ATI FirePro V7900 vs AMD Radeon R9 390 X2

VS

We compared two Desktop platform GPUs: 2GB VRAM FirePro V7900 and 8GB VRAM Radeon R9 390 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI FirePro V7900 's Advantages

Lower TDP (150W vs 580W)

AMD Radeon R9 390 X2 's Advantages

Released 4 years and 4 months late

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (345.6GB/s vs 160.0GB/s)

1280 additional rendering cores

Score

Benchmark

FP32 (float)

FirePro V7900

1.856 TFLOPS

Radeon R9 390 X2 +175%

5.12 TFLOPS

FirePro V7900

VS

Radeon R9 390 X2

Graphics Card

May 2011

Release Date

Sep 2015

FirePro

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1250 MHz

Memory Clock

1350 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

512bit

160.0GB/s

Bandwidth

345.6GB/s

Render Config

-

SM Count

-

20

Compute Units

40

1280

Shading Units

2560

80

TMUs

160

32

ROPs

64

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

1024 KB

Theoretical Performance

23.20 GPixel/s

Pixel Rate

64.00 GPixel/s

58.00 GTexel/s

Texture Rate

160.0 GTexel/s

-

FP16 (half)

-

1.856 TFLOPS

FP32 (float)

5.120 TFLOPS

464.0 GFLOPS

FP64 (double)

640.0 GFLOPS

Graphics Processor

Cayman

GPU Name

Grenada

Cayman PRO GL

GPU Variant

Grenada PRO (215-0880030)

TeraScale 3

Architecture

GCN 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

2.64 billion

Transistors

6.2 billion

389 mm²

Die Size

438 mm²

Board Design

150W

TDP

580W

450 W

Suggested PSU

950 W

4x DisplayPort 1.2

Outputs

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

1x 6-pin

Power Connectors

4x 8-pin

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.0

N/A

Vulkan

1.2

-

CUDA

-

5.0

Shader Model

6.3

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