AMD Radeon HD 6970M Mac Edition vs AMD Radeon R7 M340

VS

AMD Radeon HD 6970M Mac Edition

AMD Radeon R7 M340

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6970M Mac Edition and 1024MB VRAM Radeon R7 M340 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6970M Mac Edition 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (115.2GB/s vs 16.00GB/s)

576 additional rendering cores

AMD Radeon R7 M340 's Advantages

Released 4 years and 4 months late

Boost Clock715MHz

Score

Benchmark

FP32 (float)

Radeon HD 6970M Mac Edition +137%

1.306 TFLOPS

Radeon R7 M340

0.549 TFLOPS

Radeon HD 6970M Mac Edition

VS

Radeon R7 M340

Graphics Card

Aug 2011

Release Date

Dec 2015

Vancouver

Generation

Gem System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

620 MHz

-

Boost Clock

715 MHz

900 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

115.2GB/s

Bandwidth

16.00GB/s

Render Config

12

Compute Units

6

-

960

Shading Units

384

48

TMUs

24

32

ROPs

8

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

21.76 GPixel/s

Pixel Rate

5.720 GPixel/s

32.64 GTexel/s

Texture Rate

17.16 GTexel/s

-

1306 GFLOPS

FP32 (float)

549.1 GFLOPS

-

FP64 (double)

34.32 GFLOPS

Board Design

75W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

Blackcomb

GPU Name

Opal

Blackcomb XT (216-0811000)

GPU Variant

Opal PRO

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.7 billion

Transistors

0.95 billion

212 mm²

Die Size

77 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

2.1 (1.2)

N/A

Vulkan

1.2.170

-

5.0

Shader Model

6.5 (5.1)

Related GPU Comparisons

1

AMD Radeon HD 6970M Mac Edition vs AMD Radeon HD 7650A

2

AMD Radeon HD 6970M Mac Edition vs AMD Radeon RX 550 Mobile

3

AMD Radeon HD 6970M Mac Edition vs AMD Radeon RX 480 Mobile

4

AMD Radeon HD 6970M Mac Edition vs ATI Mobility Radeon HD 4550

5

AMD Radeon HD 6970M Mac Edition vs NVIDIA T500 Mobile

6

AMD Radeon HD 6970M Mac Edition vs AMD Radeon RX Vega M GL

7

AMD Radeon HD 6970M Mac Edition vs AMD Radeon 620 Mobile

8

AMD Radeon HD 6970M Mac Edition vs NVIDIA GeForce GTX 670MX

9

AMD Radeon HD 6970M Mac Edition vs NVIDIA GeForce Go 6800 Ultra

10

AMD Radeon HD 6970M Mac Edition vs ATI Mobility Radeon HD 5430

Related News

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

Linux Creator Criticizes AMD and Intel's x86 Microarchitecture: A Complete Disaster