NVIDIA GeForce 920A vs AMD Radeon HD 6490M

VS

NVIDIA GeForce 920A

AMD Radeon HD 6490M

We compared two Mobile platform GPUs: 2GB VRAM GeForce 920A and 512MB VRAM Radeon HD 6490M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 920A 's Advantages

Released 4 years and 2 months late

More VRAM (2GB vs 512GB)

224 additional rendering cores

AMD Radeon HD 6490M 's Advantages

Larger VRAM bandwidth (25.60GB/s vs 16.02GB/s)

Score

Benchmark

FP32 (float)

GeForce 920A +186%

0.733 TFLOPS

Radeon HD 6490M

0.256 TFLOPS

GeForce 920A

VS

Radeon HD 6490M

Graphics Card

Mar 2015

Release Date

Jan 2011

GeForce 900A

Generation

Vancouver

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1001 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

512MB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

64bit

16.02GB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

2

-

384

Shading Units

160

32

TMUs

8

ROPs

4

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

7.632 GPixel/s

Pixel Rate

3.200 GPixel/s

30.53 GTexel/s

Texture Rate

6.400 GTexel/s

-

732.7 GFLOPS

FP32 (float)

256.0 GFLOPS

30.53 GFLOPS

FP64 (double)

-

Board Design

33W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

GK208B

GPU Name

Seymour

N16V-GM

GPU Variant

Seymour XTX S3 (216-0809024)

Kepler 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.02 billion

Transistors

0.37 billion

87 mm²

Die Size

67 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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