AMD Radeon RX 6400 vs NVIDIA GeForce 8400 GS PCI Rev. 2

VS

AMD Radeon RX 6400 NVIDIA GeForce 8400 GS PCI Rev. 2

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 6400 and 512MB VRAM GeForce 8400 GS PCI Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6400 's Advantages

Released 14 years and 9 months late

Boost Clock2321MHz

Larger VRAM bandwidth (128.0GB/s vs 8.000GB/s)

752 additional rendering cores

NVIDIA GeForce 8400 GS PCI Rev. 2 's Advantages

Lower TDP (40W vs 53W)

Score

Benchmark

FP32 (float)

Radeon RX 6400 +9041%

3.565 TFLOPS

GeForce 8400 GS PCI Rev. 2

0.039 TFLOPS

Radeon RX 6400

VS

GeForce 8400 GS PCI Rev. 2

Graphics Card

Jan 2022

Release Date

Apr 2007

Navi II

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

PCI

Clock Speeds

1923 MHz

Base Clock

-

2321 MHz

Boost Clock

-

2000 MHz

Memory Clock

500 MHz

Memory

4GB

Memory Size

512MB

GDDR6

Memory Type

DDR3

64bit

Memory Bus

64bit

128.0GB/s

Bandwidth

8.000GB/s

Render Config

-

SM Count

2

12

Compute Units

-

768

Shading Units

16

48

TMUs

8

32

ROPs

4

-

Tensor Cores

-

12

RT Cores

-

128 KB per Array

L1 Cache

-

1024 KB

L2 Cache

32 KB

Theoretical Performance

74.27 GPixel/s

Pixel Rate

2.080 GPixel/s

111.4 GTexel/s

Texture Rate

4.160 GTexel/s

7.130 TFLOPS

FP16 (half)

-

3.565 TFLOPS

FP32 (float)

39.36 GFLOPS

222.8 GFLOPS

FP64 (double)

-

Graphics Processor

Navi 24

GPU Name

GT218

Navi 24 XL (215-135000046)

GPU Variant

-

RDNA 2.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

6 nm

Process Size

40 nm

5.4 billion

Transistors

0.26 billion

107 mm²

Die Size

57 mm²

Board Design

53W

TDP

40W

250 W

Suggested PSU

200 W

1x HDMI 2.1 1x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1x VGA

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

2.2

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

1.2

6.6

Shader Model

4.1

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