AMD Radeon R7 M340 vs ATI Mobility Radeon HD 3470

VS

AMD Radeon R7 M340

ATI Mobility Radeon HD 3470

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R7 M340 and 256MB VRAM Mobility Radeon HD 3470 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 M340 's Advantages

Released 7 years and 11 months late

Boost Clock715MHz

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (16.00GB/s vs 6.400GB/s)

344 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 M340 +916%

0.549 TFLOPS

Mobility Radeon HD 3470

0.054 TFLOPS

Radeon R7 M340

VS

Mobility Radeon HD 3470

Graphics Card

Dec 2015

Release Date

Jan 2008

Gem System

Generation

M8x

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-II

Clock Speeds

620 MHz

Base Clock

-

715 MHz

Boost Clock

-

1000 MHz

Memory Clock

400 MHz

Memory

1024MB

Memory Size

256MB

DDR3

Memory Type

DDR2

64bit

Memory Bus

64bit

16.00GB/s

Bandwidth

6.400GB/s

Render Config

6

Compute Units

2

-

384

Shading Units

40

24

TMUs

4

8

ROPs

4

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

64 KB

-

Theoretical Performance

5.720 GPixel/s

Pixel Rate

2.720 GPixel/s

17.16 GTexel/s

Texture Rate

2.720 GTexel/s

-

549.1 GFLOPS

FP32 (float)

54.40 GFLOPS

34.32 GFLOPS

FP64 (double)

-

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

Opal

GPU Name

M82

Opal PRO

GPU Variant

M82-ME XT (216-0707009)

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

0.95 billion

Transistors

0.181 billion

77 mm²

Die Size

67 mm²

Graphics Features

12 (11_1)

DirectX

10.1

4.6

OpenGL

3.3

2.1 (1.2)

OpenCL

N/A

1.2.170

Vulkan

N/A

-

6.5 (5.1)

Shader Model

4.1

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