AMD Radeon HD 7870 XT vs AMD FirePro W7100

VS

AMD Radeon HD 7870 XT

AMD FirePro W7100

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7870 XT and 8GB VRAM FirePro W7100 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7870 XT 's Advantages

Boost Clock975MHz

Larger VRAM bandwidth (192.0GB/s vs 160.0GB/s)

AMD FirePro W7100 's Advantages

Released 1 years and 9 months late

More VRAM (8GB vs 2GB)

256 additional rendering cores

Lower TDP (150W vs 185W)

Score

Benchmark

FP32 (float)

Radeon HD 7870 XT

2.995 TFLOPS

FirePro W7100 +10%

3.297 TFLOPS

Radeon HD 7870 XT

VS

FirePro W7100

Graphics Card

Nov 2012

Release Date

Aug 2014

Southern Islands

Generation

FirePro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

925 MHz

Base Clock

-

975 MHz

Boost Clock

-

1500 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

192.0GB/s

Bandwidth

160.0GB/s

Render Config

24

Compute Units

28

-

1536

Shading Units

1792

96

TMUs

112

32

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

31.20 GPixel/s

Pixel Rate

29.44 GPixel/s

93.60 GTexel/s

Texture Rate

103.0 GTexel/s

-

FP16 (half)

3.297 TFLOPS

2.995 TFLOPS

FP32 (float)

3.297 TFLOPS

748.8 GFLOPS

FP64 (double)

206.1 GFLOPS

Board Design

185W

TDP

150W

450 W

Suggested PSU

450 W

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

Outputs

4x DisplayPort 1.2

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Tahiti

GPU Name

Tonga

Tahiti LE (215-0821122)

GPU Variant

Tonga PRO GL

GCN 1.0

Architecture

GCN 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

4.313 billion

Transistors

5 billion

352 mm²

Die Size

366 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.0

1.2

Vulkan

1.2

-

5.1

Shader Model

6.3

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