NVIDIA GeForce G105M vs AMD Radeon HD 6970M Mac Edition

VS

NVIDIA GeForce G105M AMD Radeon HD 6970M Mac Edition

We compared two Mobile platform GPUs: 256MB VRAM GeForce G105M and 2GB VRAM Radeon HD 6970M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce G105M 's Advantages

Lower TDP (14W vs 75W)

AMD Radeon HD 6970M Mac Edition 's Advantages

Released 2 years and 1 months late

Larger VRAM bandwidth (115.2GB/s vs 11.20GB/s)

944 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce G105M

0.034 TFLOPS

Radeon HD 6970M Mac Edition +3741%

1.306 TFLOPS

GeForce G105M

VS

Radeon HD 6970M Mac Edition

Graphics Card

Jul 2009

Release Date

Aug 2011

GeForce 100M

Generation

Vancouver

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

-

Boost Clock

-

700 MHz

Memory Clock

900 MHz

Memory

256MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

11.20GB/s

Bandwidth

115.2GB/s

Render Config

2

SM Count

-

Compute Units

12

16

Shading Units

960

8

TMUs

48

4

ROPs

32

-

Tensor Cores

-

RT Cores

-

L1 Cache

8 KB (per CU)

32 KB

L2 Cache

512 KB

Theoretical Performance

2.000 GPixel/s

Pixel Rate

21.76 GPixel/s

4.000 GTexel/s

Texture Rate

32.64 GTexel/s

-

FP16 (half)

-

34.24 GFLOPS

FP32 (float)

1306 GFLOPS

-

FP64 (double)

-

Graphics Processor

GT218

GPU Name

Blackcomb

GT218-300-A2

GPU Variant

Blackcomb XT (216-0811000)

Tesla 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.26 billion

Transistors

1.7 billion

57 mm²

Die Size

212 mm²

Board Design

14W

TDP

75W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Features

11.1 (10_1)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

1.2

CUDA

-

4.1

Shader Model

5.0

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