ATI Radeon HD 4855 vs ATI FirePro 2260 PCI

VS

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4855 and 256MB VRAM FirePro 2260 PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4855 's Advantages

Released 2 years late

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (115.2GB/s vs 8.000GB/s)

600 additional rendering cores

ATI FirePro 2260 PCI 's Advantages

Lower TDP (15W vs 110W)

Score

Benchmark

FP32 (float)

Radeon HD 4855 +1740%

0.736 TFLOPS

FirePro 2260 PCI

0.04 TFLOPS

Radeon HD 4855

VS

FirePro 2260 PCI

Graphics Card

Jan 2010

Release Date

Jan 2008

Radeon R700

Generation

FirePro Multi-View

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCI

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

500 MHz

Memory

512MB

Memory Size

256MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

115.2GB/s

Bandwidth

8.000GB/s

Render Config

-

SM Count

-

8

Compute Units

2

640

Shading Units

40

32

TMUs

4

16

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

-

Theoretical Performance

9.200 GPixel/s

Pixel Rate

2.000 GPixel/s

18.40 GTexel/s

Texture Rate

2.000 GTexel/s

-

FP16 (half)

-

736.0 GFLOPS

FP32 (float)

40.00 GFLOPS

147.2 GFLOPS

FP64 (double)

-

Graphics Processor

RV770

GPU Name

RV620

RV770 PRO (215-0669065)

GPU Variant

-

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

55 nm

0.956 billion

Transistors

0.181 billion

256 mm²

Die Size

67 mm²

Board Design

110W

TDP

15W

300 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

2x DisplayPort

1x 6-pin

Power Connectors

None

Graphics Features

10.1 (10_1)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

N/A

Vulkan

N/A

-

CUDA

-

4.1

Shader Model

4.1

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