NVIDIA GeForce GT 550M vs NVIDIA GeForce GT 820M

VS

NVIDIA GeForce GT 550M

NVIDIA GeForce GT 820M

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 550M and 1024MB VRAM GeForce GT 820M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 550M 's Advantages

Larger VRAM bandwidth (28.80GB/s vs 14.40GB/s)

NVIDIA GeForce GT 820M 's Advantages

Released 2 years and 10 months late

Lower TDP (15W vs 35W)

Score

Benchmark

FP32 (float)

GeForce GT 550M

0.284 TFLOPS

GeForce GT 820M +4%

0.298 TFLOPS

GeForce GT 550M

VS

GeForce GT 820M

Graphics Card

Jan 2011

Release Date

Nov 2013

GeForce 500M

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

DDR3

Memory Type

DDR3

128bit

Memory Bus

64bit

28.80GB/s

Bandwidth

14.40GB/s

Render Config

-

2

SM Count

2

96

Shading Units

96

16

TMUs

16

4

ROPs

8

-

64 KB (per SM)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

2.960 GPixel/s

Pixel Rate

3.100 GPixel/s

11.84 GTexel/s

Texture Rate

12.40 GTexel/s

-

284.2 GFLOPS

FP32 (float)

297.6 GFLOPS

23.68 GFLOPS

FP64 (double)

24.80 GFLOPS

Board Design

35W

TDP

15W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GF108

GPU Name

GF117

N12P-GT1-A1

GPU Variant

N15V-GM

Fermi

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.585 billion

Transistors

0.585 billion

116 mm²

Die Size

116 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.1

CUDA

2.1

5.1

Shader Model

5.1

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