AMD Radeon R7 M340 vs AMD Radeon HD 6970M Rebrand

VS

AMD Radeon R7 M340

AMD Radeon HD 6970M Rebrand

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R7 M340 and 1024MB VRAM Radeon HD 6970M Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 M340 's Advantages

Released 4 years and 11 months late

Boost Clock715MHz

AMD Radeon HD 6970M Rebrand 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 16.00GB/s)

416 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 M340

0.549 TFLOPS

Radeon HD 6970M Rebrand +133%

1.28 TFLOPS

Radeon R7 M340

VS

Radeon HD 6970M Rebrand

Graphics Card

Dec 2015

Release Date

Jan 2011

Gem System

Generation

Vancouver

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

620 MHz

Base Clock

-

715 MHz

Boost Clock

-

1000 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

16.00GB/s

Bandwidth

64.00GB/s

Render Config

6

Compute Units

10

-

384

Shading Units

800

24

TMUs

40

8

ROPs

16

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

5.720 GPixel/s

Pixel Rate

12.80 GPixel/s

17.16 GTexel/s

Texture Rate

32.00 GTexel/s

-

549.1 GFLOPS

FP32 (float)

1280 GFLOPS

34.32 GFLOPS

FP64 (double)

-

Board Design

Unknown

TDP

75W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Opal

GPU Name

Broadway

Opal PRO

GPU Variant

Broadway XT

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

0.95 billion

Transistors

1.04 billion

77 mm²

Die Size

166 mm²

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1 (1.2)

OpenCL

1.2

1.2.170

Vulkan

N/A

-

6.5 (5.1)

Shader Model

5.0

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