ATI Mobility Radeon X1600 Mac Edition vs AMD Radeon HD 7970M

VS

ATI Mobility Radeon X1600 Mac Edition

AMD Radeon HD 7970M

We compared two Mobile platform GPUs: 128MB VRAM Mobility Radeon X1600 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 7970M 's Advantages

Released 4 years and 5 months late

More VRAM (2GB vs 128GB)

Larger VRAM bandwidth (153.6GB/s vs 12.67GB/s)

1280 additional rendering cores

Score

Mobility Radeon X1600 Mac Edition

VS

Radeon HD 7970M

Graphics Card

Nov 2007

Release Date

Apr 2012

M5x

Generation

London

Mobile

Type

Mobile

PCIe 1.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

396 MHz

Memory Clock

1200 MHz

Memory

128MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

12.67GB/s

Bandwidth

153.6GB/s

Render Config

-

Compute Units

20

-

Shading Units

1280

4

TMUs

80

4

ROPs

32

-

L1 Cache

16 KB (per CU)

-

L2 Cache

512 KB

-

Theoretical Performance

1.592 GPixel/s

Pixel Rate

27.20 GPixel/s

1.592 GTexel/s

Texture Rate

68.00 GTexel/s

-

FP32 (float)

2.176 TFLOPS

-

FP64 (double)

136.0 GFLOPS

Board Design

Unknown

TDP

100W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

M56

GPU Name

Wimbledon

-

GPU Variant

Wimbledon XT (216-0836036)

Ultra-Threaded SE

Architecture

GCN 1.0

TSMC

Foundry

TSMC

90 nm

Process Size

28 nm

0.157 billion

Transistors

2.8 billion

150 mm²

Die Size

212 mm²

Graphics Features

9.0c (9_3)

DirectX

12 (11_1)

2.1

OpenGL

4.6

N/A

OpenCL

1.2

N/A

Vulkan

1.2

-

3.0

Shader Model

5.1

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