AMD Radeon HD 6870 X2 vs AMD FirePro D500

VS

AMD Radeon HD 6870 X2

AMD FirePro D500

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 X2 and 3GB VRAM FirePro D500 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD FirePro D500 's Advantages

Released 2 years and 6 months late

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (243.8GB/s vs 134.4GB/s)

416 additional rendering cores

Lower TDP (274W vs 300W)

Score

Benchmark

FP32 (float)

Radeon HD 6870 X2

2.016 TFLOPS

FirePro D500 +10%

2.227 TFLOPS

Radeon HD 6870 X2

VS

FirePro D500

Graphics Card

Jul 2011

Release Date

Jan 2014

Northern Islands

Generation

FirePro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1050 MHz

Memory Clock

1270 MHz

Memory

1024MB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

384bit

134.4GB/s

Bandwidth

243.8GB/s

Render Config

14

Compute Units

24

-

1120

Shading Units

1536

56

TMUs

96

32

ROPs

32

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

768 KB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

23.20 GPixel/s

50.40 GTexel/s

Texture Rate

69.60 GTexel/s

-

2.016 TFLOPS

FP32 (float)

2.227 TFLOPS

-

FP64 (double)

556.8 GFLOPS

Board Design

300W

TDP

274W

700 W

Suggested PSU

600 W

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

Outputs

6x mini-DisplayPort 1.2 1x SDI

-

Graphics Processor

Barts

GPU Name

Tahiti

Barts XT (215-0798000)

GPU Variant

Tahiti LE GL

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.7 billion

Transistors

4.313 billion

255 mm²

Die Size

352 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

1.2

N/A

Vulkan

1.2

-

5.0

Shader Model

5.1

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