AMD Radeon HD 8490 OEM vs AMD Radeon Pro W6800X

VS

AMD Radeon HD 8490 OEM

AMD Radeon Pro W6800X

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 8490 OEM and 32GB VRAM Radeon Pro W6800X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8490 OEM 's Advantages

Lower TDP (35W vs 200W)

AMD Radeon Pro W6800X 's Advantages

Released 8 years and 1 months late

Boost Clock2087MHz

More VRAM (32GB vs 1024GB)

Larger VRAM bandwidth (512.0GB/s vs 14.40GB/s)

3680 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8490 OEM

0.28 TFLOPS

Radeon Pro W6800X +5625%

16.03 TFLOPS

Radeon HD 8490 OEM

VS

Radeon Pro W6800X

Graphics Card

Jul 2013

Release Date

Aug 2021

Sea Islands

Generation

Radeon Pro Mac

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

Apple MPX

Clock Speeds

-

Base Clock

1800 MHz

-

Boost Clock

2087 MHz

900 MHz

Memory Clock

2000 MHz

Memory

1024MB

Memory Size

32GB

DDR3

Memory Type

GDDR6

64bit

Memory Bus

256bit

14.40GB/s

Bandwidth

512.0GB/s

Render Config

2

Compute Units

60

-

160

Shading Units

3840

8

TMUs

240

4

ROPs

96

-

RT Cores

60

8 KB (per CU)

L1 Cache

128 KB per Array

128 KB

L2 Cache

4 MB

-

L3 Cache

128 MB

Theoretical Performance

3.500 GPixel/s

Pixel Rate

200.4 GPixel/s

7.000 GTexel/s

Texture Rate

500.9 GTexel/s

-

FP16 (half)

32.06 TFLOPS

280.0 GFLOPS

FP32 (float)

16.03 TFLOPS

-

FP64 (double)

1002 GFLOPS

Board Design

35W

TDP

200W

200 W

Suggested PSU

550 W

1x DVI 1x DisplayPort 1.1

Outputs

1x HDMI 2.1 4x Thunderbolt

None

Power Connectors

Apple MPX

Graphics Processor

Caicos

GPU Name

Navi 21

Caicos XTX

GPU Variant

Navi 21 Pro-XLA

TeraScale 2

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

0.37 billion

Transistors

26.8 billion

67 mm²

Die Size

520 mm²

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

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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