ATI FirePro V7900 SDI vs AMD Radeon R9 270 1024SP

VS

ATI FirePro V7900 SDI

AMD Radeon R9 270 1024SP

We compared two Desktop platform GPUs: 2GB VRAM FirePro V7900 SDI and 2GB VRAM Radeon R9 270 1024SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI FirePro V7900 SDI 's Advantages

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

256 additional rendering cores

AMD Radeon R9 270 1024SP 's Advantages

Released 3 years and 10 months late

Boost Clock925MHz

Score

Benchmark

FP32 (float)

FirePro V7900 SDI

1.856 TFLOPS

Radeon R9 270 1024SP +2%

1.894 TFLOPS

FirePro V7900 SDI

VS

Radeon R9 270 1024SP

Graphics Card

May 2011

Release Date

Mar 2015

FirePro

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

900 MHz

-

Boost Clock

925 MHz

1250 MHz

Memory Clock

1200 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

153.6GB/s

Render Config

20

Compute Units

16

-

1280

Shading Units

1024

80

TMUs

64

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

29.60 GPixel/s

58.00 GTexel/s

Texture Rate

59.20 GTexel/s

-

1.856 TFLOPS

FP32 (float)

1.894 TFLOPS

464.0 GFLOPS

FP64 (double)

118.4 GFLOPS

Board Design

150W

TDP

150W

450 W

Suggested PSU

450 W

4x SDI

Outputs

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

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Cayman

GPU Name

Pitcairn

Cayman PRO GL

GPU Variant

Pitcairn PRO (215-0828062)

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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