AMD Radeon RX 6400 vs ATI Radeon HD 5670 640SP Edition

VS

AMD Radeon RX 6400

ATI Radeon HD 5670 640SP Edition

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 6400 and 512MB VRAM Radeon HD 5670 640SP Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6400 's Advantages

Released 11 years and 6 months late

Boost Clock2321MHz

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (128.0GB/s vs 64.00GB/s)

128 additional rendering cores

Lower TDP (53W vs 64W)

Score

Benchmark

FP32 (float)

Radeon RX 6400 +271%

3.565 TFLOPS

Radeon HD 5670 640SP Edition

0.96 TFLOPS

Radeon RX 6400

VS

Radeon HD 5670 640SP Edition

Graphics Card

Jan 2022

Release Date

Jul 2010

Navi II

Generation

Evergreen

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

PCIe 2.0 x16

Clock Speeds

1923 MHz

Base Clock

-

2321 MHz

Boost Clock

-

2000 MHz

Memory Clock

1000 MHz

Memory

4GB

Memory Size

512MB

GDDR6

Memory Type

GDDR5

64bit

Memory Bus

128bit

128.0GB/s

Bandwidth

64.00GB/s

Render Config

12

Compute Units

8

-

768

Shading Units

640

48

TMUs

32

ROPs

8

-

12

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

256 KB

16 MB

L3 Cache

-

Theoretical Performance

74.27 GPixel/s

Pixel Rate

6.000 GPixel/s

111.4 GTexel/s

Texture Rate

24.00 GTexel/s

7.130 TFLOPS

FP16 (half)

-

3.565 TFLOPS

FP32 (float)

960.0 GFLOPS

222.8 GFLOPS

FP64 (double)

-

Board Design

53W

TDP

64W

250 W

Suggested PSU

250 W

1x HDMI 2.1 1x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

None

Power Connectors

None

Graphics Processor

Navi 24

GPU Name

Juniper

Navi 24 XL (215-135000046)

GPU Variant

Juniper CE

RDNA 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

6 nm

Process Size

40 nm

5.4 billion

Transistors

1.04 billion

107 mm²

Die Size

166 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.2

OpenCL

1.2

1.3

Vulkan

N/A

-

6.7

Shader Model

5.0

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