ATI Radeon HD 4855 vs ATI FirePro V9800

VS

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4855 and 4GB VRAM FirePro V9800 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4855 's Advantages

Lower TDP (110W vs 250W)

ATI FirePro V9800 's Advantages

Released 8 months late

Larger VRAM bandwidth (147.2GB/s vs 115.2GB/s)

960 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 4855

0.736 TFLOPS

FirePro V9800 +269%

2.72 TFLOPS

Radeon HD 4855

VS

FirePro V9800

Graphics Card

Jan 2010

Release Date

Sep 2010

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

1150 MHz

Memory

512MB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

115.2GB/s

Bandwidth

147.2GB/s

Render Config

-

SM Count

-

8

Compute Units

20

640

Shading Units

1600

32

TMUs

80

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

Theoretical Performance

9.200 GPixel/s

Pixel Rate

27.20 GPixel/s

18.40 GTexel/s

Texture Rate

68.00 GTexel/s

-

FP16 (half)

-

736.0 GFLOPS

FP32 (float)

2.720 TFLOPS

147.2 GFLOPS

FP64 (double)

544.0 GFLOPS

Graphics Processor

RV770

GPU Name

Cypress

RV770 PRO (215-0669065)

GPU Variant

Cypress XT GL

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.956 billion

Transistors

2.154 billion

256 mm²

Die Size

334 mm²

Board Design

110W

TDP

250W

300 W

Suggested PSU

600 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

6x mini-DisplayPort 1.1 1x S-Video

1x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

10.1 (10_1)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

-

CUDA

-

4.1

Shader Model

5.0

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