AMD Radeon RX 6700 XT vs AMD Radeon RX 580

VS

We compared two Desktop platform GPUs: 12GB VRAM Radeon RX 6700 XT 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 6700 XT 's Advantages

Released 3 years and 11 months late

Boost Clock has increased by 93% (2581MHz vs 1340MHz)

More VRAM (12GB vs 8GB)

Larger VRAM bandwidth (384.0GB/s vs 256.0GB/s)

256 additional rendering cores

AMD Radeon RX 580 's Advantages

Lower TDP (185W vs 230W)

Score

Benchmark

FP32 (float)

Radeon RX 6700 XT +113%

13.21 TFLOPS

Radeon RX 580

6.175 TFLOPS

3DMark Time Spy

Radeon RX 6700 XT +193%

12772

Radeon RX 580

4359

Shadow of the Tomb Raider 2160p

Radeon RX 6700 XT +205%

52

Radeon RX 580

17

Shadow of the Tomb Raider 1440p

Radeon RX 6700 XT +174%

96

Radeon RX 580

35

Shadow of the Tomb Raider 1080p

Radeon RX 6700 XT +184%

142

Radeon RX 580

50

Battlefield 5 2160p

Radeon RX 6700 XT +181%

76

Radeon RX 580

27

Battlefield 5 1440p

Radeon RX 6700 XT +166%

144

Radeon RX 580

54

Battlefield 5 1080p

Radeon RX 6700 XT +147%

193

Radeon RX 580

78

GTA 5 1440p

Radeon RX 6700 XT +73%

104

Radeon RX 580

60

Radeon RX 6700 XT

VS

Radeon RX 580

Graphics Card

Mar 2021

Release Date

Apr 2017

Navi II

Generation

Polaris

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2321 MHz

Base Clock

1257 MHz

2581 MHz

Boost Clock

1340 MHz

2000 MHz

Memory Clock

2000 MHz

Memory

12GB

Memory Size

8GB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

256bit

384.0GB/s

Bandwidth

256.0GB/s

Render Config

-

SM Count

-

40

Compute Units

36

2560

Shading Units

2304

160

TMUs

144

64

ROPs

32

-

Tensor Cores

-

40

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

3 MB

L2 Cache

2 MB

Theoretical Performance

165.2 GPixel/s

Pixel Rate

42.88 GPixel/s

413.0 GTexel/s

Texture Rate

193.0 GTexel/s

26.43 TFLOPS

FP16 (half)

6.175 TFLOPS

13.21 TFLOPS

FP32 (float)

6.175 TFLOPS

825.9 GFLOPS

FP64 (double)

385.9 GFLOPS

Graphics Processor

Navi 22

GPU Name

Polaris 20

Navi 22 XT (215-127000006)

GPU Variant

Polaris 20 XTX (215-0910038)

RDNA 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

7 nm

Process Size

14 nm

17.2 billion

Transistors

5.7 billion

335 mm²

Die Size

232 mm²

Board Design

230W

TDP

185W

550 W

Suggested PSU

450 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

1x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.3

Vulkan

1.2

-

CUDA

-

6.5

Shader Model

6.4

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