AMD Radeon HD 8490 OEM vs AMD Radeon RX 6300

VS

AMD Radeon HD 8490 OEM

AMD Radeon RX 6300

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 8490 OEM and 2GB VRAM Radeon RX 6300 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6300 's Advantages

Boost Clock2040MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (64.00GB/s vs 14.40GB/s)

608 additional rendering cores

Lower TDP (32W vs 35W)

Score

Benchmark

FP32 (float)

Radeon HD 8490 OEM

0.28 TFLOPS

Radeon RX 6300 +1018%

3.133 TFLOPS

Radeon HD 8490 OEM

VS

Radeon RX 6300

Graphics Card

Jul 2013

Release Date

Unknown

Sea Islands

Generation

Navi II

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

2040 MHz

900 MHz

Memory Clock

2000 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR6

64bit

Memory Bus

32bit

14.40GB/s

Bandwidth

64.00GB/s

Render Config

2

Compute Units

12

-

160

Shading Units

768

8

TMUs

48

4

ROPs

32

-

RT Cores

12

8 KB (per CU)

L1 Cache

128 KB per Array

128 KB

L2 Cache

1024 KB

-

L3 Cache

8 MB

Theoretical Performance

3.500 GPixel/s

Pixel Rate

65.28 GPixel/s

7.000 GTexel/s

Texture Rate

97.92 GTexel/s

-

FP16 (half)

6.267 TFLOPS

280.0 GFLOPS

FP32 (float)

3.133 TFLOPS

-

FP64 (double)

195.8 GFLOPS

Board Design

35W

TDP

32W

200 W

Suggested PSU

200 W

1x DVI 1x DisplayPort 1.1

Outputs

2x HDMI 2.1

None

Power Connectors

None

Graphics Processor

Caicos

GPU Name

Navi 24

Caicos XTX

GPU Variant

Navi 24 XL

TeraScale 2

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

6 nm

0.37 billion

Transistors

5.4 billion

67 mm²

Die Size

107 mm²

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

2.2

N/A

Vulkan

1.3

-

5.0

Shader Model

6.7

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