AMD Radeon HD 6490 vs AMD Radeon Pro Vega II

VS

AMD Radeon HD 6490

AMD Radeon Pro Vega II

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6490 and 32GB VRAM Radeon Pro Vega II to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6490 's Advantages

Lower TDP (39W vs 475W)

AMD Radeon Pro Vega II 's Advantages

Released 7 years and 11 months late

Boost Clock1720MHz

More VRAM (32GB vs 1024GB)

Larger VRAM bandwidth (825.3GB/s vs 16.00GB/s)

3776 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6490

0.352 TFLOPS

Radeon Pro Vega II +3902%

14.09 TFLOPS

Radeon HD 6490

VS

Radeon Pro Vega II

Graphics Card

Jul 2011

Release Date

Jun 2019

Northern Islands

Generation

Radeon Pro Mac

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

Apple MPX

Clock Speeds

-

Base Clock

1574 MHz

-

Boost Clock

1720 MHz

500 MHz

Memory Clock

806 MHz

Memory

1024MB

Memory Size

32GB

DDR2

Memory Type

HBM2

128bit

Memory Bus

4096bit

16.00GB/s

Bandwidth

825.3GB/s

Render Config

4

Compute Units

64

-

320

Shading Units

4096

16

TMUs

256

8

ROPs

64

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

4 MB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

110.1 GPixel/s

8.800 GTexel/s

Texture Rate

440.3 GTexel/s

-

FP16 (half)

28.18 TFLOPS

352.0 GFLOPS

FP32 (float)

14.09 TFLOPS

-

FP64 (double)

7.045 TFLOPS

Board Design

39W

TDP

475W

200 W

Suggested PSU

850 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x HDMI 2.0b 4x Thunderbolt

None

Power Connectors

None

Graphics Processor

Redwood

GPU Name

Vega 20

Redwood LE

GPU Variant

Vega 20 XT

TeraScale 2

Architecture

GCN 5.1

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

0.627 billion

Transistors

13.23 billion

104 mm²

Die Size

331 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_1)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.3

-

5.0

Shader Model

6.7

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