AMD Radeon Pro Vega 20 vs AMD Radeon HD 7690M XT

VS

AMD Radeon Pro Vega 20 AMD Radeon HD 7690M XT

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro Vega 20 and 2GB VRAM Radeon HD 7690M XT 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 10 months late

Boost Clock1283MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (189.4GB/s vs 57.60GB/s)

800 additional rendering cores

AMD Radeon HD 7690M XT 's Advantages

Lower TDP (25W vs 100W)

Score

Benchmark

FP32 (float)

Radeon Pro Vega 20 +371%

3.284 TFLOPS

Radeon HD 7690M XT

0.696 TFLOPS

Radeon Pro Vega 20

VS

Radeon HD 7690M XT

Graphics Card

Nov 2018

Release Date

Jan 2013

Radeon Pro Mac

Generation

London

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

815 MHz

Base Clock

-

1283 MHz

Boost Clock

-

740 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

2GB

HBM2

Memory Type

GDDR5

1024bit

Memory Bus

128bit

189.4GB/s

Bandwidth

57.60GB/s

Render Config

-

SM Count

-

20

Compute Units

6

1280

Shading Units

480

80

TMUs

24

32

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

256 KB

Theoretical Performance

41.06 GPixel/s

Pixel Rate

5.800 GPixel/s

102.6 GTexel/s

Texture Rate

17.40 GTexel/s

6.569 TFLOPS

FP16 (half)

-

3.284 TFLOPS

FP32 (float)

696.0 GFLOPS

205.3 GFLOPS

FP64 (double)

-

Graphics Processor

Vega 12

GPU Name

Thames

Vega 12 XTA

GPU Variant

Thames XTX

GCN 5.0

Architecture

TeraScale 2

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

Unknown

Transistors

0.716 billion

Unknown

Die Size

104 mm²

Board Design

100W

TDP

25W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

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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