AMD Radeon RX 6600 XT vs ATI Radeon HD 5870 Eyefinity 6

VS

AMD Radeon RX 6600 XT

ATI Radeon HD 5870 Eyefinity 6

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 XT and 2GB VRAM Radeon HD 5870 Eyefinity 6 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600 XT 's Advantages

Released 11 years and 4 months late

Boost Clock2589MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (256.0GB/s vs 153.6GB/s)

448 additional rendering cores

Lower TDP (160W vs 228W)

Score

Benchmark

FP32 (float)

Radeon RX 6600 XT +289%

10.6 TFLOPS

Radeon HD 5870 Eyefinity 6

2.72 TFLOPS

Radeon RX 6600 XT

VS

Radeon HD 5870 Eyefinity 6

Graphics Card

Jul 2021

Release Date

Mar 2010

Navi II

Generation

Evergreen

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1968 MHz

Base Clock

-

2589 MHz

Boost Clock

-

2000 MHz

Memory Clock

1200 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

256bit

256.0GB/s

Bandwidth

153.6GB/s

Render Config

32

Compute Units

20

-

2048

Shading Units

1600

128

TMUs

80

64

ROPs

32

-

32

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

512 KB

32 MB

L3 Cache

-

Theoretical Performance

165.7 GPixel/s

Pixel Rate

27.20 GPixel/s

331.4 GTexel/s

Texture Rate

68.00 GTexel/s

21.21 TFLOPS

FP16 (half)

-

10.60 TFLOPS

FP32 (float)

2.720 TFLOPS

662.8 GFLOPS

FP64 (double)

544.0 GFLOPS

Board Design

160W

TDP

228W

450 W

Suggested PSU

550 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

6x mini-DisplayPort 1.1

1x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Navi 23

GPU Name

Cypress

Navi 23 XT (215-130000006)

GPU Variant

Cypress XT (215-0735033)

RDNA 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

11.06 billion

Transistors

2.154 billion

237 mm²

Die Size

334 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.3

Vulkan

N/A

-

6.7

Shader Model

5.0

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