ATI FirePro V4900 vs ATI Radeon HD 4870 X2

VS

ATI FirePro V4900

ATI Radeon HD 4870 X2

We compared two Desktop platform GPUs: 1024MB VRAM FirePro V4900 and 1024MB VRAM Radeon HD 4870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI FirePro V4900 's Advantages

Released 3 years and 3 months late

Lower TDP (75W vs 286W)

ATI Radeon HD 4870 X2 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 64.00GB/s)

320 additional rendering cores

Score

Benchmark

FP32 (float)

FirePro V4900

0.768 TFLOPS

Radeon HD 4870 X2 +56%

1.2 TFLOPS

FirePro V4900

VS

Radeon HD 4870 X2

Graphics Card

Nov 2011

Release Date

Aug 2008

FirePro

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

64.00GB/s

Bandwidth

115.2GB/s

Render Config

6

Compute Units

10

-

480

Shading Units

800

24

TMUs

40

8

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

6.400 GPixel/s

Pixel Rate

12.00 GPixel/s

19.20 GTexel/s

Texture Rate

30.00 GTexel/s

-

768.0 GFLOPS

FP32 (float)

1200 GFLOPS

-

FP64 (double)

240.0 GFLOPS

Board Design

75W

TDP

286W

250 W

Suggested PSU

600 W

1x DVI 2x DisplayPort 1.1

Outputs

2x DVI 1x S-Video

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Turks

GPU Name

R700

Turks XT GL

GPU Variant

R700 XT (215-0669045)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.716 billion

Transistors

0.956 billion

118 mm²

Die Size

256 mm²

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

5.0

Shader Model

4.1

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