NVIDIA GeForce GTX 1080 vs NVIDIA GeForce 8400 GS

VS

NVIDIA GeForce GTX 1080

NVIDIA GeForce 8400 GS

We compared two Desktop platform GPUs: 8GB VRAM GeForce GTX 1080 and 256MB VRAM GeForce 8400 GS to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1080 's Advantages

Released 9 years and 1 months late

Boost Clock1733MHz

More VRAM (8GB vs 256GB)

Larger VRAM bandwidth (320.3GB/s vs 6.400GB/s)

2544 additional rendering cores

NVIDIA GeForce 8400 GS 's Advantages

Lower TDP (40W vs 180W)

Score

Benchmark

FP32 (float)

GeForce GTX 1080 +30496%

8.873 TFLOPS

GeForce 8400 GS

0.029 TFLOPS

GeForce GTX 1080

VS

GeForce 8400 GS

Graphics Card

May 2016

Release Date

Apr 2007

GeForce 10

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

1607 MHz

Base Clock

-

1733 MHz

Boost Clock

-

1251 MHz

Memory Clock

400 MHz

Memory

8GB

Memory Size

256MB

GDDR5X

Memory Type

DDR2

256bit

Memory Bus

64bit

320.3GB/s

Bandwidth

6.400GB/s

Render Config

-

20

SM Count

2

2560

Shading Units

16

160

TMUs

8

64

ROPs

4

-

48 KB (per SM)

L1 Cache

-

2 MB

L2 Cache

16 KB

-

Theoretical Performance

110.9 GPixel/s

Pixel Rate

1.836 GPixel/s

277.3 GTexel/s

Texture Rate

3.672 GTexel/s

138.6 GFLOPS

FP16 (half)

-

8.873 TFLOPS

FP32 (float)

29.38 GFLOPS

277.3 GFLOPS

FP64 (double)

-

Board Design

180W

TDP

40W

450 W

Suggested PSU

200 W

1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a

Outputs

1x DVI 1x VGA 1x S-Video

1x 8-pin

Power Connectors

None

Graphics Processor

GP104

GPU Name

G86

GP104-400-A1

GPU Variant

G86-213-A2

Pascal

Architecture

Tesla

TSMC

Foundry

TSMC

16 nm

Process Size

80 nm

7.2 billion

Transistors

0.21 billion

314 mm²

Die Size

127 mm²

Graphics Features

12 (12_1)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

6.1

CUDA

1.1

6.4

Shader Model

4.0

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