AMD Radeon Pro V420 vs AMD Radeon HD 8770 OEM

VS

AMD Radeon Pro V420

AMD Radeon HD 8770 OEM

We compared two Desktop platform GPUs: 32GB VRAM AMD Radeon Pro V420 and 1024MB VRAM Radeon HD 8770 OEM 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 96.00GB/s)

3200 additional rendering cores

AMD Radeon HD 8770 OEM 's Advantages

Lower TDP (85W vs 300W)

Score

Benchmark

FP32 (float)

AMD Radeon Pro V420 +640%

13.93 TFLOPS

Radeon HD 8770 OEM

1.882 TFLOPS

AMD Radeon Pro V420

VS

Radeon HD 8770 OEM

Graphics Card

Unknown

Release Date

Sep 2013

Radeon Pro Vega

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

800 MHz

Base Clock

-

1700 MHz

Boost Clock

-

800 MHz

Memory Clock

1500 MHz

Memory

32GB

Memory Size

1024MB

HBM2

Memory Type

GDDR5

4096bit

Memory Bus

128bit

819.2GB/s

Bandwidth

96.00GB/s

Render Config

64

Compute Units

14

-

4096

Shading Units

896

256

TMUs

56

64

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

256 KB

-

Theoretical Performance

108.8 GPixel/s

Pixel Rate

16.80 GPixel/s

435.2 GTexel/s

Texture Rate

58.80 GTexel/s

27.85 TFLOPS

FP16 (half)

-

13.93 TFLOPS

FP32 (float)

1.882 TFLOPS

6.963 TFLOPS

FP64 (double)

117.6 GFLOPS

Board Design

300W

TDP

85W

700 W

Suggested PSU

250 W

6x mini-DisplayPort 1.4a

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Vega 20

GPU Name

Bonaire

Vega 20 GLXT WS (215-0914026)

GPU Variant

Bonaire XT (215-0839039)

GCN 5.1

Architecture

GCN 2.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

13.23 billion

Transistors

2.08 billion

331 mm²

Die Size

160 mm²

Graphics Features

12 (12_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.0

1.3

Vulkan

1.2

-

6.7

Shader Model

6.3

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