AMD Radeon HD 6970M Rebrand vs AMD Radeon Pro Vega 20

VS

AMD Radeon HD 6970M Rebrand

AMD Radeon Pro Vega 20

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6970M Rebrand and 4GB VRAM Radeon Pro Vega 20 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6970M Rebrand 's Advantages

Lower TDP (75W vs 100W)

AMD Radeon Pro Vega 20 's Advantages

Released 7 years and 10 months late

Boost Clock1283MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (189.4GB/s vs 64.00GB/s)

480 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6970M Rebrand

1.28 TFLOPS

Radeon Pro Vega 20 +156%

3.284 TFLOPS

Radeon HD 6970M Rebrand

VS

Radeon Pro Vega 20

Graphics Card

Jan 2011

Release Date

Nov 2018

Vancouver

Generation

Radeon Pro Mac

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

815 MHz

-

Boost Clock

1283 MHz

1000 MHz

Memory Clock

740 MHz

Memory

1024MB

Memory Size

4GB

GDDR5

Memory Type

HBM2

128bit

Memory Bus

1024bit

64.00GB/s

Bandwidth

189.4GB/s

Render Config

10

Compute Units

20

-

800

Shading Units

1280

40

TMUs

80

16

ROPs

32

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

12.80 GPixel/s

Pixel Rate

41.06 GPixel/s

32.00 GTexel/s

Texture Rate

102.6 GTexel/s

-

FP16 (half)

6.569 TFLOPS

1280 GFLOPS

FP32 (float)

3.284 TFLOPS

-

FP64 (double)

205.3 GFLOPS

Board Design

75W

TDP

100W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Broadway

GPU Name

Vega 12

Broadway XT

GPU Variant

Vega 12 XTA

TeraScale 2

Architecture

GCN 5.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

1.04 billion

Transistors

Unknown

166 mm²

Die Size

Unknown

Graphics Features

11.2 (11_0)

DirectX

12 (12_1)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2

-

5.0

Shader Model

6.3

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