ATI Radeon HD 3870 Mac Edition vs AMD FirePro D300

VS

ATI Radeon HD 3870 Mac Edition

AMD FirePro D300

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3870 Mac Edition and 2GB VRAM FirePro D300 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3870 Mac Edition 's Advantages

Lower TDP (106W vs 150W)

AMD FirePro D300 's Advantages

Released 5 years and 7 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (162.6GB/s vs 72.06GB/s)

960 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3870 Mac Edition

0.497 TFLOPS

FirePro D300 +337%

2.176 TFLOPS

Radeon HD 3870 Mac Edition

VS

FirePro D300

Graphics Card

Jun 2008

Release Date

Jan 2014

Radeon R600

Generation

FirePro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1126 MHz

Memory Clock

1270 MHz

Memory

512MB

Memory Size

2GB

GDDR4

Memory Type

GDDR5

256bit

Memory Bus

256bit

72.06GB/s

Bandwidth

162.6GB/s

Render Config

4

Compute Units

20

-

320

Shading Units

1280

16

TMUs

80

16

ROPs

32

-

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

12.43 GPixel/s

Pixel Rate

27.20 GPixel/s

12.43 GTexel/s

Texture Rate

68.00 GTexel/s

-

497.3 GFLOPS

FP32 (float)

2.176 TFLOPS

99.46 GFLOPS

FP64 (double)

136.0 GFLOPS

Board Design

106W

TDP

150W

300 W

Suggested PSU

450 W

2x DVI 1x S-Video

Outputs

4x DisplayPort 1.2

1x 6-pin

Power Connectors

-

Graphics Processor

RV670

GPU Name

Pitcairn

RV670 XT (215-0708005)

GPU Variant

Pitcairn XT GL (215-0828073)

TeraScale

Architecture

GCN 1.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.666 billion

Transistors

2.8 billion

192 mm²

Die Size

212 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_1)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

1.2

N/A

Vulkan

1.2

-

4.1

Shader Model

5.1

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