AMD Radeon HD 8490 OEM vs AMD Radeon RX 6600 XT

VS

AMD Radeon HD 8490 OEM

AMD Radeon RX 6600 XT

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 8490 OEM and 8GB VRAM Radeon RX 6600 XT 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 160W)

AMD Radeon RX 6600 XT 's Advantages

Released 8 years late

Boost Clock2589MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (256.0GB/s vs 14.40GB/s)

1888 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8490 OEM

0.28 TFLOPS

Radeon RX 6600 XT +3685%

10.6 TFLOPS

Radeon HD 8490 OEM

VS

Radeon RX 6600 XT

Graphics Card

Jul 2013

Release Date

Jul 2021

Sea Islands

Generation

Navi II

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1968 MHz

-

Boost Clock

2589 MHz

900 MHz

Memory Clock

2000 MHz

Memory

1024MB

Memory Size

8GB

DDR3

Memory Type

GDDR6

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

256.0GB/s

Render Config

2

Compute Units

32

-

160

Shading Units

2048

8

TMUs

128

4

ROPs

64

-

RT Cores

32

8 KB (per CU)

L1 Cache

128 KB per Array

128 KB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

3.500 GPixel/s

Pixel Rate

165.7 GPixel/s

7.000 GTexel/s

Texture Rate

331.4 GTexel/s

-

FP16 (half)

21.21 TFLOPS

280.0 GFLOPS

FP32 (float)

10.60 TFLOPS

-

FP64 (double)

662.8 GFLOPS

Board Design

35W

TDP

160W

200 W

Suggested PSU

450 W

1x DVI 1x DisplayPort 1.1

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

None

Power Connectors

1x 8-pin

Graphics Processor

Caicos

GPU Name

Navi 23

Caicos XTX

GPU Variant

Navi 23 XT (215-130000006)

TeraScale 2

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

0.37 billion

Transistors

11.06 billion

67 mm²

Die Size

237 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

Related GPU Comparisons

1

AMD Radeon HD 8490 OEM vs AMD Radeon R7 450 OEM

2

AMD Radeon HD 8490 OEM vs AMD Radeon HD 8870 OEM

3

AMD Radeon HD 8490 OEM vs AMD FirePro RG220A

4

AMD Radeon HD 8490 OEM vs ATI Radeon HD 3830

5

AMD Radeon HD 8490 OEM vs ATI Radeon X1550 PCI

6

AMD Radeon HD 8490 OEM vs AMD Radeon HD 7970 X2

7

AMD Radeon HD 8490 OEM vs NVIDIA GeForce GT 415 OEM

8

AMD Radeon HD 8490 OEM vs NVIDIA GeForce 8800 GTS Core 112

9

AMD Radeon HD 8490 OEM vs AMD Radeon HD 6770 Green Edition

10

AMD Radeon HD 8490 OEM vs ATI FirePro V3700

Related News

1

AMD's Thunderous Strike: Ryzen 9 9950X3D Performance Scores Revealed for the First Time!

2

Continuous Decline in DRAM Memory Prices: Downward Trend Intensifies

3

NVIDIA GB202 Chip Unveiled for the First Time, to be Used in RTX 5090 with 512-bit GDDR7 Memory

4

Strix Halo Integrated Graphics Score Appears on Passmark, Currently Slightly Below RTX 3060 12GB

5

AMD Unveils New RX 9070 XT Graphics Card Performance: Positioned Between RX 7900 GRE and RX 7900 XT

6

Double the Excitement! AMD FSR 4.0 to Launch Alongside RX 9070 XT Graphics Card

7

CPU-Z Minor Update: Support for Intel's Four New Products and New Memory

8

CXMT Reportedly Achieves 80% Yield in DDR5 Production

9

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

10

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market