ATI FirePro V7900 SDI vs AMD Radeon Pro V420

VS

ATI FirePro V7900 SDI

AMD Radeon Pro V420

We compared two Desktop platform GPUs: 2GB VRAM FirePro V7900 SDI and 32GB VRAM AMD Radeon Pro V420 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI FirePro V7900 SDI 's Advantages

Lower TDP (150W vs 300W)

AMD Radeon Pro V420 's Advantages

Boost Clock1700MHz

More VRAM (32GB vs 2GB)

Larger VRAM bandwidth (819.2GB/s vs 160.0GB/s)

2816 additional rendering cores

Score

Benchmark

FP32 (float)

FirePro V7900 SDI

1.856 TFLOPS

AMD Radeon Pro V420 +650%

13.93 TFLOPS

FirePro V7900 SDI

VS

AMD Radeon Pro V420

Graphics Card

May 2011

Release Date

Unknown

FirePro

Generation

Radeon Pro Vega

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

800 MHz

-

Boost Clock

1700 MHz

1250 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

32GB

GDDR5

Memory Type

HBM2

256bit

Memory Bus

4096bit

160.0GB/s

Bandwidth

819.2GB/s

Render Config

20

Compute Units

64

-

1280

Shading Units

4096

80

TMUs

256

32

ROPs

64

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

4 MB

-

Theoretical Performance

23.20 GPixel/s

Pixel Rate

108.8 GPixel/s

58.00 GTexel/s

Texture Rate

435.2 GTexel/s

-

FP16 (half)

27.85 TFLOPS

1.856 TFLOPS

FP32 (float)

13.93 TFLOPS

464.0 GFLOPS

FP64 (double)

6.963 TFLOPS

Board Design

150W

TDP

300W

450 W

Suggested PSU

700 W

4x SDI

Outputs

6x mini-DisplayPort 1.4a

1x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Cayman

GPU Name

Vega 20

Cayman PRO GL

GPU Variant

Vega 20 GLXT WS (215-0914026)

TeraScale 3

Architecture

GCN 5.1

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

2.64 billion

Transistors

13.23 billion

389 mm²

Die Size

331 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_1)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.3

-

5.0

Shader Model

6.7

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