NVIDIA GeForce GT 550M vs AMD Radeon HD 8770M

VS

NVIDIA GeForce GT 550M

AMD Radeon HD 8770M

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 550M and 2GB VRAM Radeon HD 8770M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8770M 's Advantages

Released 2 years and 3 months late

Boost Clock825MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (72.00GB/s vs 28.80GB/s)

288 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 550M

0.284 TFLOPS

Radeon HD 8770M +122%

0.633 TFLOPS

GeForce GT 550M

VS

Radeon HD 8770M

Graphics Card

Jan 2011

Release Date

Apr 2013

GeForce 500M

Generation

Solar System

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

775 MHz

-

Boost Clock

825 MHz

900 MHz

Memory Clock

1125 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

72.00GB/s

Render Config

-

Compute Units

6

2

SM Count

-

96

Shading Units

384

16

TMUs

24

4

ROPs

8

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

2.960 GPixel/s

Pixel Rate

6.600 GPixel/s

11.84 GTexel/s

Texture Rate

19.80 GTexel/s

-

284.2 GFLOPS

FP32 (float)

633.6 GFLOPS

23.68 GFLOPS

FP64 (double)

39.60 GFLOPS

Board Design

35W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

GF108

GPU Name

Mars

N12P-GT1-A1

GPU Variant

Mars S3 XT (216-0842018)

Fermi

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.585 billion

Transistors

0.95 billion

116 mm²

Die Size

77 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.1

OpenCL

2.1 (1.2)

N/A

Vulkan

1.2.170

2.1

CUDA

-

5.1

Shader Model

6.5 (5.1)

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