NVIDIA GeForce 8400 GS Rev. 3 vs AMD Radeon R9 380X

VS

NVIDIA GeForce 8400 GS Rev. 3

AMD Radeon R9 380X

We compared two Desktop platform GPUs: 512MB VRAM GeForce 8400 GS Rev. 3 and 4GB VRAM Radeon R9 380X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8400 GS Rev. 3 's Advantages

Lower TDP (25W vs 190W)

AMD Radeon R9 380X 's Advantages

Released 5 years and 4 months late

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (182.4GB/s vs 6.400GB/s)

2040 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8400 GS Rev. 3

0.02 TFLOPS

Radeon R9 380X +19765%

3.973 TFLOPS

GeForce 8400 GS Rev. 3

VS

Radeon R9 380X

Graphics Card

Jul 2010

Release Date

Nov 2015

GeForce 8

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

400 MHz

Memory Clock

1425 MHz

Memory

512MB

Memory Size

4GB

DDR2

Memory Type

GDDR5

64bit

Memory Bus

256bit

6.400GB/s

Bandwidth

182.4GB/s

Render Config

-

Compute Units

32

1

SM Count

-

8

Shading Units

2048

4

TMUs

128

4

ROPs

32

-

L1 Cache

16 KB (per CU)

32 KB

L2 Cache

512 KB

-

Theoretical Performance

2.080 GPixel/s

Pixel Rate

31.04 GPixel/s

2.080 GTexel/s

Texture Rate

124.2 GTexel/s

-

FP16 (half)

3.973 TFLOPS

19.68 GFLOPS

FP32 (float)

3.973 TFLOPS

-

FP64 (double)

248.3 GFLOPS

Board Design

25W

TDP

190W

200 W

Suggested PSU

450 W

1x DVI 1x VGA 1x S-Video

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

None

Power Connectors

2x 6-pin

Graphics Processor

GT218

GPU Name

Antigua

8400GS-225-B1

GPU Variant

Antigua XT (215-0877016)

Tesla 2.0

Architecture

GCN 3.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.26 billion

Transistors

5 billion

57 mm²

Die Size

366 mm²

Graphics Features

11.1 (10_1)

DirectX

12 (12_0)

3.3

OpenGL

4.6

1.1

OpenCL

2.0

N/A

Vulkan

1.2

CUDA

-

4.1

Shader Model

6.3

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