NVIDIA GeForce 920MX vs AMD Radeon HD 6990M

VS

NVIDIA GeForce 920MX

AMD Radeon HD 6990M

We compared two Mobile platform GPUs: 2GB VRAM GeForce 920MX and 2GB VRAM Radeon HD 6990M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 920MX 's Advantages

Released 4 years and 8 months late

Boost Clock993MHz

Lower TDP (16W vs 100W)

AMD Radeon HD 6990M 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 14.40GB/s)

864 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 920MX

0.508 TFLOPS

Radeon HD 6990M +215%

1.602 TFLOPS

GeForce 920MX

VS

Radeon HD 6990M

Graphics Card

Mar 2016

Release Date

Jul 2011

GeForce 900M

Generation

Vancouver

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

965 MHz

Base Clock

-

993 MHz

Boost Clock

-

900 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

14.40GB/s

Bandwidth

115.2GB/s

Render Config

-

Compute Units

14

-

256

Shading Units

1120

24

TMUs

56

8

ROPs

32

-

64 KB (per SMM)

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

512 KB

-

Theoretical Performance

7.944 GPixel/s

Pixel Rate

22.88 GPixel/s

23.83 GTexel/s

Texture Rate

40.04 GTexel/s

-

508.4 GFLOPS

FP32 (float)

1.602 TFLOPS

15.89 GFLOPS

FP64 (double)

-

Board Design

16W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GM108

GPU Name

Blackcomb

N16V-GMR1-S

GPU Variant

Blackcomb XTX (216-0811030)

Maxwell

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

Unknown

Transistors

1.7 billion

Unknown

Die Size

212 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

5.0

CUDA

-

5.1

Shader Model

5.0

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