AMD Radeon HD 6550A vs NVIDIA GeForce GT 645M

VS

AMD Radeon HD 6550A NVIDIA GeForce GT 645M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6550A and 2GB VRAM GeForce GT 645M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6550A 's Advantages

96 additional rendering cores

NVIDIA GeForce GT 645M 's Advantages

Released 1 years and 8 months late

Larger VRAM bandwidth (28.80GB/s vs 25.60GB/s)

Lower TDP (32W vs 35W)

Score

Benchmark

FP32 (float)

Radeon HD 6550A

0.528 TFLOPS

GeForce GT 645M +3%

0.544 TFLOPS

Radeon HD 6550A

VS

GeForce GT 645M

Graphics Card

Feb 2011

Release Date

Oct 2012

All-In-One

Generation

GeForce 600M

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

800 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

GDDR3

Memory Type

DDR3

128bit

Memory Bus

128bit

25.60GB/s

Bandwidth

28.80GB/s

Render Config

-

SM Count

-

6

Compute Units

-

480

Shading Units

384

24

TMUs

32

8

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

256 KB

Theoretical Performance

4.400 GPixel/s

Pixel Rate

5.672 GPixel/s

13.20 GTexel/s

Texture Rate

22.69 GTexel/s

-

FP16 (half)

-

528.0 GFLOPS

FP32 (float)

544.5 GFLOPS

-

FP64 (double)

22.69 GFLOPS

Graphics Processor

Pinewood

GPU Name

GK107

Pinewood PRO

GPU Variant

N13P-GS

TeraScale 2

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.627 billion

Transistors

1.27 billion

104 mm²

Die Size

118 mm²

Board Design

35W

TDP

32W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.0

5.0

Shader Model

5.1

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