AMD Radeon HD 6550A vs NVIDIA GeForce GT 820M

VS

AMD Radeon HD 6550A

NVIDIA GeForce GT 820M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6550A and 1024MB VRAM GeForce GT 820M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6550A 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (25.60GB/s vs 14.40GB/s)

384 additional rendering cores

NVIDIA GeForce GT 820M 's Advantages

Released 2 years and 9 months late

Lower TDP (15W vs 35W)

Score

Benchmark

FP32 (float)

Radeon HD 6550A +77%

0.528 TFLOPS

GeForce GT 820M

0.298 TFLOPS

Radeon HD 6550A

VS

GeForce GT 820M

Graphics Card

Feb 2011

Release Date

Nov 2013

All-In-One

Generation

GeForce 800M

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

1024MB

GDDR3

Memory Type

DDR3

128bit

Memory Bus

64bit

25.60GB/s

Bandwidth

14.40GB/s

Render Config

6

Compute Units

-

SM Count

2

480

Shading Units

96

24

TMUs

16

8

ROPs

8

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

3.100 GPixel/s

13.20 GTexel/s

Texture Rate

12.40 GTexel/s

-

528.0 GFLOPS

FP32 (float)

297.6 GFLOPS

-

FP64 (double)

24.80 GFLOPS

Board Design

35W

TDP

15W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Pinewood

GPU Name

GF117

Pinewood PRO

GPU Variant

N15V-GM

TeraScale 2

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.627 billion

Transistors

0.585 billion

104 mm²

Die Size

116 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

5.0

Shader Model

5.1

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