AMD Radeon Pro Vega 20 vs AMD Radeon HD 6970M

VS

AMD Radeon Pro Vega 20 AMD Radeon HD 6970M

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro Vega 20 and 1024MB VRAM Radeon HD 6970M 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 7 years and 10 months late

Boost Clock1283MHz

More VRAM (4GB vs 1GB)

Larger VRAM bandwidth (189.4GB/s vs 115.2GB/s)

320 additional rendering cores

AMD Radeon HD 6970M 's Advantages

Lower TDP (75W vs 100W)

Score

Benchmark

FP32 (float)

Radeon Pro Vega 20 +151%

3.284 TFLOPS

Radeon HD 6970M

1.306 TFLOPS

Radeon Pro Vega 20

VS

Radeon HD 6970M

Graphics Card

Nov 2018

Release Date

Jan 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

-

1283 MHz

Boost Clock

-

740 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

1024MB

HBM2

Memory Type

GDDR5

1024bit

Memory Bus

256bit

189.4GB/s

Bandwidth

115.2GB/s

Render Config

-

SM Count

-

20

Compute Units

12

1280

Shading Units

960

80

TMUs

48

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

41.06 GPixel/s

Pixel Rate

21.76 GPixel/s

102.6 GTexel/s

Texture Rate

32.64 GTexel/s

6.569 TFLOPS

FP16 (half)

-

3.284 TFLOPS

FP32 (float)

1306 GFLOPS

205.3 GFLOPS

FP64 (double)

-

Graphics Processor

Vega 12

GPU Name

Blackcomb

Vega 12 XTA

GPU Variant

Blackcomb XT (216-0811000)

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

100W

TDP

75W

-

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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