AMD Radeon HD 7850M vs ATI Mobility Radeon X1600 Mac Edition

VS

AMD Radeon HD 7850M

ATI Mobility Radeon X1600 Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7850M 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 7850M 's Advantages

Released 4 years and 5 months late

More VRAM (2GB vs 128GB)

Larger VRAM bandwidth (64.00GB/s vs 12.67GB/s)

640 additional rendering cores

Score

Radeon HD 7850M

VS

Mobility Radeon X1600 Mac Edition

Graphics Card

Apr 2012

Release Date

Nov 2007

London

Generation

M5x

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

396 MHz

Memory

2GB

Memory Size

128MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

12.67GB/s

Render Config

10

Compute Units

-

640

Shading Units

-

40

TMUs

4

16

ROPs

4

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

-

Theoretical Performance

10.80 GPixel/s

Pixel Rate

1.592 GPixel/s

27.00 GTexel/s

Texture Rate

1.592 GTexel/s

-

864.0 GFLOPS

FP32 (float)

-

54.00 GFLOPS

FP64 (double)

-

Board Design

40W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

Heathrow

GPU Name

M56

Heathrow PRO

GPU Variant

-

GCN 1.0

Architecture

Ultra-Threaded SE

TSMC

Foundry

TSMC

28 nm

Process Size

90 nm

1.5 billion

Transistors

0.157 billion

123 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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