AMD Radeon Pro Vega 16 vs AMD Radeon HD 6990M

VS

AMD Radeon Pro Vega 16 AMD Radeon HD 6990M

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro Vega 16 and 2GB VRAM Radeon HD 6990M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro Vega 16 's Advantages

Released 7 years and 4 months late

Boost Clock1190MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (307.2GB/s vs 115.2GB/s)

Lower TDP (75W vs 100W)

AMD Radeon HD 6990M 's Advantages

96 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro Vega 16 +52%

2.437 TFLOPS

Radeon HD 6990M

1.602 TFLOPS

Radeon Pro Vega 16

VS

Radeon HD 6990M

Graphics Card

Nov 2018

Release Date

Jul 2011

Radeon Pro Mac

Generation

Vancouver

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

815 MHz

Base Clock

-

1190 MHz

Boost Clock

-

1200 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

2GB

HBM2

Memory Type

GDDR5

1024bit

Memory Bus

256bit

307.2GB/s

Bandwidth

115.2GB/s

Render Config

-

SM Count

-

16

Compute Units

14

1024

Shading Units

1120

64

TMUs

56

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

512 KB

Theoretical Performance

38.08 GPixel/s

Pixel Rate

22.88 GPixel/s

76.16 GTexel/s

Texture Rate

40.04 GTexel/s

4.874 TFLOPS

FP16 (half)

-

2.437 TFLOPS

FP32 (float)

1.602 TFLOPS

152.3 GFLOPS

FP64 (double)

-

Graphics Processor

Vega 12

GPU Name

Blackcomb

Vega 12 XLA

GPU Variant

Blackcomb XTX (216-0811030)

GCN 5.0

Architecture

TeraScale 2

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

Unknown

Transistors

1.7 billion

Unknown

Die Size

212 mm²

Board Design

75W

TDP

100W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Features

12 (12_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

Vulkan

N/A

-

CUDA

-

6.3

Shader Model

5.0

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