ATI Radeon HD 4870 Mac Edition vs AMD FirePro W5100

VS

ATI Radeon HD 4870 Mac Edition

AMD FirePro W5100

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4870 Mac Edition and 4GB VRAM FirePro W5100 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4870 Mac Edition 's Advantages

Larger VRAM bandwidth (108.8GB/s vs 96.00GB/s)

32 additional rendering cores

AMD FirePro W5100 's Advantages

Released 5 years and 2 months late

More VRAM (4GB vs 512GB)

Lower TDP (50W vs 150W)

Score

Benchmark

FP32 (float)

Radeon HD 4870 Mac Edition

1.2 TFLOPS

FirePro W5100 +19%

1.428 TFLOPS

Radeon HD 4870 Mac Edition

VS

FirePro W5100

Graphics Card

Jan 2009

Release Date

Mar 2014

Radeon R700

Generation

FirePro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

850 MHz

Memory Clock

1500 MHz

Memory

512MB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

108.8GB/s

Bandwidth

96.00GB/s

Render Config

10

Compute Units

12

-

800

Shading Units

768

40

TMUs

48

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

12.00 GPixel/s

Pixel Rate

14.88 GPixel/s

30.00 GTexel/s

Texture Rate

44.64 GTexel/s

-

1200 GFLOPS

FP32 (float)

1428 GFLOPS

240.0 GFLOPS

FP64 (double)

89.28 GFLOPS

Board Design

150W

TDP

50W

450 W

Suggested PSU

250 W

1x DVI 1x mini-DisplayPort 1.0

Outputs

4x DisplayPort 1.2

2x 6-pin

Power Connectors

None

Graphics Processor

RV770

GPU Name

Bonaire

RV770 XT Mac (215-0669080)

GPU Variant

Bonaire PRO GL

TeraScale

Architecture

GCN 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.956 billion

Transistors

2.08 billion

256 mm²

Die Size

160 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (12_0)

3.3

OpenGL

4.6

1.1

OpenCL

2.0

N/A

Vulkan

1.2

-

4.1

Shader Model

6.3

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