AMD Radeon HD 7470A vs NVIDIA GeForce GT 620M

VS

AMD Radeon HD 7470A

NVIDIA GeForce GT 620M

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 7470A and 1024MB VRAM GeForce GT 620M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7470A 's Advantages

64 additional rendering cores

NVIDIA GeForce GT 620M 's Advantages

Released 7 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (28.80GB/s vs 12.80GB/s)

Lower TDP (15W vs 25W)

Score

Benchmark

FP32 (float)

Radeon HD 7470A

0.2 TFLOPS

GeForce GT 620M +26%

0.253 TFLOPS

Radeon HD 7470A

VS

GeForce GT 620M

Graphics Card

Jan 2012

Release Date

Aug 2012

All-In-One

Generation

GeForce 600M

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

DDR3

64bit

Memory Bus

128bit

12.80GB/s

Bandwidth

28.80GB/s

Render Config

2

Compute Units

-

SM Count

2

160

Shading Units

96

8

TMUs

16

4

ROPs

4

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

2.640 GPixel/s

5.000 GTexel/s

Texture Rate

10.56 GTexel/s

-

200.0 GFLOPS

FP32 (float)

253.4 GFLOPS

-

FP64 (double)

21.12 GFLOPS

Board Design

25W

TDP

15W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Caicos

GPU Name

GF108

-

GPU Variant

N13P-GLP-A1

TeraScale 2

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.37 billion

Transistors

0.585 billion

67 mm²

Die Size

116 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

5.0

Shader Model

5.1

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