Intel Arc A780 vs NVIDIA GeForce 8400 GS PCI

VS

Intel Arc A780

NVIDIA GeForce 8400 GS PCI

We compared two Desktop platform GPUs: 16GB VRAM Arc A780 and 512MB VRAM GeForce 8400 GS PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Arc A780 's Advantages

Boost Clock2200MHz

More VRAM (16GB vs 512GB)

Larger VRAM bandwidth (559.6GB/s vs 5.328GB/s)

4088 additional rendering cores

NVIDIA GeForce 8400 GS PCI 's Advantages

Lower TDP (25W vs 200W)

Score

Benchmark

FP32 (float)

Arc A780 +81809%

18.02 TFLOPS

GeForce 8400 GS PCI

0.022 TFLOPS

Arc A780

VS

GeForce 8400 GS PCI

Graphics Card

Unknown

Release Date

Dec 2007

Alchemist(Arc 7)

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCI

Clock Speeds

2200 MHz

Base Clock

-

2200 MHz

Boost Clock

-

1093 MHz

Memory Clock

333 MHz

Memory

16GB

Memory Size

512MB

GDDR6X

Memory Type

DDR2

256bit

Memory Bus

64bit

559.6GB/s

Bandwidth

5.328GB/s

Render Config

-

SM Count

1

4096

Shading Units

8

256

TMUs

4

128

ROPs

4

512

Tensor Cores

-

32

RT Cores

-

16 MB

L2 Cache

16 KB

-

Theoretical Performance

281.6 GPixel/s

Pixel Rate

2.268 GPixel/s

563.2 GTexel/s

Texture Rate

2.268 GTexel/s

36.04 TFLOPS

FP16 (half)

-

18.02 TFLOPS

FP32 (float)

22.40 GFLOPS

2.253 TFLOPS

FP64 (double)

-

Board Design

200W

TDP

25W

550 W

Suggested PSU

200 W

1x HDMI 2.13x DisplayPort 2.0

Outputs

1x S-Video 1x DMS-59

2x 8-pin

Power Connectors

None

Graphics Processor

DG2-512

GPU Name

G98

ACM-G10

GPU Variant

G98-400-U2

Generation 12.7

Architecture

Tesla

TSMC

Foundry

TSMC

6 nm

Process Size

65 nm

21.7 billion

Transistors

0.21 billion

406 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

-

CUDA

1.1

6.6

Shader Model

4.0

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