NVIDIA GeForce RTX 5090 vs NVIDIA GeForce 8400 SE

VS

NVIDIA GeForce RTX 5090

NVIDIA GeForce 8400 SE

We compared two Desktop platform GPUs: 32GB VRAM GeForce RTX 5090 and 128MB VRAM GeForce 8400 SE to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 5090 's Advantages

Released 16 years and 5 months late

Boost Clock2520MHz

More VRAM (32GB vs 128GB)

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

21744 additional rendering cores

NVIDIA GeForce 8400 SE 's Advantages

Lower TDP (50W vs 500W)

Score

Benchmark

FP32 (float)

GeForce RTX 5090 +378175%

109.7 TFLOPS

GeForce 8400 SE

0.029 TFLOPS

GeForce RTX 5090

VS

GeForce 8400 SE

Graphics Card

Jan 2025

Release Date

Aug 2008

GeForce 50

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 5.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

2235 MHz

Base Clock

-

2520 MHz

Boost Clock

-

1875 MHz

Memory Clock

400 MHz

Memory

32GB

Memory Size

128MB

GDDR7

Memory Type

DDR2

512bit

Memory Bus

64bit

1.52TB/s

Bandwidth

6.400GB/s

Render Config

-

170

SM Count

2

21760

Shading Units

16

680

TMUs

8

192

ROPs

4

680

Tensor Cores

-

170

RT Cores

-

128 KB (per SM)

L1 Cache

-

88 MB

L2 Cache

16 KB

-

Theoretical Performance

483.8 GPixel/s

Pixel Rate

1.836 GPixel/s

1714 GTexel/s

Texture Rate

3.672 GTexel/s

109.7 TFLOPS

FP16 (half)

-

109.7 TFLOPS

FP32 (float)

29.38 GFLOPS

1.714 TFLOPS

FP64 (double)

-

Board Design

500W

TDP

50W

900 W

Suggested PSU

250 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

G86S

GB202-400-A1

GPU Variant

-

Blackwell 2.0

Architecture

Tesla

TSMC

Foundry

TSMC

4 nm

Process Size

80 nm

Unknown

Transistors

0.21 billion

Unknown

Die Size

127 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

10.1

CUDA

1.1

6.8

Shader Model

4.0

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