AMD Radeon R9 270X vs AMD Radeon Pro V420

VS

AMD Radeon R9 270X

AMD Radeon Pro V420

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270X 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 R9 270X 's Advantages

Lower TDP (180W vs 300W)

AMD Radeon Pro V420 's Advantages

Boost Clock has increased by 62% (1700MHz vs 1050MHz)

More VRAM (32GB vs 2GB)

Larger VRAM bandwidth (819.2GB/s vs 179.2GB/s)

2816 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 270X

2.688 TFLOPS

AMD Radeon Pro V420 +418%

13.93 TFLOPS

Radeon R9 270X

VS

AMD Radeon Pro V420

Graphics Card

Oct 2013

Release Date

Unknown

Volcanic Islands

Generation

Radeon Pro Vega

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1000 MHz

Base Clock

800 MHz

1050 MHz

Boost Clock

1700 MHz

1400 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

32GB

GDDR5

Memory Type

HBM2

256bit

Memory Bus

4096bit

179.2GB/s

Bandwidth

819.2GB/s

Render Config

20

Compute Units

64

-

1280

Shading Units

4096

80

TMUs

256

32

ROPs

64

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

4 MB

-

Theoretical Performance

33.60 GPixel/s

Pixel Rate

108.8 GPixel/s

84.00 GTexel/s

Texture Rate

435.2 GTexel/s

-

FP16 (half)

27.85 TFLOPS

2.688 TFLOPS

FP32 (float)

13.93 TFLOPS

168.0 GFLOPS

FP64 (double)

6.963 TFLOPS

Board Design

180W

TDP

300W

450 W

Suggested PSU

700 W

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

Outputs

6x mini-DisplayPort 1.4a

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Curacao

GPU Name

Vega 20

Curacao XT (215-0848004)

GPU Variant

Vega 20 GLXT WS (215-0914026)

GCN 1.0

Architecture

GCN 5.1

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

2.8 billion

Transistors

13.23 billion

212 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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