ATI Radeon HD 4855 vs ATI FirePro V8700

VS

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4855 and 1024MB VRAM FirePro V8700 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4855 's Advantages

Released 1 years and 4 months late

Larger VRAM bandwidth (115.2GB/s vs 108.8GB/s)

Lower TDP (110W vs 151W)

ATI FirePro V8700 's Advantages

More VRAM (1024GB vs 512GB)

160 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 4855

0.736 TFLOPS

FirePro V8700 +63%

1.2 TFLOPS

Radeon HD 4855

VS

FirePro V8700

Graphics Card

Jan 2010

Release Date

Sep 2008

Radeon R700

Generation

FirePro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

850 MHz

Memory

512MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

115.2GB/s

Bandwidth

108.8GB/s

Render Config

-

SM Count

-

8

Compute Units

10

640

Shading Units

800

32

TMUs

40

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

Theoretical Performance

9.200 GPixel/s

Pixel Rate

12.00 GPixel/s

18.40 GTexel/s

Texture Rate

30.00 GTexel/s

-

FP16 (half)

-

736.0 GFLOPS

FP32 (float)

1200 GFLOPS

147.2 GFLOPS

FP64 (double)

240.0 GFLOPS

Graphics Processor

RV770

GPU Name

RV770

RV770 PRO (215-0669065)

GPU Variant

RV770 XT (215-0669049)

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

55 nm

0.956 billion

Transistors

0.956 billion

256 mm²

Die Size

256 mm²

Board Design

110W

TDP

151W

300 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x DVI 2x DisplayPort 1.0 1x S-Video

1x 6-pin

Power Connectors

2x 6-pin

Graphics Features

10.1 (10_1)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

-

4.1

Shader Model

4.1

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