AMD Radeon RX 550X vs NVIDIA GeForce 8400 GS PCI

VS

AMD Radeon RX 550X

NVIDIA GeForce 8400 GS PCI

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 550X 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 RX 550X 's Advantages

Released 11 years late

Boost Clock1183MHz

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (96.00GB/s vs 5.328GB/s)

504 additional rendering cores

NVIDIA GeForce 8400 GS PCI 's Advantages

Lower TDP (25W vs 50W)

Score

Benchmark

FP32 (float)

Radeon RX 550X +5404%

1.211 TFLOPS

GeForce 8400 GS PCI

0.022 TFLOPS

Radeon RX 550X

VS

GeForce 8400 GS PCI

Graphics Card

Dec 2018

Release Date

Dec 2007

Polaris

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCI

Clock Speeds

1100 MHz

Base Clock

-

1183 MHz

Boost Clock

-

1500 MHz

Memory Clock

333 MHz

Memory

4GB

Memory Size

512MB

GDDR5

Memory Type

DDR2

128bit

Memory Bus

64bit

96.00GB/s

Bandwidth

5.328GB/s

Render Config

8

Compute Units

-

SM Count

1

512

Shading Units

8

32

TMUs

4

16

ROPs

4

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

16 KB

-

Theoretical Performance

18.93 GPixel/s

Pixel Rate

2.268 GPixel/s

37.86 GTexel/s

Texture Rate

2.268 GTexel/s

1211 GFLOPS

FP16 (half)

-

1211 GFLOPS

FP32 (float)

22.40 GFLOPS

75.71 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

25W

250 W

Suggested PSU

200 W

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

Outputs

1x S-Video 1x DMS-59

None

Power Connectors

None

Graphics Processor

Lexa

GPU Name

G98

Lexa PRO (215-0904018)

GPU Variant

G98-400-U2

GCN 4.0

Architecture

Tesla

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

65 nm

2.2 billion

Transistors

0.21 billion

103 mm²

Die Size

86 mm²

Graphics Features

12 (12_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.1

6.4

Shader Model

4.0

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