AMD Radeon HD 6970M Rebrand vs NVIDIA GeForce 405M

VS

AMD Radeon HD 6970M Rebrand

NVIDIA GeForce 405M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6970M Rebrand and 512MB VRAM GeForce 405M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6970M Rebrand 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (64.00GB/s vs 12.80GB/s)

784 additional rendering cores

NVIDIA GeForce 405M 's Advantages

Lower TDP (14W vs 75W)

Score

Benchmark

FP32 (float)

Radeon HD 6970M Rebrand +3182%

1.28 TFLOPS

GeForce 405M

0.039 TFLOPS

Radeon HD 6970M Rebrand

VS

GeForce 405M

Graphics Card

Jan 2011

Release Date

Jan 2011

Vancouver

Generation

GeForce 400M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

64bit

64.00GB/s

Bandwidth

12.80GB/s

Render Config

10

Compute Units

-

SM Count

2

800

Shading Units

16

40

TMUs

8

16

ROPs

4

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

32 KB

-

Theoretical Performance

12.80 GPixel/s

Pixel Rate

2.424 GPixel/s

32.00 GTexel/s

Texture Rate

4.848 GTexel/s

-

1280 GFLOPS

FP32 (float)

38.78 GFLOPS

-

Board Design

75W

TDP

14W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Broadway

GPU Name

GT218

Broadway XT

GPU Variant

-

TeraScale 2

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.04 billion

Transistors

0.26 billion

166 mm²

Die Size

57 mm²

Graphics Features

11.2 (11_0)

DirectX

11.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.2

5.0

Shader Model

4.1

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