ATI Mobility Radeon HD 5670 Mac Edition vs AMD Radeon HD 8850M

VS

ATI Mobility Radeon HD 5670 Mac Edition

AMD Radeon HD 8850M

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 5670 Mac Edition and 2GB VRAM Radeon HD 8850M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8850M 's Advantages

Released 3 years late

Boost Clock625MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (64.00GB/s vs 25.44GB/s)

240 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 5670 Mac Edition

0.52 TFLOPS

Radeon HD 8850M +53%

0.8 TFLOPS

Mobility Radeon HD 5670 Mac Edition

VS

Radeon HD 8850M

Graphics Card

Apr 2010

Release Date

Apr 2013

Manhattan

Generation

Solar System

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

575 MHz

-

Boost Clock

625 MHz

795 MHz

Memory Clock

1000 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

25.44GB/s

Bandwidth

64.00GB/s

Render Config

5

Compute Units

10

-

400

Shading Units

640

20

TMUs

40

8

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

5.200 GPixel/s

Pixel Rate

10.00 GPixel/s

13.00 GTexel/s

Texture Rate

25.00 GTexel/s

-

520.0 GFLOPS

FP32 (float)

800.0 GFLOPS

-

FP64 (double)

50.00 GFLOPS

Board Design

15W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

Madison

GPU Name

Venus

Madison XT (216-0772003)

GPU Variant

Venus PRO (216-0846009)

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.627 billion

Transistors

1.5 billion

104 mm²

Die Size

123 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

2.1 (1.2)

N/A

Vulkan

1.2.170

-

5.0

Shader Model

6.5 (5.1)

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