0

Architecture

RDNA 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

7 nm

5.7 billion

Transistors

26.8 billion

232 mm²

Die Size

520 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.3

-

6.4

Shader Model

6.5

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