AMD Radeon HD 8670A vs ATI Mobility Radeon X1600 Mac Edition

VS

AMD Radeon HD 8670A

ATI Mobility Radeon X1600 Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 8670A and 128MB VRAM Mobility Radeon X1600 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8670A 's Advantages

Released 5 years and 3 months late

More VRAM (1024GB vs 128GB)

Larger VRAM bandwidth (16.00GB/s vs 12.67GB/s)

384 additional rendering cores

Score

Radeon HD 8670A

VS

Mobility Radeon X1600 Mac Edition

Graphics Card

Feb 2013

Release Date

Nov 2007

All-In-One

Generation

M5x

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

396 MHz

Memory

1024MB

Memory Size

128MB

DDR3

Memory Type

GDDR3

64bit

Memory Bus

128bit

16.00GB/s

Bandwidth

12.67GB/s

Render Config

6

Compute Units

-

384

Shading Units

-

24

TMUs

4

8

ROPs

4

-

16 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

-

Theoretical Performance

4.800 GPixel/s

Pixel Rate

1.592 GPixel/s

14.40 GTexel/s

Texture Rate

1.592 GTexel/s

-

460.8 GFLOPS

FP32 (float)

-

28.80 GFLOPS

FP64 (double)

-

Board Design

45W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

Mars

GPU Name

M56

Mars XT

GPU Variant

-

GCN 1.0

Architecture

Ultra-Threaded SE

TSMC

Foundry

TSMC

28 nm

Process Size

90 nm

0.95 billion

Transistors

0.157 billion

77 mm²

Die Size

150 mm²

Graphics Features

12 (11_1)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1

1.2

OpenCL

N/A

1.2

Vulkan

N/A

-

5.1

Shader Model

3.0

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