NVIDIA GeForce 940A vs AMD Radeon HD 7490M

VS

NVIDIA GeForce 940A

AMD Radeon HD 7490M

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 940A and 1024MB VRAM Radeon HD 7490M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 940A 's Advantages

Released 3 years and 2 months late

Boost Clock1124MHz

224 additional rendering cores

AMD Radeon HD 7490M 's Advantages

Larger VRAM bandwidth (30.40GB/s vs 16.02GB/s)

Lower TDP (9W vs 33W)

Score

Benchmark

FP32 (float)

GeForce 940A +237%

0.863 TFLOPS

Radeon HD 7490M

0.256 TFLOPS

GeForce 940A

VS

Radeon HD 7490M

Graphics Card

Mar 2015

Release Date

Jan 2012

GeForce 900A

Generation

London

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1029 MHz

Base Clock

-

1124 MHz

Boost Clock

-

1001 MHz

Memory Clock

950 MHz

Memory

1024MB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

64bit

16.02GB/s

Bandwidth

30.40GB/s

Render Config

-

Compute Units

2

-

384

Shading Units

160

16

TMUs

8

ROPs

4

-

64 KB (per SMM)

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

128 KB

-

Theoretical Performance

8.992 GPixel/s

Pixel Rate

3.200 GPixel/s

17.98 GTexel/s

Texture Rate

6.400 GTexel/s

-

863.2 GFLOPS

FP32 (float)

256.0 GFLOPS

26.98 GFLOPS

FP64 (double)

-

Board Design

33W

TDP

9W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GM108

GPU Name

Seymour

-

GPU Variant

Seymour XTX (216-0810005)

Maxwell

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

Unknown

Transistors

0.37 billion

Unknown

Die Size

67 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

5.0

CUDA

-

5.1

Shader Model

5.0

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