AMD FirePro W7100 vs ATI Radeon HD 4855

VS

AMD FirePro W7100

ATI Radeon HD 4855

We compared two Desktop platform GPUs: 8GB VRAM FirePro W7100 and 512MB VRAM Radeon HD 4855 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD FirePro W7100 's Advantages

Released 4 years and 7 months late

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (160.0GB/s vs 115.2GB/s)

1152 additional rendering cores

ATI Radeon HD 4855 's Advantages

Lower TDP (110W vs 150W)

Score

Benchmark

FP32 (float)

FirePro W7100 +347%

3.297 TFLOPS

Radeon HD 4855

0.736 TFLOPS

FirePro W7100

VS

Radeon HD 4855

Graphics Card

Aug 2014

Release Date

Jan 2010

FirePro

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

900 MHz

Memory

8GB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

115.2GB/s

Render Config

28

Compute Units

8

-

1792

Shading Units

640

112

TMUs

32

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

29.44 GPixel/s

Pixel Rate

9.200 GPixel/s

103.0 GTexel/s

Texture Rate

18.40 GTexel/s

3.297 TFLOPS

FP16 (half)

-

3.297 TFLOPS

FP32 (float)

736.0 GFLOPS

206.1 GFLOPS

FP64 (double)

147.2 GFLOPS

Board Design

150W

TDP

110W

450 W

Suggested PSU

300 W

4x DisplayPort 1.2

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Tonga

GPU Name

RV770

Tonga PRO GL

GPU Variant

RV770 PRO (215-0669065)

GCN 3.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

5 billion

Transistors

0.956 billion

366 mm²

Die Size

256 mm²

Graphics Features

12 (12_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.0

OpenCL

1.1

1.2

Vulkan

N/A

-

6.3

Shader Model

4.1

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