AMD Radeon 550X Mobile vs NVIDIA GeForce GTX 480M

VS

AMD Radeon 550X Mobile

NVIDIA GeForce GTX 480M

We compared two Mobile platform GPUs: 4GB VRAM Radeon 550X Mobile and 2GB VRAM GeForce GTX 480M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 550X Mobile 's Advantages

Released 7 years and 11 months late

Boost Clock1287MHz

More VRAM (4GB vs 2GB)

288 additional rendering cores

Lower TDP (50W vs 100W)

NVIDIA GeForce GTX 480M 's Advantages

Larger VRAM bandwidth (76.80GB/s vs 48.00GB/s)

Score

Benchmark

FP32 (float)

Radeon 550X Mobile +175%

1.647 TFLOPS

GeForce GTX 480M

0.598 TFLOPS

Radeon 550X Mobile

VS

GeForce GTX 480M

Graphics Card

Apr 2018

Release Date

May 2010

Mobility Radeon

Generation

GeForce 400M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

1100 MHz

Base Clock

-

1287 MHz

Boost Clock

-

1500 MHz

Memory Clock

600 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

256bit

48.00GB/s

Bandwidth

76.80GB/s

Render Config

10

Compute Units

-

SM Count

11

640

Shading Units

352

40

TMUs

44

16

ROPs

32

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

20.59 GPixel/s

Pixel Rate

9.350 GPixel/s

51.48 GTexel/s

Texture Rate

18.70 GTexel/s

1.647 TFLOPS

FP16 (half)

-

1.647 TFLOPS

FP32 (float)

598.4 GFLOPS

103.0 GFLOPS

FP64 (double)

74.80 GFLOPS

Board Design

50W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Polaris 23

GPU Name

GF100

Polaris 23 MXT

GPU Variant

N11E-GTX-A3

GCN 4.0

Architecture

Fermi

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

2.2 billion

Transistors

3.1 billion

103 mm²

Die Size

529 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.0

6.4

Shader Model

5.1

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