AMD Radeon Pro V420 vs ATI Radeon HD 5870

VS

AMD Radeon Pro V420

ATI Radeon HD 5870

We compared two Desktop platform GPUs: 32GB VRAM AMD Radeon Pro V420 and 1024MB VRAM Radeon HD 5870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro V420 's Advantages

Boost Clock1700MHz

More VRAM (32GB vs 1024GB)

Larger VRAM bandwidth (819.2GB/s vs 153.6GB/s)

2496 additional rendering cores

ATI Radeon HD 5870 's Advantages

Lower TDP (188W vs 300W)

Score

Benchmark

FP32 (float)

AMD Radeon Pro V420 +412%

13.93 TFLOPS

Radeon HD 5870

2.72 TFLOPS

AMD Radeon Pro V420

VS

Radeon HD 5870

Graphics Card

Unknown

Release Date

Sep 2009

Radeon Pro Vega

Generation

Evergreen

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

800 MHz

Base Clock

-

1700 MHz

Boost Clock

-

800 MHz

Memory Clock

1200 MHz

Memory

32GB

Memory Size

1024MB

HBM2

Memory Type

GDDR5

4096bit

Memory Bus

256bit

819.2GB/s

Bandwidth

153.6GB/s

Render Config

64

Compute Units

20

-

4096

Shading Units

1600

256

TMUs

80

64

ROPs

32

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

4 MB

L2 Cache

512 KB

-

Theoretical Performance

108.8 GPixel/s

Pixel Rate

27.20 GPixel/s

435.2 GTexel/s

Texture Rate

68.00 GTexel/s

27.85 TFLOPS

FP16 (half)

-

13.93 TFLOPS

FP32 (float)

2.720 TFLOPS

6.963 TFLOPS

FP64 (double)

544.0 GFLOPS

Board Design

300W

TDP

188W

700 W

Suggested PSU

450 W

6x mini-DisplayPort 1.4a

Outputs

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

1x 6-pin + 1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Vega 20

GPU Name

Cypress

Vega 20 GLXT WS (215-0914026)

GPU Variant

Cypress XT (215-0735033)

GCN 5.1

Architecture

TeraScale 2

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

13.23 billion

Transistors

2.154 billion

331 mm²

Die Size

334 mm²

Graphics Features

12 (12_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.3

Vulkan

N/A

-

6.7

Shader Model

5.0

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