AMD Radeon HD 7870 GHz Edition vs ATI FirePro V7800P

VS

AMD Radeon HD 7870 GHz Edition

ATI FirePro V7800P

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7870 GHz Edition and 2GB VRAM FirePro V7800P to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7870 GHz Edition 's Advantages

Released 10 months late

Larger VRAM bandwidth (153.6GB/s vs 128.0GB/s)

ATI FirePro V7800P 's Advantages

160 additional rendering cores

Lower TDP (138W vs 175W)

Score

Benchmark

FP32 (float)

Radeon HD 7870 GHz Edition +26%

2.56 TFLOPS

FirePro V7800P

2.016 TFLOPS

Radeon HD 7870 GHz Edition

VS

FirePro V7800P

Graphics Card

Mar 2012

Release Date

May 2011

Southern Islands

Generation

FirePro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1200 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

153.6GB/s

Bandwidth

128.0GB/s

Render Config

20

Compute Units

18

-

1280

Shading Units

1440

80

TMUs

72

32

ROPs

32

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

32.00 GPixel/s

Pixel Rate

22.40 GPixel/s

80.00 GTexel/s

Texture Rate

50.40 GTexel/s

-

2.560 TFLOPS

FP32 (float)

2.016 TFLOPS

160.0 GFLOPS

FP64 (double)

403.2 GFLOPS

Board Design

175W

TDP

138W

450 W

Suggested PSU

300 W

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

Outputs

1x DisplayPort 1.1

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Pitcairn

GPU Name

Cypress

Pitcairn XT (215-0828047)

GPU Variant

Cypress PRO GL

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.8 billion

Transistors

2.154 billion

212 mm²

Die Size

334 mm²

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

5.1

Shader Model

5.0

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