AMD Radeon HD 6990M vs NVIDIA GeForce GTX 950M Mac Edition

VS

AMD Radeon HD 6990M

NVIDIA GeForce GTX 950M Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6990M and 2GB VRAM GeForce GTX 950M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990M 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 28.80GB/s)

480 additional rendering cores

NVIDIA GeForce GTX 950M Mac Edition 's Advantages

Released 3 years and 8 months late

Boost Clock1124MHz

Lower TDP (75W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 6990M +11%

1.602 TFLOPS

GeForce GTX 950M Mac Edition

1.439 TFLOPS

Radeon HD 6990M

VS

GeForce GTX 950M Mac Edition

Graphics Card

Jul 2011

Release Date

Mar 2015

Vancouver

Generation

GeForce 900M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

993 MHz

-

Boost Clock

1124 MHz

900 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

28.80GB/s

Render Config

14

Compute Units

-

1120

Shading Units

640

56

TMUs

40

32

ROPs

16

-

8 KB (per CU)

L1 Cache

64 KB (per SMM)

512 KB

L2 Cache

2 MB

-

Theoretical Performance

22.88 GPixel/s

Pixel Rate

17.98 GPixel/s

40.04 GTexel/s

Texture Rate

44.96 GTexel/s

-

1.602 TFLOPS

FP32 (float)

1439 GFLOPS

-

FP64 (double)

44.96 GFLOPS

Board Design

100W

TDP

75W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Blackcomb

GPU Name

GM107

Blackcomb XTX (216-0811030)

GPU Variant

N16P-GT

TeraScale 2

Architecture

Maxwell

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.7 billion

Transistors

1.87 billion

212 mm²

Die Size

148 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

5.0

Shader Model

5.1

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