NVIDIA GeForce 920A vs AMD Radeon HD 6990M Rebrand

VS

NVIDIA GeForce 920A

AMD Radeon HD 6990M Rebrand

We compared two Mobile platform GPUs: 2GB VRAM GeForce 920A and 1024MB VRAM Radeon HD 6990M Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 920A 's Advantages

Released 3 years and 8 months late

More VRAM (2GB vs 1024GB)

Lower TDP (33W vs 100W)

AMD Radeon HD 6990M Rebrand 's Advantages

Larger VRAM bandwidth (70.40GB/s vs 16.02GB/s)

416 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 920A

0.733 TFLOPS

Radeon HD 6990M Rebrand +74%

1.28 TFLOPS

GeForce 920A

VS

Radeon HD 6990M Rebrand

Graphics Card

Mar 2015

Release Date

Jul 2011

GeForce 900A

Generation

Vancouver

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

-

1001 MHz

Memory Clock

1100 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

16.02GB/s

Bandwidth

70.40GB/s

Render Config

-

Compute Units

14

-

384

Shading Units

800

32

TMUs

40

8

ROPs

16

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

7.632 GPixel/s

Pixel Rate

12.80 GPixel/s

30.53 GTexel/s

Texture Rate

32.00 GTexel/s

-

732.7 GFLOPS

FP32 (float)

1280 GFLOPS

30.53 GFLOPS

FP64 (double)

-

Board Design

33W

TDP

100W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK208B

GPU Name

Broadway

N16V-GM

GPU Variant

Broadway XTX

Kepler 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.02 billion

Transistors

1.04 billion

87 mm²

Die Size

166 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.1

Vulkan

N/A

3.5

CUDA

-

5.1

Shader Model

5.0

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