AMD Radeon HD 8870 OEM vs AMD FirePro W8000

VS

AMD Radeon HD 8870 OEM

AMD FirePro W8000

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 8870 OEM and 4GB VRAM FirePro W8000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8870 OEM 's Advantages

Released 7 months late

Lower TDP (175W vs 225W)

AMD FirePro W8000 's Advantages

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (176.0GB/s vs 153.6GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8870 OEM

2.56 TFLOPS

FirePro W8000 +26%

3.226 TFLOPS

Radeon HD 8870 OEM

VS

FirePro W8000

Graphics Card

Jan 2013

Release Date

Jun 2012

Sea Islands

Generation

FirePro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1200 MHz

Memory Clock

1375 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

153.6GB/s

Bandwidth

176.0GB/s

Render Config

20

Compute Units

28

-

1280

Shading Units

1792

80

TMUs

112

32

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

32.00 GPixel/s

Pixel Rate

28.80 GPixel/s

80.00 GTexel/s

Texture Rate

100.8 GTexel/s

-

2.560 TFLOPS

FP32 (float)

3.226 TFLOPS

160.0 GFLOPS

FP64 (double)

806.4 GFLOPS

Board Design

175W

TDP

225W

450 W

Suggested PSU

550 W

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

Outputs

4x DisplayPort 1.2 1x SDI

2x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

Pitcairn

GPU Name

Tahiti

Pitcairn XT (215-0828047)

GPU Variant

Tahiti PRO GL

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.8 billion

Transistors

4.313 billion

212 mm²

Die Size

352 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.2

OpenCL

1.2

Vulkan

1.2

-

5.1

Shader Model

5.1

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