NVIDIA GeForce GTX 470M vs AMD Radeon HD 6990M

VS

NVIDIA GeForce GTX 470M

AMD Radeon HD 6990M

We compared two Mobile platform GPUs: 1536MB VRAM GeForce GTX 470M and 2GB VRAM Radeon HD 6990M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 470M 's Advantages

Lower TDP (75W vs 100W)

AMD Radeon HD 6990M 's Advantages

Released 10 months late

More VRAM (2GB vs 1536GB)

Larger VRAM bandwidth (115.2GB/s vs 72.00GB/s)

832 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 470M

0.616 TFLOPS

Radeon HD 6990M +160%

1.602 TFLOPS

GeForce GTX 470M

VS

Radeon HD 6990M

Graphics Card

Sep 2010

Release Date

Jul 2011

GeForce 400M

Generation

Vancouver

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

-

750 MHz

Memory Clock

900 MHz

Memory

1536MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

256bit

72.00GB/s

Bandwidth

115.2GB/s

Render Config

-

Compute Units

14

6

SM Count

-

288

Shading Units

1120

48

TMUs

56

24

ROPs

32

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

384 KB

L2 Cache

512 KB

-

Theoretical Performance

6.420 GPixel/s

Pixel Rate

22.88 GPixel/s

25.68 GTexel/s

Texture Rate

40.04 GTexel/s

-

616.3 GFLOPS

FP32 (float)

1.602 TFLOPS

51.36 GFLOPS

FP64 (double)

-

Board Design

75W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GF104

GPU Name

Blackcomb

N11E-GT

GPU Variant

Blackcomb XTX (216-0811030)

Fermi

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.95 billion

Transistors

1.7 billion

332 mm²

Die Size

212 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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