AMD Radeon RX 550X Mobile vs NVIDIA GeForce 8400M G

VS

AMD Radeon RX 550X Mobile NVIDIA GeForce 8400M G

We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 550X Mobile and 256MB VRAM GeForce 8400M G to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550X Mobile 's Advantages

Released 10 years and 11 months late

Boost Clock1176MHz

Larger VRAM bandwidth (48.00GB/s vs 6.400GB/s)

632 additional rendering cores

NVIDIA GeForce 8400M G 's Advantages

Lower TDP (10W vs 50W)

Score

Benchmark

FP32 (float)

Radeon RX 550X Mobile +11476%

1.505 TFLOPS

GeForce 8400M G

0.013 TFLOPS

Radeon RX 550X Mobile

VS

GeForce 8400M G

Graphics Card

Apr 2018

Release Date

May 2007

Mobility Radeon

Generation

GeForce 8M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 1.0 x16

Clock Speeds

1100 MHz

Base Clock

-

1176 MHz

Boost Clock

-

1500 MHz

Memory Clock

400 MHz

Memory

2GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

64bit

Memory Bus

64bit

48.00GB/s

Bandwidth

6.400GB/s

Render Config

-

SM Count

1

10

Compute Units

-

640

Shading Units

8

40

TMUs

8

16

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

16 KB

Theoretical Performance

18.82 GPixel/s

Pixel Rate

1.600 GPixel/s

47.04 GTexel/s

Texture Rate

3.200 GTexel/s

1.505 TFLOPS

FP16 (half)

-

1.505 TFLOPS

FP32 (float)

12.80 GFLOPS

94.08 GFLOPS

FP64 (double)

-

Graphics Processor

Polaris 23

GPU Name

G86

Polaris 23 MXT

GPU Variant

NB8M-SE

GCN 4.0

Architecture

Tesla

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

80 nm

2.2 billion

Transistors

0.21 billion

103 mm²

Die Size

127 mm²

Board Design

50W

TDP

10W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

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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