AMD Radeon HD 6870 vs AMD FirePro S7000

VS

AMD Radeon HD 6870

AMD FirePro S7000

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 and 4GB VRAM FirePro S7000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD FirePro S7000 's Advantages

Released 1 years and 10 months late

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (153.6GB/s vs 134.4GB/s)

160 additional rendering cores

Lower TDP (150W vs 151W)

Score

Benchmark

FP32 (float)

Radeon HD 6870

2.016 TFLOPS

FirePro S7000 +20%

2.432 TFLOPS

Radeon HD 6870

VS

FirePro S7000

Graphics Card

Oct 2010

Release Date

Aug 2012

Northern Islands

Generation

FirePro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1050 MHz

Memory Clock

1200 MHz

Memory

1024MB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

134.4GB/s

Bandwidth

153.6GB/s

Render Config

14

Compute Units

20

-

1120

Shading Units

1280

56

TMUs

80

32

ROPs

32

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

30.40 GPixel/s

50.40 GTexel/s

Texture Rate

76.00 GTexel/s

-

2.016 TFLOPS

FP32 (float)

2.432 TFLOPS

-

FP64 (double)

152.0 GFLOPS

Board Design

151W

TDP

150W

450 W

Suggested PSU

450 W

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

Outputs

1x DisplayPort 1.2

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Barts

GPU Name

Pitcairn

Barts XT (215-0798000)

GPU Variant

Pitcairn XT GL (215-0828073)

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.7 billion

Transistors

2.8 billion

255 mm²

Die Size

212 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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