NVIDIA GeForce RTX 3080 12 GB vs NVIDIA GeForce 8400 GS PCI

VS

NVIDIA GeForce RTX 3080 12 GB

NVIDIA GeForce 8400 GS PCI

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 3080 12 GB and 512MB VRAM GeForce 8400 GS PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 12 GB 's Advantages

Released 14 years and 1 months late

Boost Clock1710MHz

More VRAM (12GB vs 512GB)

Larger VRAM bandwidth (912.4GB/s vs 5.328GB/s)

8952 additional rendering cores

NVIDIA GeForce 8400 GS PCI 's Advantages

Lower TDP (25W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 12 GB +139172%

30.64 TFLOPS

GeForce 8400 GS PCI

0.022 TFLOPS

GeForce RTX 3080 12 GB

VS

GeForce 8400 GS PCI

Graphics Card

Jan 2022

Release Date

Dec 2007

GeForce 30

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCI

Clock Speeds

1260 MHz

Base Clock

-

1710 MHz

Boost Clock

-

1188 MHz

Memory Clock

333 MHz

Memory

12GB

Memory Size

512MB

GDDR6X

Memory Type

DDR2

384bit

Memory Bus

64bit

912.4GB/s

Bandwidth

5.328GB/s

Render Config

-

70

SM Count

1

8960

Shading Units

8

280

TMUs

4

96

ROPs

4

280

Tensor Cores

-

70

RT Cores

-

128 KB (per SM)

L1 Cache

-

5 MB

L2 Cache

16 KB

-

Theoretical Performance

164.2 GPixel/s

Pixel Rate

2.268 GPixel/s

478.8 GTexel/s

Texture Rate

2.268 GTexel/s

30.64 TFLOPS

FP16 (half)

-

30.64 TFLOPS

FP32 (float)

22.40 GFLOPS

478.8 GFLOPS

FP64 (double)

-

Board Design

350W

TDP

25W

750 W

Suggested PSU

200 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x S-Video 1x DMS-59

1x 12-pin

Power Connectors

None

Graphics Processor

GA102

GPU Name

G98

GA102-220-A1

GPU Variant

G98-400-U2

Ampere

Architecture

Tesla

Samsung

Foundry

TSMC

8 nm

Process Size

65 nm

28.3 billion

Transistors

0.21 billion

628 mm²

Die Size

86 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

8.6

CUDA

1.1

6.6

Shader Model

4.0

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