AMD Radeon HD 6970M Mac Edition vs AMD Radeon HD 6450M

VS

AMD Radeon HD 6970M Mac Edition

AMD Radeon HD 6450M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6970M Mac Edition and 1024MB VRAM Radeon HD 6450M 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

Released 7 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (115.2GB/s vs 12.80GB/s)

800 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6970M Mac Edition +580%

1.306 TFLOPS

Radeon HD 6450M

0.192 TFLOPS

Radeon HD 6970M Mac Edition

VS

Radeon HD 6450M

Graphics Card

Aug 2011

Release Date

Jan 2011

Vancouver

Generation

Vancouver

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

115.2GB/s

Bandwidth

12.80GB/s

Render Config

12

Compute Units

2

-

960

Shading Units

160

48

TMUs

8

32

ROPs

4

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

21.76 GPixel/s

Pixel Rate

2.400 GPixel/s

32.64 GTexel/s

Texture Rate

4.800 GTexel/s

-

1306 GFLOPS

FP32 (float)

192.0 GFLOPS

-

Board Design

75W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

Blackcomb

GPU Name

Seymour

Blackcomb XT (216-0811000)

GPU Variant

Seymour PRO S3 (216-0809024)

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.7 billion

Transistors

0.37 billion

212 mm²

Die Size

67 mm²

Graphics Features

11.2 (11_0)

DirectX

11.2 (11_0)

4.4

OpenGL

4.4

1.2

OpenCL

1.2

N/A

Vulkan

N/A

-

5.0

Shader Model

5.0

Related GPU Comparisons

1

AMD Radeon HD 6970M Mac Edition vs ATI Mobility Radeon HD 5165

2

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

3

AMD Radeon HD 6970M Mac Edition vs AMD Radeon HD 7850M

4

AMD Radeon HD 6970M Mac Edition vs NVIDIA GeForce GTX 675MX Mac Edition

5

AMD Radeon HD 6970M Mac Edition vs NVIDIA GeForce RTX 4080 Mobile

6

AMD Radeon HD 6970M Mac Edition vs NVIDIA GeForce 9650M GT

7

AMD Radeon HD 6970M Mac Edition vs NVIDIA GeForce 920M

8

AMD Radeon HD 6970M Mac Edition vs AMD Radeon E8870

9

AMD Radeon HD 6970M Mac Edition vs NVIDIA GeForce GT 720M

10

AMD Radeon HD 6970M Mac Edition vs AMD Radeon R9 M295X

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