AMD Radeon RX 6400 vs AMD Radeon RX 7600 XT

VS

AMD Radeon RX 6400 AMD Radeon RX 7600 XT

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 6400 and 16GB VRAM Radeon RX 7600 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6400 's Advantages

Lower TDP (53W vs 190W)

AMD Radeon RX 7600 XT 's Advantages

Released 2 years late

Boost Clock has increased by 19% (2755MHz vs 2321MHz)

More VRAM (16GB vs 4GB)

Larger VRAM bandwidth (288.0GB/s vs 128.0GB/s)

1280 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6400

3.565 TFLOPS

Radeon RX 7600 XT +533%

22.57 TFLOPS

3DMark Time Spy

Radeon RX 6400

3579

Radeon RX 7600 XT +215%

11274

Blender

Radeon RX 6400

325

Radeon RX 7600 XT +298%

1295

Radeon RX 6400

VS

Radeon RX 7600 XT

Graphics Card

Jan 2022

Release Date

Jan 2024

Navi II

Generation

Navi III

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

PCIe 4.0 x8

Clock Speeds

1923 MHz

Base Clock

1980 MHz

2321 MHz

Boost Clock

2755 MHz

2000 MHz

Memory Clock

2250 MHz

Memory

4GB

Memory Size

16GB

GDDR6

Memory Type

GDDR6

64bit

Memory Bus

128bit

128.0GB/s

Bandwidth

288.0GB/s

Render Config

-

SM Count

-

12

Compute Units

32

768

Shading Units

2048

48

TMUs

128

32

ROPs

64

-

Tensor Cores

-

12

RT Cores

32

128 KB per Array

L1 Cache

128 KB per Array

1024 KB

L2 Cache

2 MB

Theoretical Performance

74.27 GPixel/s

Pixel Rate

176.3 GPixel/s

111.4 GTexel/s

Texture Rate

352.6 GTexel/s

7.130 TFLOPS

FP16 (half)

45.14 TFLOPS

3.565 TFLOPS

FP32 (float)

22.57 TFLOPS

222.8 GFLOPS

FP64 (double)

705.3 GFLOPS

Graphics Processor

Navi 24

GPU Name

Navi 33

Navi 24 XL (215-135000046)

GPU Variant

Navi 33 XT (215-163000047)

RDNA 2.0

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

6 nm

Process Size

6 nm

5.4 billion

Transistors

13.3 billion

107 mm²

Die Size

204 mm²

Board Design

53W

TDP

190W

250 W

Suggested PSU

450 W

1x HDMI 2.1 1x DisplayPort 1.4a

Outputs

1x HDMI 2.1a 3x DisplayPort 2.1

None

Power Connectors

1x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.2

OpenCL

2.2

1.3

Vulkan

1.3

-

CUDA

-

6.6

Shader Model

6.7

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