AMD Radeon RX 6400 vs AMD Radeon RX 5500 OEM

VS

AMD Radeon RX 6400 AMD Radeon RX 5500 OEM

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 6400 and 4GB VRAM Radeon RX 5500 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6400 's Advantages

Released 2 years and 3 months late

Boost Clock has increased by 26% (2321MHz vs 1845MHz)

Lower TDP (53W vs 110W)

AMD Radeon RX 5500 OEM 's Advantages

Larger VRAM bandwidth (224.0GB/s vs 128.0GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6400

3.565 TFLOPS

Radeon RX 5500 OEM +45%

5.196 TFLOPS

Radeon RX 6400

VS

Radeon RX 5500 OEM

Graphics Card

Jan 2022

Release Date

Oct 2019

Navi II

Generation

Navi

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

PCIe 4.0 x8

Clock Speeds

1923 MHz

Base Clock

1500 MHz

2321 MHz

Boost Clock

1845 MHz

2000 MHz

Memory Clock

1750 MHz

Memory

4GB

Memory Size

4GB

GDDR6

Memory Type

GDDR6

64bit

Memory Bus

128bit

128.0GB/s

Bandwidth

224.0GB/s

Render Config

-

SM Count

-

12

Compute Units

22

768

Shading Units

1408

48

TMUs

88

32

ROPs

32

-

Tensor Cores

-

12

RT Cores

-

128 KB per Array

L1 Cache

-

1024 KB

L2 Cache

2 MB

Theoretical Performance

74.27 GPixel/s

Pixel Rate

59.04 GPixel/s

111.4 GTexel/s

Texture Rate

162.4 GTexel/s

7.130 TFLOPS

FP16 (half)

10.39 TFLOPS

3.565 TFLOPS

FP32 (float)

5.196 TFLOPS

222.8 GFLOPS

FP64 (double)

324.7 GFLOPS

Graphics Processor

Navi 24

GPU Name

Navi 14

Navi 24 XL (215-135000046)

GPU Variant

Navi 14 XT (215-0932220)

RDNA 2.0

Architecture

RDNA 1.0

TSMC

Foundry

TSMC

6 nm

Process Size

7 nm

5.4 billion

Transistors

6.4 billion

107 mm²

Die Size

158 mm²

Board Design

53W

TDP

110W

250 W

Suggested PSU

300 W

1x HDMI 2.1 1x DisplayPort 1.4a

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

None

Power Connectors

1x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.2

OpenCL

2.1

1.3

Vulkan

1.3

-

CUDA

-

6.6

Shader Model

6.5

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