AMD Radeon RX 560X vs AMD Radeon RX 6800 XT

VS

AMD Radeon RX 560X

AMD Radeon RX 6800 XT

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 560X and 16GB VRAM Radeon RX 6800 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 560X 's Advantages

Lower TDP (75W vs 300W)

AMD Radeon RX 6800 XT 's Advantages

Released 2 years and 6 months late

Boost Clock has increased by 76% (2250MHz vs 1275MHz)

More VRAM (16GB vs 4GB)

Larger VRAM bandwidth (512.0GB/s vs 112.0GB/s)

3584 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 560X

2.611 TFLOPS

Radeon RX 6800 XT +694%

20.74 TFLOPS

Radeon RX 560X

VS

Radeon RX 6800 XT

Graphics Card

Apr 2018

Release Date

Oct 2020

Polaris

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

1175 MHz

Base Clock

1825 MHz

1275 MHz

Boost Clock

2250 MHz

1750 MHz

Memory Clock

2000 MHz

Memory

4GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

256bit

112.0GB/s

Bandwidth

512.0GB/s

Render Config

16

Compute Units

72

-

1024

Shading Units

4608

64

TMUs

288

16

ROPs

128

-

RT Cores

72

16 KB (per CU)

L1 Cache

128 KB per Array

1024 KB

L2 Cache

4 MB

-

L3 Cache

128 MB

Theoretical Performance

20.40 GPixel/s

Pixel Rate

288.0 GPixel/s

81.60 GTexel/s

Texture Rate

648.0 GTexel/s

2.611 TFLOPS

FP16 (half)

41.47 TFLOPS

2.611 TFLOPS

FP32 (float)

20.74 TFLOPS

163.2 GFLOPS

FP64 (double)

1296 GFLOPS

Board Design

75W

TDP

300W

250 W

Suggested PSU

700 W

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

Outputs

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

None

Power Connectors

2x 8-pin

Graphics Processor

Polaris 21

GPU Name

Navi 21

Polaris 21 XT (215-0908004)

GPU Variant

Navi 21 XT (215-121000177)

GCN 4.0

Architecture

RDNA 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

7 nm

3 billion

Transistors

26.8 billion

123 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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