AMD Radeon HD 6550A vs NVIDIA GeForce 840M

VS

AMD Radeon HD 6550A

NVIDIA GeForce 840M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6550A and 2GB VRAM GeForce 840M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6550A 's Advantages

Larger VRAM bandwidth (25.60GB/s vs 16.02GB/s)

96 additional rendering cores

NVIDIA GeForce 840M 's Advantages

Released 3 years and 1 months late

Boost Clock1124MHz

Lower TDP (33W vs 35W)

Score

Benchmark

FP32 (float)

Radeon HD 6550A

0.528 TFLOPS

GeForce 840M +63%

0.863 TFLOPS

Radeon HD 6550A

VS

GeForce 840M

Graphics Card

Feb 2011

Release Date

Mar 2014

All-In-One

Generation

GeForce 800M

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1029 MHz

-

Boost Clock

1124 MHz

800 MHz

Memory Clock

1001 MHz

Memory

2GB

Memory Size

2GB

GDDR3

Memory Type

DDR3

128bit

Memory Bus

64bit

25.60GB/s

Bandwidth

16.02GB/s

Render Config

6

Compute Units

-

480

Shading Units

384

24

TMUs

16

8

ROPs

8

-

8 KB (per CU)

L1 Cache

64 KB (per SMM)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

8.992 GPixel/s

13.20 GTexel/s

Texture Rate

17.98 GTexel/s

-

528.0 GFLOPS

FP32 (float)

863.2 GFLOPS

-

FP64 (double)

26.98 GFLOPS

Board Design

35W

TDP

33W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Pinewood

GPU Name

GM108

Pinewood PRO

GPU Variant

N15S-GT

TeraScale 2

Architecture

Maxwell

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.627 billion

Transistors

Unknown

104 mm²

Die Size

Unknown

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

5.0

Shader Model

5.1

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