AMD Radeon R9 380X vs NVIDIA GeForce 8400 GS PCI

VS

AMD Radeon R9 380X NVIDIA GeForce 8400 GS PCI

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

Main Differences

AMD Radeon R9 380X 's Advantages

Released 7 years and 11 months late

Larger VRAM bandwidth (182.4GB/s vs 5.328GB/s)

2040 additional rendering cores

NVIDIA GeForce 8400 GS PCI 's Advantages

Lower TDP (25W vs 190W)

Score

Benchmark

FP32 (float)

Radeon R9 380X +17959%

3.973 TFLOPS

GeForce 8400 GS PCI

0.022 TFLOPS

Radeon R9 380X

VS

GeForce 8400 GS PCI

Graphics Card

Nov 2015

Release Date

Dec 2007

Pirate Islands

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCI

Clock Speeds

-

Base Clock

-

Boost Clock

-

1425 MHz

Memory Clock

333 MHz

Memory

4GB

Memory Size

512MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

182.4GB/s

Bandwidth

5.328GB/s

Render Config

-

SM Count

1

32

Compute Units

-

2048

Shading Units

8

128

TMUs

4

32

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

16 KB

Theoretical Performance

31.04 GPixel/s

Pixel Rate

2.268 GPixel/s

124.2 GTexel/s

Texture Rate

2.268 GTexel/s

3.973 TFLOPS

FP16 (half)

-

3.973 TFLOPS

FP32 (float)

22.40 GFLOPS

248.3 GFLOPS

FP64 (double)

-

Graphics Processor

Antigua

GPU Name

G98

Antigua XT (215-0877016)

GPU Variant

G98-400-U2

GCN 3.0

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

5 billion

Transistors

0.21 billion

366 mm²

Die Size

86 mm²

Board Design

190W

TDP

25W

450 W

Suggested PSU

200 W

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

Outputs

1x S-Video 1x DMS-59

2x 6-pin

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.0

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.1

6.3

Shader Model

4.0

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