AMD Radeon R7 M445 vs AMD Radeon HD 7490M

VS

AMD Radeon R7 M445

AMD Radeon HD 7490M

We compared two Mobile platform GPUs: 4GB VRAM Radeon R7 M445 and 1024MB VRAM Radeon HD 7490M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 M445 's Advantages

Released 4 years and 4 months late

Boost Clock920MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (32.00GB/s vs 30.40GB/s)

160 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 M445 +129%

0.588 TFLOPS

Radeon HD 7490M

0.256 TFLOPS

Radeon R7 M445

VS

Radeon HD 7490M

Graphics Card

May 2016

Release Date

Jan 2012

Gem System

Generation

London

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

780 MHz

Base Clock

-

920 MHz

Boost Clock

-

1000 MHz

Memory Clock

950 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

64bit

32.00GB/s

Bandwidth

30.40GB/s

Render Config

5

Compute Units

2

-

320

Shading Units

160

20

TMUs

8

ROPs

4

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

128 KB

-

Theoretical Performance

7.360 GPixel/s

Pixel Rate

3.200 GPixel/s

18.40 GTexel/s

Texture Rate

6.400 GTexel/s

588.8 GFLOPS

FP16 (half)

-

588.8 GFLOPS

FP32 (float)

256.0 GFLOPS

36.80 GFLOPS

FP64 (double)

-

Board Design

Unknown

TDP

9W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Meso

GPU Name

Seymour

Meso PRO (216-0864032)

GPU Variant

Seymour XTX (216-0810005)

GCN 3.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.55 billion

Transistors

0.37 billion

125 mm²

Die Size

67 mm²

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.2.170

Vulkan

N/A

-

6.5

Shader Model

5.0

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