ATI Mobility Radeon HD 3870 vs AMD Radeon R5 M445

VS

ATI Mobility Radeon HD 3870

AMD Radeon R5 M445

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 3870 and 4GB VRAM Radeon R5 M445 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 3870 's Advantages

Larger VRAM bandwidth (54.40GB/s vs 32.00GB/s)

AMD Radeon R5 M445 's Advantages

Released 7 years and 7 months late

More VRAM (4GB vs 512GB)

64 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 3870

0.422 TFLOPS

Radeon R5 M445 +67%

0.706 TFLOPS

Mobility Radeon HD 3870

VS

Radeon R5 M445

Graphics Card

Jun 2008

Release Date

Jan 2016

M8x

Generation

Gem System

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

850 MHz

Memory Clock

1000 MHz

Memory

512MB

Memory Size

4GB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

64bit

54.40GB/s

Bandwidth

32.00GB/s

Render Config

4

Compute Units

6

-

320

Shading Units

384

16

TMUs

24

16

ROPs

8

-

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

10.56 GPixel/s

Pixel Rate

7.360 GPixel/s

10.56 GTexel/s

Texture Rate

22.08 GTexel/s

-

422.4 GFLOPS

FP32 (float)

706.6 GFLOPS

84.48 GFLOPS

FP64 (double)

-

Board Design

55W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

M88

GPU Name

Meso

-

GPU Variant

Meso XT (216-0864018)

TeraScale

Architecture

GCN 3.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.666 billion

Transistors

1.55 billion

192 mm²

Die Size

125 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (12_0)

3.3

OpenGL

4.6

N/A

OpenCL

2.1

N/A

Vulkan

1.2.170

-

4.1

Shader Model

6.5

Related GPU Comparisons

1

ATI Mobility Radeon HD 3870 vs NVIDIA GeForce GTX 950M Mac Edition

2

ATI Mobility Radeon HD 3870 vs AMD Radeon E9560 PCIe

3

ATI Mobility Radeon HD 3870 vs ATI Mobility Radeon HD 5750

4

ATI Mobility Radeon HD 3870 vs AMD Radeon Pro Vega 56

5

ATI Mobility Radeon HD 3870 vs AMD Radeon HD 8730A

6

ATI Mobility Radeon HD 3870 vs NVIDIA GeForce GTX 660M

7

ATI Mobility Radeon HD 3870 vs NVIDIA NVS 2100M

8

ATI Mobility Radeon HD 3870 vs NVIDIA GeForce GTS 160M

9

ATI Mobility Radeon HD 3870 vs AMD Radeon HD 6650M

10

ATI Mobility Radeon HD 3870 vs AMD Radeon E9174 MXM

Related News

1

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

2

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

3

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

4

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

5

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

6

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

7

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU

8

Cyberpunk 2077 Update 2.2: Intel Arrow Lake Gaming Performance Soars by 33%!

9

Intel Finally Achieves Frame Generation! 'F1 24' Becomes the First XeSS 2 Game

10

World's First! Intel Arc B580 Graphics Card Arrives Early