NVIDIA GeForce 705M vs AMD Radeon HD 7950M

VS

NVIDIA GeForce 705M

AMD Radeon HD 7950M

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 705M and 2GB VRAM Radeon HD 7950M 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 75W)

AMD Radeon HD 7950M 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (128.0GB/s vs 14.40GB/s)

1232 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 705M

0.142 TFLOPS

Radeon HD 7950M +1161%

1.792 TFLOPS

GeForce 705M

VS

Radeon HD 7950M

Graphics Card

Unknown

Release Date

Apr 2012

GeForce 700M

Generation

London

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

900 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

14.40GB/s

Bandwidth

128.0GB/s

Render Config

-

Compute Units

20

1

SM Count

-

48

Shading Units

1280

8

TMUs

80

4

ROPs

32

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

1.476 GPixel/s

Pixel Rate

22.40 GPixel/s

5.904 GTexel/s

Texture Rate

56.00 GTexel/s

-

141.7 GFLOPS

FP32 (float)

1.792 TFLOPS

11.81 GFLOPS

FP64 (double)

-

Board Design

15W

TDP

75W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GF119

GPU Name

Wimbledon

GF119 B1

GPU Variant

Wimbledon PRO

Fermi 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.292 billion

Transistors

2.8 billion

79 mm²

Die Size

212 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

2.1

CUDA

-

5.1

Shader Model

5.1

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