AMD Radeon R9 280X2 vs AMD Radeon Pro V420

VS

AMD Radeon R9 280X2

AMD Radeon Pro V420

We compared two Desktop platform GPUs: 3GB VRAM Radeon R9 280X2 and 32GB VRAM AMD Radeon Pro V420 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro V420 's Advantages

Boost Clock has increased by 70% (1700MHz vs 1000MHz)

More VRAM (32GB vs 3GB)

Larger VRAM bandwidth (819.2GB/s vs 288.0GB/s)

2048 additional rendering cores

Lower TDP (300W vs 375W)

Score

Benchmark

FP32 (float)

Radeon R9 280X2

4.096 TFLOPS

AMD Radeon Pro V420 +240%

13.93 TFLOPS

Radeon R9 280X2

VS

AMD Radeon Pro V420

Graphics Card

Unknown

Release Date

Unknown

Volcanic Islands

Generation

Radeon Pro Vega

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

950 MHz

Base Clock

800 MHz

1000 MHz

Boost Clock

1700 MHz

1500 MHz

Memory Clock

800 MHz

Memory

3GB

Memory Size

32GB

GDDR5

Memory Type

HBM2

384bit

Memory Bus

4096bit

288.0GB/s

Bandwidth

819.2GB/s

Render Config

32

Compute Units

64

-

2048

Shading Units

4096

128

TMUs

256

32

ROPs

64

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

4 MB

-

Theoretical Performance

32.00 GPixel/s

Pixel Rate

108.8 GPixel/s

128.0 GTexel/s

Texture Rate

435.2 GTexel/s

-

FP16 (half)

27.85 TFLOPS

4.096 TFLOPS

FP32 (float)

13.93 TFLOPS

1024 GFLOPS

FP64 (double)

6.963 TFLOPS

Board Design

375W

TDP

300W

750 W

Suggested PSU

700 W

6x mini-DisplayPort 1.2

Outputs

6x mini-DisplayPort 1.4a

3x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Tahiti

GPU Name

Vega 20

Tahiti XTL (215-0821065)

GPU Variant

Vega 20 GLXT WS (215-0914026)

GCN 1.0

Architecture

GCN 5.1

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

4.313 billion

Transistors

13.23 billion

352 mm²

Die Size

331 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.3

-

5.1

Shader Model

6.7

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