AMD Radeon RX 6400 vs AMD Radeon RX 560

VS

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 6400 and 4GB VRAM Radeon RX 560 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6400 's Advantages

Released 4 years and 9 months late

Boost Clock has increased by 82% (2321MHz vs 1275MHz)

Larger VRAM bandwidth (128.0GB/s vs 112.0GB/s)

Lower TDP (53W vs 75W)

AMD Radeon RX 560 's Advantages

256 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6400 +36%

3.565 TFLOPS

Radeon RX 560

2.611 TFLOPS

3DMark Time Spy

Radeon RX 6400 +99%

3579

Radeon RX 560

1796

Shadow of the Tomb Raider 2160p

Radeon RX 6400 +166%

8

Radeon RX 560

3

Shadow of the Tomb Raider 1440p

Radeon RX 6400 +66%

20

Radeon RX 560

12

Shadow of the Tomb Raider 1080p

Radeon RX 6400 +66%

35

Radeon RX 560

21

Battlefield 5 2160p

Radeon RX 6400 +72%

19

Radeon RX 560

11

Battlefield 5 1440p

Radeon RX 6400 +12%

36

Radeon RX 560

32

Battlefield 5 1080p

Radeon RX 6400 +20%

48

Radeon RX 560

40

Radeon RX 6400

VS

Radeon RX 560

Graphics Card

Jan 2022

Release Date

Apr 2017

Navi II

Generation

Polaris

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

PCIe 3.0 x8

Clock Speeds

1923 MHz

Base Clock

1175 MHz

2321 MHz

Boost Clock

1275 MHz

2000 MHz

Memory Clock

1750 MHz

Memory

4GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

64bit

Memory Bus

128bit

128.0GB/s

Bandwidth

112.0GB/s

Render Config

-

SM Count

-

12

Compute Units

16

768

Shading Units

1024

48

TMUs

64

32

ROPs

16

-

Tensor Cores

-

12

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

1024 KB

Theoretical Performance

74.27 GPixel/s

Pixel Rate

20.40 GPixel/s

111.4 GTexel/s

Texture Rate

81.60 GTexel/s

7.130 TFLOPS

FP16 (half)

2.611 TFLOPS

3.565 TFLOPS

FP32 (float)

2.611 TFLOPS

222.8 GFLOPS

FP64 (double)

163.2 GFLOPS

Graphics Processor

Navi 24

GPU Name

Polaris 21

Navi 24 XL (215-135000046)

GPU Variant

Polaris 21 XT (215-0908004)

RDNA 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

6 nm

Process Size

14 nm

5.4 billion

Transistors

3 billion

107 mm²

Die Size

123 mm²

Board Design

53W

TDP

75W

250 W

Suggested PSU

250 W

1x HDMI 2.1 1x DisplayPort 1.4a

Outputs

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

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.2

OpenCL

2.1

1.3

Vulkan

1.2

-

CUDA

-

6.6

Shader Model

6.4

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