AMD Radeon R9 270X vs ATI FirePro V7900 SDI

VS

AMD Radeon R9 270X

ATI FirePro V7900 SDI

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

Main Differences

AMD Radeon R9 270X 's Advantages

Released 2 years and 5 months late

Boost Clock1050MHz

Larger VRAM bandwidth (179.2GB/s vs 160.0GB/s)

ATI FirePro V7900 SDI 's Advantages

Lower TDP (150W vs 180W)

Score

Benchmark

FP32 (float)

Radeon R9 270X +44%

2.688 TFLOPS

FirePro V7900 SDI

1.856 TFLOPS

Radeon R9 270X

VS

FirePro V7900 SDI

Graphics Card

Oct 2013

Release Date

May 2011

Volcanic Islands

Generation

FirePro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1000 MHz

Base Clock

-

1050 MHz

Boost Clock

-

1400 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

179.2GB/s

Bandwidth

160.0GB/s

Render Config

20

Compute Units

20

-

1280

Shading Units

1280

80

TMUs

80

32

ROPs

32

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

33.60 GPixel/s

Pixel Rate

23.20 GPixel/s

84.00 GTexel/s

Texture Rate

58.00 GTexel/s

-

2.688 TFLOPS

FP32 (float)

1.856 TFLOPS

168.0 GFLOPS

FP64 (double)

464.0 GFLOPS

Board Design

180W

TDP

150W

450 W

Suggested PSU

450 W

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

Outputs

4x SDI

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Curacao

GPU Name

Cayman

Curacao XT (215-0848004)

GPU Variant

Cayman PRO GL

GCN 1.0

Architecture

TeraScale 3

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.8 billion

Transistors

2.64 billion

212 mm²

Die Size

389 mm²

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

5.1

Shader Model

5.0

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