AMD Radeon Pro Vega 64X vs AMD Radeon Pro 555X

VS

AMD Radeon Pro Vega 64X

AMD Radeon Pro 555X

We compared two Mobile platform GPUs: 16GB VRAM Radeon Pro Vega 64X and 4GB VRAM Radeon Pro 555X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro Vega 64X 's Advantages

Released 8 months late

Boost Clock1468MHz

More VRAM (16GB vs 4GB)

Larger VRAM bandwidth (512.0GB/s vs 94.08GB/s)

3328 additional rendering cores

AMD Radeon Pro 555X 's Advantages

Lower TDP (75W vs 250W)

Score

Benchmark

FP32 (float)

Radeon Pro Vega 64X +763%

12.03 TFLOPS

Radeon Pro 555X

1.393 TFLOPS

Radeon Pro Vega 64X

VS

Radeon Pro 555X

Graphics Card

Mar 2019

Release Date

Jul 2018

Radeon Pro Mac

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1250 MHz

Base Clock

-

1468 MHz

Boost Clock

-

1000 MHz

Memory Clock

1470 MHz

Memory

16GB

Memory Size

4GB

HBM2

Memory Type

GDDR5

2048bit

Memory Bus

128bit

512.0GB/s

Bandwidth

94.08GB/s

Render Config

64

Compute Units

12

-

4096

Shading Units

768

256

TMUs

48

64

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

1024 KB

-

Theoretical Performance

93.95 GPixel/s

Pixel Rate

14.51 GPixel/s

375.8 GTexel/s

Texture Rate

43.54 GTexel/s

24.05 TFLOPS

FP16 (half)

1393 GFLOPS

12.03 TFLOPS

FP32 (float)

1393 GFLOPS

751.6 GFLOPS

FP64 (double)

87.07 GFLOPS

Board Design

250W

TDP

75W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Vega 10

GPU Name

Polaris 21

Vega 10 XT (215-0894200)

GPU Variant

Polaris 21 PRO

GCN 5.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

12.5 billion

Transistors

3 billion

495 mm²

Die Size

123 mm²

Graphics Features

12 (12_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.2

-

6.4

Shader Model

6.4

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