AMD Radeon R9 290 vs AMD Radeon RX 6600 XT

VS

AMD Radeon R9 290

AMD Radeon RX 6600 XT

We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 290 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 R9 290 's Advantages

Larger VRAM bandwidth (320.0GB/s vs 256.0GB/s)

512 additional rendering cores

AMD Radeon RX 6600 XT 's Advantages

Released 7 years and 8 months late

Boost Clock2589MHz

More VRAM (8GB vs 4GB)

Lower TDP (160W vs 275W)

Score

Benchmark

FP32 (float)

Radeon R9 290

4.849 TFLOPS

Radeon RX 6600 XT +118%

10.6 TFLOPS

3DMark Time Spy

Radeon R9 290

3684

Radeon RX 6600 XT +160%

9579

Radeon R9 290

VS

Radeon RX 6600 XT

Graphics Card

Nov 2013

Release Date

Jul 2021

Volcanic Islands

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1968 MHz

-

Boost Clock

2589 MHz

1250 MHz

Memory Clock

2000 MHz

Memory

4GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

512bit

Memory Bus

128bit

320.0GB/s

Bandwidth

256.0GB/s

Render Config

40

Compute Units

32

-

2560

Shading Units

2048

160

TMUs

128

64

ROPs

64

-

RT Cores

32

16 KB (per CU)

L1 Cache

128 KB per Array

1024 KB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

60.61 GPixel/s

Pixel Rate

165.7 GPixel/s

151.5 GTexel/s

Texture Rate

331.4 GTexel/s

-

FP16 (half)

21.21 TFLOPS

4.849 TFLOPS

FP32 (float)

10.60 TFLOPS

606.1 GFLOPS

FP64 (double)

662.8 GFLOPS

Board Design

275W

TDP

160W

600 W

Suggested PSU

450 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

Hawaii

GPU Name

Navi 23

Hawaii PRO (215-0852020)

GPU Variant

Navi 23 XT (215-130000006)

GCN 2.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

6.2 billion

Transistors

11.06 billion

438 mm²

Die Size

237 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.0

OpenCL

2.1

1.2

Vulkan

1.3

-

6.3

Shader Model

6.7

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