AMD Radeon R9 285 vs ATI FirePro V4900

VS

AMD Radeon R9 285

ATI FirePro V4900

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 285 and 1024MB VRAM FirePro V4900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 285 's Advantages

Released 2 years and 10 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (176.0GB/s vs 64.00GB/s)

1312 additional rendering cores

ATI FirePro V4900 's Advantages

Lower TDP (75W vs 190W)

Score

Benchmark

FP32 (float)

Radeon R9 285 +328%

3.29 TFLOPS

FirePro V4900

0.768 TFLOPS

Radeon R9 285

VS

FirePro V4900

Graphics Card

Sep 2014

Release Date

Nov 2011

Volcanic Islands

Generation

FirePro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1375 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

176.0GB/s

Bandwidth

64.00GB/s

Render Config

28

Compute Units

6

-

1792

Shading Units

480

112

TMUs

24

32

ROPs

8

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

29.38 GPixel/s

Pixel Rate

6.400 GPixel/s

102.8 GTexel/s

Texture Rate

19.20 GTexel/s

3.290 TFLOPS

FP16 (half)

-

3.290 TFLOPS

FP32 (float)

768.0 GFLOPS

205.6 GFLOPS

FP64 (double)

-

Board Design

190W

TDP

75W

450 W

Suggested PSU

250 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

1x DVI 2x DisplayPort 1.1

2x 6-pin

Power Connectors

None

Graphics Processor

Tonga

GPU Name

Turks

Tonga PRO (215-0851128)

GPU Variant

Turks XT GL

GCN 3.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

5 billion

Transistors

0.716 billion

366 mm²

Die Size

118 mm²

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.2.170

Vulkan

N/A

-

6.5

Shader Model

5.0

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