AMD Radeon Pro Vega 16 vs AMD Radeon RX 640 Mobile

VS

AMD Radeon Pro Vega 16 AMD Radeon RX 640 Mobile

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro Vega 16 and 2GB VRAM Radeon RX 640 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro Vega 16 's Advantages

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (307.2GB/s vs 48.00GB/s)

384 additional rendering cores

AMD Radeon RX 640 Mobile 's Advantages

Released 6 months late

Boost Clock has increased by 2% (1218MHz vs 1190MHz)

Lower TDP (50W vs 75W)

Score

Benchmark

FP32 (float)

Radeon Pro Vega 16 +56%

2.437 TFLOPS

Radeon RX 640 Mobile

1.559 TFLOPS

Radeon Pro Vega 16

VS

Radeon RX 640 Mobile

Graphics Card

Nov 2018

Release Date

May 2019

Radeon Pro Mac

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

815 MHz

Base Clock

1082 MHz

1190 MHz

Boost Clock

1218 MHz

1200 MHz

Memory Clock

1500 MHz

Memory

4GB

Memory Size

2GB

HBM2

Memory Type

GDDR5

1024bit

Memory Bus

64bit

307.2GB/s

Bandwidth

48.00GB/s

Render Config

-

SM Count

-

16

Compute Units

10

1024

Shading Units

640

64

TMUs

40

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

512 KB

Theoretical Performance

38.08 GPixel/s

Pixel Rate

19.49 GPixel/s

76.16 GTexel/s

Texture Rate

48.72 GTexel/s

4.874 TFLOPS

FP16 (half)

1.559 TFLOPS

2.437 TFLOPS

FP32 (float)

1.559 TFLOPS

152.3 GFLOPS

FP64 (double)

97.44 GFLOPS

Graphics Processor

Vega 12

GPU Name

Polaris 23

Vega 12 XLA

GPU Variant

Polaris 23 XT

GCN 5.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

Unknown

Transistors

2.2 billion

Unknown

Die Size

103 mm²

Board Design

75W

TDP

50W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Features

12 (12_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

6.3

Shader Model

6.4

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