NVIDIA GeForce 705M vs AMD Radeon HD 6630M

VS

NVIDIA GeForce 705M

AMD Radeon HD 6630M

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 705M and 1024MB VRAM Radeon HD 6630M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 705M 's Advantages

Lower TDP (15W vs 26W)

AMD Radeon HD 6630M 's Advantages

Larger VRAM bandwidth (25.60GB/s vs 14.40GB/s)

432 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 705M

0.142 TFLOPS

Radeon HD 6630M +238%

0.48 TFLOPS

GeForce 705M

VS

Radeon HD 6630M

Graphics Card

Unknown

Release Date

Jan 2011

GeForce 700M

Generation

Vancouver

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

1024MB

DDR3

Memory Type

DDR3

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

6

1

SM Count

-

48

Shading Units

480

8

TMUs

24

4

ROPs

8

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

1.476 GPixel/s

Pixel Rate

4.000 GPixel/s

5.904 GTexel/s

Texture Rate

12.00 GTexel/s

-

141.7 GFLOPS

FP32 (float)

480.0 GFLOPS

11.81 GFLOPS

FP64 (double)

-

Board Design

15W

TDP

26W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GF119

GPU Name

Whistler

GF119 B1

GPU Variant

Whistler LP

Fermi 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.292 billion

Transistors

0.716 billion

79 mm²

Die Size

104 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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