NVIDIA RTX A400 vs NVIDIA GeForce 8400 GS PCI Rev. 2

VS

NVIDIA RTX A400

NVIDIA GeForce 8400 GS PCI Rev. 2

We compared two Desktop platform GPUs: 4GB VRAM RTX A400 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

NVIDIA RTX A400 's Advantages

Released 17 years late

Boost Clock1762MHz

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (96.00GB/s vs 8.000GB/s)

752 additional rendering cores

NVIDIA GeForce 8400 GS PCI Rev. 2 's Advantages

Lower TDP (40W vs 50W)

Score

Benchmark

FP32 (float)

RTX A400 +6838%

2.706 TFLOPS

GeForce 8400 GS PCI Rev. 2

0.039 TFLOPS

RTX A400

VS

GeForce 8400 GS PCI Rev. 2

Graphics Card

Apr 2024

Release Date

Apr 2007

Quadro Ampere(Ax000)

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCI

Clock Speeds

1417 MHz

Base Clock

-

1762 MHz

Boost Clock

-

1500 MHz

Memory Clock

500 MHz

Memory

4GB

Memory Size

512MB

GDDR6

Memory Type

DDR3

64bit

Memory Bus

64bit

96.00GB/s

Bandwidth

8.000GB/s

Render Config

-

6

SM Count

2

768

Shading Units

16

24

TMUs

8

16

ROPs

4

24

Tensor Cores

-

6

RT Cores

-

128 KB (per SM)

L1 Cache

-

2 MB

L2 Cache

32 KB

-

Theoretical Performance

28.19 GPixel/s

Pixel Rate

2.080 GPixel/s

42.29 GTexel/s

Texture Rate

4.160 GTexel/s

2.706 TFLOPS

FP16 (half)

-

2.706 TFLOPS

FP32 (float)

39.36 GFLOPS

42.29 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

40W

250 W

Suggested PSU

200 W

4x mini-DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1x VGA

None

Power Connectors

None

Graphics Processor

GA107

GPU Name

GT218

-

Ampere

Architecture

Tesla 2.0

Samsung

Foundry

TSMC

8 nm

Process Size

40 nm

8.7 billion

Transistors

0.26 billion

200 mm²

Die Size

57 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

8.6

CUDA

1.2

6.8

Shader Model

4.1

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