ATI FirePro V7900 vs AMD Radeon Sky 500

VS

ATI FirePro V7900

AMD Radeon Sky 500

We compared two Desktop platform GPUs: 2GB VRAM FirePro V7900 and 4GB VRAM Radeon Sky 500 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI FirePro V7900 's Advantages

Larger VRAM bandwidth (160.0GB/s vs 153.6GB/s)

AMD Radeon Sky 500 's Advantages

Released 1 years and 10 months late

More VRAM (4GB vs 2GB)

Score

Benchmark

FP32 (float)

FirePro V7900

1.856 TFLOPS

Radeon Sky 500 +31%

2.432 TFLOPS

FirePro V7900

VS

Radeon Sky 500

Graphics Card

May 2011

Release Date

Mar 2013

FirePro

Generation

Radeon Sky

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

1200 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

153.6GB/s

Render Config

20

Compute Units

20

-

1280

Shading Units

1280

80

TMUs

80

32

ROPs

32

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

23.20 GPixel/s

Pixel Rate

30.40 GPixel/s

58.00 GTexel/s

Texture Rate

76.00 GTexel/s

-

1.856 TFLOPS

FP32 (float)

2.432 TFLOPS

464.0 GFLOPS

FP64 (double)

152.0 GFLOPS

Board Design

150W

TDP

150W

450 W

Suggested PSU

450 W

4x DisplayPort 1.2

Outputs

1x DisplayPort 1.2

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Cayman

GPU Name

Pitcairn

Cayman PRO GL

GPU Variant

Pitcairn XT GL (215-0828073)

TeraScale 3

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

2.64 billion

Transistors

2.8 billion

389 mm²

Die Size

212 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

1.2

N/A

Vulkan

1.2

-

5.0

Shader Model

5.1

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