AMD Radeon Pro Vega 20 vs AMD Radeon HD 8950M

VS

AMD Radeon Pro Vega 20 AMD Radeon HD 8950M

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro Vega 20 and 2GB VRAM Radeon HD 8950M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro Vega 20 's Advantages

Released 5 years and 6 months late

Boost Clock1283MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (189.4GB/s vs 88.00GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro Vega 20 +98%

3.284 TFLOPS

Radeon HD 8950M

1.651 TFLOPS

Radeon Pro Vega 20

VS

Radeon HD 8950M

Graphics Card

Nov 2018

Release Date

May 2013

Radeon Pro Mac

Generation

Solar System

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

815 MHz

Base Clock

-

1283 MHz

Boost Clock

-

740 MHz

Memory Clock

1375 MHz

Memory

4GB

Memory Size

2GB

HBM2

Memory Type

GDDR5

1024bit

Memory Bus

128bit

189.4GB/s

Bandwidth

88.00GB/s

Render Config

-

SM Count

-

20

Compute Units

12

1280

Shading Units

768

80

TMUs

48

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

256 KB

Theoretical Performance

41.06 GPixel/s

Pixel Rate

17.20 GPixel/s

102.6 GTexel/s

Texture Rate

51.60 GTexel/s

6.569 TFLOPS

FP16 (half)

-

3.284 TFLOPS

FP32 (float)

1.651 TFLOPS

205.3 GFLOPS

FP64 (double)

103.2 GFLOPS

Graphics Processor

Vega 12

GPU Name

Saturn

Vega 12 XTA

GPU Variant

Saturn XT

GCN 5.0

Architecture

GCN 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

Unknown

Transistors

2.08 billion

Unknown

Die Size

160 mm²

Board Design

100W

TDP

100W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

12 (12_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.0

1.2

Vulkan

1.2

-

CUDA

-

6.3

Shader Model

6.3

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