AMD Radeon HD 6770M Mac Edition vs AMD Radeon HD 7970M

VS

AMD Radeon HD 6770M Mac Edition

AMD Radeon HD 7970M

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6770M Mac Edition and 2GB VRAM Radeon HD 7970M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6770M Mac Edition 's Advantages

Lower TDP (35W vs 100W)

AMD Radeon HD 7970M 's Advantages

Released 1 years and 3 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (153.6GB/s vs 57.60GB/s)

800 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6770M Mac Edition

0.696 TFLOPS

Radeon HD 7970M +212%

2.176 TFLOPS

Radeon HD 6770M Mac Edition

VS

Radeon HD 7970M

Graphics Card

Jan 2011

Release Date

Apr 2012

Vancouver

Generation

London

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

-

900 MHz

Memory Clock

1200 MHz

Memory

512MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

57.60GB/s

Bandwidth

153.6GB/s

Render Config

6

Compute Units

20

-

480

Shading Units

1280

24

TMUs

80

8

ROPs

32

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

5.800 GPixel/s

Pixel Rate

27.20 GPixel/s

17.40 GTexel/s

Texture Rate

68.00 GTexel/s

-

696.0 GFLOPS

FP32 (float)

2.176 TFLOPS

-

FP64 (double)

136.0 GFLOPS

Board Design

35W

TDP

100W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Whistler

GPU Name

Wimbledon

Whistler XT (216-0810001)

GPU Variant

Wimbledon XT (216-0836036)

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.716 billion

Transistors

2.8 billion

104 mm²

Die Size

212 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

1.2

N/A

Vulkan

1.2

-

5.0

Shader Model

5.1

Related GPU Comparisons

1

AMD Radeon HD 6770M Mac Edition vs AMD Radeon HD 7470M

2

AMD Radeon HD 6770M Mac Edition vs ATI Mobility Radeon HD 3870

3

AMD Radeon HD 6770M Mac Edition vs AMD Radeon R7 M340

4

AMD Radeon HD 6770M Mac Edition vs AMD Radeon HD 7690M Rebrand

5

AMD Radeon HD 6770M Mac Edition vs AMD Radeon HD 7650M Rebrand

6

AMD Radeon HD 6770M Mac Edition vs NVIDIA GeForce GTX 660M Mac Edition

7

AMD Radeon HD 6770M Mac Edition vs AMD FirePro M5725

8

AMD Radeon HD 6770M Mac Edition vs NVIDIA GeForce 830A

9

AMD Radeon HD 6770M Mac Edition vs AMD Radeon Pro Vega 64X

10

AMD Radeon HD 6770M Mac Edition vs AMD Radeon R9 M275X

Related News

1

Intel's Entry-Level CPU Core Ultra 3 205 Spotted: Only One Model Available

2

Introducing the AMD Ryzen 9 9955HX: A First Look at the Flagship Gaming Laptop CPU

3

AMD's Thunderous Strike: Ryzen 9 9950X3D Performance Scores Revealed for the First Time!

4

Continuous Decline in DRAM Memory Prices: Downward Trend Intensifies

5

NVIDIA GB202 Chip Unveiled for the First Time, to be Used in RTX 5090 with 512-bit GDDR7 Memory

6

Strix Halo Integrated Graphics Score Appears on Passmark, Currently Slightly Below RTX 3060 12GB

7

AMD Unveils New RX 9070 XT Graphics Card Performance: Positioned Between RX 7900 GRE and RX 7900 XT

8

Double the Excitement! AMD FSR 4.0 to Launch Alongside RX 9070 XT Graphics Card

9

CPU-Z Minor Update: Support for Intel's Four New Products and New Memory

10

CXMT Reportedly Achieves 80% Yield in DDR5 Production