AMD Radeon RX 560 XT vs AMD Radeon RX 6900 XTX

VS

AMD Radeon RX 560 XT

AMD Radeon RX 6900 XTX

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 560 XT and 16GB VRAM Radeon RX 6900 XTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 560 XT 's Advantages

Lower TDP (150W vs 330W)

AMD Radeon RX 6900 XTX 's Advantages

Boost Clock has increased by 99% (2435MHz vs 1226MHz)

More VRAM (16GB vs 4GB)

Larger VRAM bandwidth (576.0GB/s vs 224.0GB/s)

3328 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 560 XT

4.394 TFLOPS

Radeon RX 6900 XTX +467%

24.93 TFLOPS

Radeon RX 560 XT

VS

Radeon RX 6900 XTX

Graphics Card

Mar 2019

Release Date

Unknown

Polaris

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1074 MHz

Base Clock

2075 MHz

1226 MHz

Boost Clock

2435 MHz

1750 MHz

Memory Clock

2250 MHz

Memory

4GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

224.0GB/s

Bandwidth

576.0GB/s

Render Config

28

Compute Units

80

-

1792

Shading Units

5120

112

TMUs

320

32

ROPs

128

-

RT Cores

80

16 KB (per CU)

L1 Cache

128 KB per Array

2 MB

L2 Cache

4 MB

-

L3 Cache

128 MB

Theoretical Performance

39.23 GPixel/s

Pixel Rate

311.7 GPixel/s

137.3 GTexel/s

Texture Rate

779.2 GTexel/s

4.394 TFLOPS

FP16 (half)

49.87 TFLOPS

4.394 TFLOPS

FP32 (float)

24.93 TFLOPS

274.6 GFLOPS

FP64 (double)

1.558 TFLOPS

Board Design

150W

TDP

330W

450 W

Suggested PSU

700 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

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

1x 6-pin

Power Connectors

2x 8-pin

Graphics Processor

Ellesmere

GPU Name

Navi 21

Polaris 10 LE1

GPU Variant

Navi 21 XTXH (215-121000247)

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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