ATI Radeon HD 4870 Mac Edition vs ATI FirePro V8800

VS

ATI Radeon HD 4870 Mac Edition

ATI FirePro V8800

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4870 Mac Edition and 2GB VRAM FirePro V8800 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4870 Mac Edition 's Advantages

Lower TDP (150W vs 208W)

ATI FirePro V8800 's Advantages

Released 1 years and 3 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (147.2GB/s vs 108.8GB/s)

800 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 4870 Mac Edition

1.2 TFLOPS

FirePro V8800 +120%

2.64 TFLOPS

Radeon HD 4870 Mac Edition

VS

FirePro V8800

Graphics Card

Jan 2009

Release Date

Apr 2010

Radeon R700

Generation

FirePro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

850 MHz

Memory Clock

1150 MHz

Memory

512MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

108.8GB/s

Bandwidth

147.2GB/s

Render Config

10

Compute Units

20

-

800

Shading Units

1600

40

TMUs

80

16

ROPs

32

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

12.00 GPixel/s

Pixel Rate

26.40 GPixel/s

30.00 GTexel/s

Texture Rate

66.00 GTexel/s

-

1200 GFLOPS

FP32 (float)

2.640 TFLOPS

240.0 GFLOPS

FP64 (double)

528.0 GFLOPS

Board Design

150W

TDP

208W

450 W

Suggested PSU

550 W

1x DVI 1x mini-DisplayPort 1.0

Outputs

4x DisplayPort 1.1 1x S-Video

2x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

RV770

GPU Name

Cypress

RV770 XT Mac (215-0669080)

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

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

-

4.1

Shader Model

5.0

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