AMD Radeon HD 7770 GHz Edition vs AMD Radeon Pro Vega II

VS

AMD Radeon HD 7770 GHz Edition

AMD Radeon Pro Vega II

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 7770 GHz Edition and 32GB VRAM Radeon Pro Vega II to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7770 GHz Edition 's Advantages

Lower TDP (80W vs 475W)

AMD Radeon Pro Vega II 's Advantages

Released 7 years and 4 months late

Boost Clock1720MHz

More VRAM (32GB vs 1024GB)

Larger VRAM bandwidth (825.3GB/s vs 72.00GB/s)

3456 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7770 GHz Edition

1.28 TFLOPS

Radeon Pro Vega II +1000%

14.09 TFLOPS

Radeon HD 7770 GHz Edition

VS

Radeon Pro Vega II

Graphics Card

Feb 2012

Release Date

Jun 2019

Southern Islands

Generation

Radeon Pro Mac

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

Apple MPX

Clock Speeds

-

Base Clock

1574 MHz

-

Boost Clock

1720 MHz

1125 MHz

Memory Clock

806 MHz

Memory

1024MB

Memory Size

32GB

GDDR5

Memory Type

HBM2

128bit

Memory Bus

4096bit

72.00GB/s

Bandwidth

825.3GB/s

Render Config

10

Compute Units

64

-

640

Shading Units

4096

40

TMUs

256

16

ROPs

64

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

4 MB

-

Theoretical Performance

16.00 GPixel/s

Pixel Rate

110.1 GPixel/s

40.00 GTexel/s

Texture Rate

440.3 GTexel/s

-

FP16 (half)

28.18 TFLOPS

1280 GFLOPS

FP32 (float)

14.09 TFLOPS

80.00 GFLOPS

FP64 (double)

7.045 TFLOPS

Board Design

80W

TDP

475W

250 W

Suggested PSU

850 W

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

Outputs

1x HDMI 2.0b 4x Thunderbolt

1x 6-pin

Power Connectors

None

Graphics Processor

Cape Verde

GPU Name

Vega 20

Cape Verde XT

GPU Variant

Vega 20 XT

GCN 1.0

Architecture

GCN 5.1

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

1.5 billion

Transistors

13.23 billion

123 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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