AMD Radeon RX 6900 XTX vs AMD Radeon RX 560 XT

VS

AMD Radeon RX 6900 XTX AMD Radeon RX 560 XT

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

Main Differences

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

AMD Radeon RX 560 XT 's Advantages

Lower TDP (150W vs 330W)

Score

Benchmark

FP32 (float)

Radeon RX 6900 XTX +467%

24.93 TFLOPS

Radeon RX 560 XT

4.394 TFLOPS

Radeon RX 6900 XTX

VS

Radeon RX 560 XT

Graphics Card

Unknown

Release Date

Mar 2019

Navi II

Generation

Polaris

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2075 MHz

Base Clock

1074 MHz

2435 MHz

Boost Clock

1226 MHz

2250 MHz

Memory Clock

1750 MHz

Memory

16GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

576.0GB/s

Bandwidth

224.0GB/s

Render Config

-

SM Count

-

80

Compute Units

28

5120

Shading Units

1792

320

TMUs

112

128

ROPs

32

-

Tensor Cores

-

80

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

2 MB

Theoretical Performance

311.7 GPixel/s

Pixel Rate

39.23 GPixel/s

779.2 GTexel/s

Texture Rate

137.3 GTexel/s

49.87 TFLOPS

FP16 (half)

4.394 TFLOPS

24.93 TFLOPS

FP32 (float)

4.394 TFLOPS

1.558 TFLOPS

FP64 (double)

274.6 GFLOPS

Graphics Processor

Navi 21

GPU Name

Ellesmere

Navi 21 XTXH (215-121000247)

GPU Variant

Polaris 10 LE1

RDNA 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

7 nm

Process Size

14 nm

26.8 billion

Transistors

5.7 billion

520 mm²

Die Size

232 mm²

Board Design

330W

TDP

150W

700 W

Suggested PSU

450 W

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

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 6-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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