AMD Radeon Pro Vega 56 vs AMD Radeon RX 640 Mobile

VS

AMD Radeon Pro Vega 56

AMD Radeon RX 640 Mobile

We compared two Mobile platform GPUs: 8GB VRAM Radeon Pro Vega 56 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 56 's Advantages

Boost Clock has increased by 3% (1250MHz vs 1218MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (402.4GB/s vs 48.00GB/s)

2944 additional rendering cores

AMD Radeon RX 640 Mobile 's Advantages

Released 1 years and 9 months late

Lower TDP (50W vs 210W)

Score

Benchmark

FP32 (float)

Radeon Pro Vega 56 +474%

8.96 TFLOPS

Radeon RX 640 Mobile

1.559 TFLOPS

Radeon Pro Vega 56

VS

Radeon RX 640 Mobile

Graphics Card

Aug 2017

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

1138 MHz

Base Clock

1082 MHz

1250 MHz

Boost Clock

1218 MHz

786 MHz

Memory Clock

1500 MHz

Memory

8GB

Memory Size

2GB

HBM2

Memory Type

GDDR5

2048bit

Memory Bus

64bit

402.4GB/s

Bandwidth

48.00GB/s

Render Config

56

Compute Units

10

-

3584

Shading Units

640

224

TMUs

40

64

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

512 KB

-

Theoretical Performance

80.00 GPixel/s

Pixel Rate

19.49 GPixel/s

280.0 GTexel/s

Texture Rate

48.72 GTexel/s

17.92 TFLOPS

FP16 (half)

1.559 TFLOPS

8.960 TFLOPS

FP32 (float)

1.559 TFLOPS

560.0 GFLOPS

FP64 (double)

97.44 GFLOPS

Board Design

210W

TDP

50W

-

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Vega 10

GPU Name

Polaris 23

Vega 10 XL (215-0894216)

GPU Variant

Polaris 23 XT

GCN 5.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

12.5 billion

Transistors

2.2 billion

495 mm²

Die Size

103 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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