Radeon HD 6950M and Radeon Pro Vega 20 - video card comparison

Radeon HD 6950M

Radeon Pro Vega 20

Architecture

Terascale 2 (2009−2015)

Vega (2017−2021)

GPU code name

Blackcomb Pro

Vega Mobile

Market segment

Laptop

Mobile workstation

Release date

January 2011

November 2018

Interface

MXM-B (3.0)

PCIe 3.0 x16

Supplementary power connectors

1x 6-pin + 1x 8-pin

Boost clock speed

1283 MHz

Core clock speed

580 MHz

815 MHz

Floating-point performance

1,113.6 gflops

Manufacturing process technology

40 nm

14 nm

Number of transistors

1,700 million

Pipelines / CUDA cores

960

1280

Power consumption (TDP)

50 Watt

100 Watt

Texture fill rate

27.84

102.6

Memory type

GDDR5

HBM2

Maximum RAM amount

2 GB

4 GB

Memory bus width

256 Bit

1024 Bit

Memory clock speed

900 MHz

1480 MHz

Memory bandwidth

115.2 GB/s

189.4 GB/s

Shared memory

Display Connectors

No outputs

DirectX

11.2 (11_0)

12 (12_1)

OpenCL

1.2

2.0

OpenGL

4.4

4.6

Shader Model

5.0

6.3

Vulkan

N/A

1.2.131