AMD Radeon HD 6990M vs NVIDIA GeForce GTX 480M

VS

AMD Radeon HD 6990M

NVIDIA GeForce GTX 480M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6990M and 2GB VRAM GeForce GTX 480M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990M 's Advantages

Released 1 years and 2 months late

Larger VRAM bandwidth (115.2GB/s vs 76.80GB/s)

768 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6990M +167%

1.602 TFLOPS

GeForce GTX 480M

0.598 TFLOPS

Radeon HD 6990M

VS

GeForce GTX 480M

Graphics Card

Jul 2011

Release Date

May 2010

Vancouver

Generation

GeForce 400M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

-

900 MHz

Memory Clock

600 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

115.2GB/s

Bandwidth

76.80GB/s

Render Config

14

Compute Units

-

SM Count

11

1120

Shading Units

352

56

TMUs

44

32

ROPs

32

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

22.88 GPixel/s

Pixel Rate

9.350 GPixel/s

40.04 GTexel/s

Texture Rate

18.70 GTexel/s

-

1.602 TFLOPS

FP32 (float)

598.4 GFLOPS

-

FP64 (double)

74.80 GFLOPS

Board Design

100W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Blackcomb

GPU Name

GF100

Blackcomb XTX (216-0811030)

GPU Variant

N11E-GTX-A3

TeraScale 2

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.7 billion

Transistors

3.1 billion

212 mm²

Die Size

529 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

2.0

5.0

Shader Model

5.1

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