NVIDIA GeForce RTX 5090 vs NVIDIA GeForce 8400 GS Rev. 3

VS

NVIDIA GeForce RTX 5090

NVIDIA GeForce 8400 GS Rev. 3

We compared two Desktop platform GPUs: 32GB VRAM GeForce RTX 5090 and 512MB VRAM GeForce 8400 GS Rev. 3 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 5090 's Advantages

Released 14 years and 6 months late

Boost Clock2520MHz

More VRAM (32GB vs 512GB)

Larger VRAM bandwidth (1.52TB/s vs 6.400GB/s)

21752 additional rendering cores

NVIDIA GeForce 8400 GS Rev. 3 's Advantages

Lower TDP (25W vs 500W)

Score

Benchmark

FP32 (float)

GeForce RTX 5090 +548400%

109.7 TFLOPS

GeForce 8400 GS Rev. 3

0.02 TFLOPS

GeForce RTX 5090

VS

GeForce 8400 GS Rev. 3

Graphics Card

Jan 2025

Release Date

Jul 2010

GeForce 50

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 5.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2235 MHz

Base Clock

-

2520 MHz

Boost Clock

-

1875 MHz

Memory Clock

400 MHz

Memory

32GB

Memory Size

512MB

GDDR7

Memory Type

DDR2

512bit

Memory Bus

64bit

1.52TB/s

Bandwidth

6.400GB/s

Render Config

-

170

SM Count

1

21760

Shading Units

8

680

TMUs

4

192

ROPs

4

680

Tensor Cores

-

170

RT Cores

-

128 KB (per SM)

L1 Cache

-

88 MB

L2 Cache

32 KB

-

Theoretical Performance

483.8 GPixel/s

Pixel Rate

2.080 GPixel/s

1714 GTexel/s

Texture Rate

2.080 GTexel/s

109.7 TFLOPS

FP16 (half)

-

109.7 TFLOPS

FP32 (float)

19.68 GFLOPS

1.714 TFLOPS

FP64 (double)

-

Board Design

500W

TDP

25W

900 W

Suggested PSU

200 W

1x HDMI 2.1 3x DisplayPort 2.1a

Outputs

1x DVI 1x VGA 1x S-Video

1x 16-pin

Power Connectors

None

Graphics Processor

GB202

GPU Name

GT218

GB202-400-A1

GPU Variant

8400GS-225-B1

Blackwell 2.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

4 nm

Process Size

40 nm

Unknown

Transistors

0.26 billion

Unknown

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

10.1

CUDA

1.2

6.8

Shader Model

4.1

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