ATI Radeon HD 3870 Mac Edition vs AMD FirePro W5100

VS

ATI Radeon HD 3870 Mac Edition

AMD FirePro W5100

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3870 Mac Edition and 4GB VRAM FirePro W5100 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD FirePro W5100 's Advantages

Released 5 years and 9 months late

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (96.00GB/s vs 72.06GB/s)

448 additional rendering cores

Lower TDP (50W vs 106W)

Score

Benchmark

FP32 (float)

Radeon HD 3870 Mac Edition

0.497 TFLOPS

FirePro W5100 +187%

1.428 TFLOPS

Radeon HD 3870 Mac Edition

VS

FirePro W5100

Graphics Card

Jun 2008

Release Date

Mar 2014

Radeon R600

Generation

FirePro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1126 MHz

Memory Clock

1500 MHz

Memory

512MB

Memory Size

4GB

GDDR4

Memory Type

GDDR5

256bit

Memory Bus

128bit

72.06GB/s

Bandwidth

96.00GB/s

Render Config

4

Compute Units

12

-

320

Shading Units

768

16

TMUs

48

16

ROPs

16

-

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

12.43 GPixel/s

Pixel Rate

14.88 GPixel/s

12.43 GTexel/s

Texture Rate

44.64 GTexel/s

-

497.3 GFLOPS

FP32 (float)

1428 GFLOPS

99.46 GFLOPS

FP64 (double)

89.28 GFLOPS

Board Design

106W

TDP

50W

300 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

4x DisplayPort 1.2

1x 6-pin

Power Connectors

None

Graphics Processor

RV670

GPU Name

Bonaire

RV670 XT (215-0708005)

GPU Variant

Bonaire PRO GL

TeraScale

Architecture

GCN 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.666 billion

Transistors

2.08 billion

192 mm²

Die Size

160 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (12_0)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

2.0

N/A

Vulkan

1.2

-

4.1

Shader Model

6.3

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