AMD Radeon R9 380X vs ATI FirePro V7900 SDI

VS

AMD Radeon R9 380X

ATI FirePro V7900 SDI

We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 380X 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 380X 's Advantages

Released 4 years and 6 months late

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (182.4GB/s vs 160.0GB/s)

768 additional rendering cores

ATI FirePro V7900 SDI 's Advantages

Lower TDP (150W vs 190W)

Score

Benchmark

FP32 (float)

Radeon R9 380X +114%

3.973 TFLOPS

FirePro V7900 SDI

1.856 TFLOPS

Radeon R9 380X

VS

FirePro V7900 SDI

Graphics Card

Nov 2015

Release Date

May 2011

Pirate Islands

Generation

FirePro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1425 MHz

Memory Clock

1250 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

182.4GB/s

Bandwidth

160.0GB/s

Render Config

32

Compute Units

20

-

2048

Shading Units

1280

128

TMUs

80

32

ROPs

32

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

31.04 GPixel/s

Pixel Rate

23.20 GPixel/s

124.2 GTexel/s

Texture Rate

58.00 GTexel/s

3.973 TFLOPS

FP16 (half)

-

3.973 TFLOPS

FP32 (float)

1.856 TFLOPS

248.3 GFLOPS

FP64 (double)

464.0 GFLOPS

Board Design

190W

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

Antigua

GPU Name

Cayman

Antigua XT (215-0877016)

GPU Variant

Cayman PRO GL

GCN 3.0

Architecture

TeraScale 3

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

5 billion

Transistors

2.64 billion

366 mm²

Die Size

389 mm²

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.0

OpenCL

1.2

Vulkan

N/A

-

6.3

Shader Model

5.0

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