NVIDIA GeForce GTX 480M vs AMD Radeon HD 6990M Rebrand

VS

NVIDIA GeForce GTX 480M AMD Radeon HD 6990M Rebrand

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 480M and 1024MB VRAM Radeon HD 6990M Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 480M 's Advantages

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (76.80GB/s vs 70.40GB/s)

AMD Radeon HD 6990M Rebrand 's Advantages

Released 1 years and 2 months late

448 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 480M

0.598 TFLOPS

Radeon HD 6990M Rebrand +114%

1.28 TFLOPS

GeForce GTX 480M

VS

Radeon HD 6990M Rebrand

Graphics Card

May 2010

Release Date

Jul 2011

GeForce 400M

Generation

Vancouver

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

-

Boost Clock

-

600 MHz

Memory Clock

1100 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

76.80GB/s

Bandwidth

70.40GB/s

Render Config

11

SM Count

-

Compute Units

14

352

Shading Units

800

44

TMUs

40

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

256 KB

Theoretical Performance

9.350 GPixel/s

Pixel Rate

12.80 GPixel/s

18.70 GTexel/s

Texture Rate

32.00 GTexel/s

-

FP16 (half)

-

598.4 GFLOPS

FP32 (float)

1280 GFLOPS

74.80 GFLOPS

FP64 (double)

-

Graphics Processor

GF100

GPU Name

Broadway

N11E-GTX-A3

GPU Variant

Broadway XTX

Fermi

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

3.1 billion

Transistors

1.04 billion

529 mm²

Die Size

166 mm²

Board Design

100W

TDP

100W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

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

2.0

CUDA

-

5.1

Shader Model

5.0

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