NVIDIA GeForce 620M vs AMD Radeon HD 7550M

VS

NVIDIA GeForce 620M

AMD Radeon HD 7550M

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 620M and 1024MB VRAM Radeon HD 7550M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7550M 's Advantages

Boost Clock550MHz

304 additional rendering cores

Lower TDP (14W vs 15W)

Score

Benchmark

FP32 (float)

GeForce 620M

0.24 TFLOPS

Radeon HD 7550M +83%

0.44 TFLOPS

GeForce 620M

VS

Radeon HD 7550M

Graphics Card

Mar 2012

Release Date

Jan 2012

GeForce 600M

Generation

London

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

450 MHz

-

Boost Clock

550 MHz

900 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

DDR3

Memory Type

DDR3

64bit

Memory Bus

64bit

14.40GB/s

Bandwidth

14.40GB/s

Render Config

-

Compute Units

5

2

SM Count

-

96

Shading Units

400

16

TMUs

20

8

ROPs

8

-

64 KB (per SM)

L1 Cache

-

128 KB

L2 Cache

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

4.400 GPixel/s

10.00 GTexel/s

Texture Rate

11.00 GTexel/s

-

240.0 GFLOPS

FP32 (float)

440.0 GFLOPS

20.00 GFLOPS

FP64 (double)

-

Board Design

15W

TDP

14W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GF117

GPU Name

Thames

N13P-GLP

GPU Variant

Thames LP

Fermi 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

0.585 billion

Transistors

0.716 billion

116 mm²

Die Size

104 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

5.0

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