AMD Radeon HD 7670M vs NVIDIA GeForce GT 555M

VS

AMD Radeon HD 7670M

NVIDIA GeForce GT 555M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 7670M and 2GB VRAM GeForce GT 555M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7670M 's Advantages

336 additional rendering cores

Lower TDP (20W vs 35W)

NVIDIA GeForce GT 555M 's Advantages

More VRAM (2GB vs 1024GB)

Score

Benchmark

FP32 (float)

Radeon HD 7670M +48%

0.576 TFLOPS

GeForce GT 555M

0.389 TFLOPS

Radeon HD 7670M

VS

GeForce GT 555M

Graphics Card

Feb 2012

Release Date

Mar 2012

London

Generation

GeForce 500M

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

2GB

DDR3

Memory Type

DDR3

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

28.80GB/s

Render Config

6

Compute Units

-

SM Count

2

480

Shading Units

144

24

TMUs

24

16

ROPs

16

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

9.600 GPixel/s

Pixel Rate

2.700 GPixel/s

14.40 GTexel/s

Texture Rate

16.20 GTexel/s

-

576.0 GFLOPS

FP32 (float)

388.8 GFLOPS

-

FP64 (double)

32.40 GFLOPS

Board Design

20W

TDP

35W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Thames

GPU Name

GF116

Thames XT (216-0833000)

GPU Variant

N12E-GE2-A1

TeraScale 2

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.716 billion

Transistors

1.17 billion

104 mm²

Die Size

238 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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