ATI Radeon HD 5870 vs AMD Radeon RX 6600

VS

ATI Radeon HD 5870

AMD Radeon RX 6600

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 5870 and 8GB VRAM Radeon RX 6600 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600 's Advantages

Released 12 years and 1 months late

Boost Clock2491MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (224.0GB/s vs 153.6GB/s)

192 additional rendering cores

Lower TDP (132W vs 188W)

Score

Benchmark

FP32 (float)

Radeon HD 5870

2.72 TFLOPS

Radeon RX 6600 +228%

8.928 TFLOPS

Radeon HD 5870

VS

Radeon RX 6600

Graphics Card

Sep 2009

Release Date

Oct 2021

Evergreen

Generation

Navi II

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1626 MHz

-

Boost Clock

2491 MHz

1200 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

128bit

153.6GB/s

Bandwidth

224.0GB/s

Render Config

20

Compute Units

28

-

1600

Shading Units

1792

80

TMUs

112

32

ROPs

64

-

RT Cores

28

8 KB (per CU)

L1 Cache

128 KB per Array

512 KB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

27.20 GPixel/s

Pixel Rate

159.4 GPixel/s

68.00 GTexel/s

Texture Rate

279.0 GTexel/s

-

FP16 (half)

17.86 TFLOPS

2.720 TFLOPS

FP32 (float)

8.928 TFLOPS

544.0 GFLOPS

FP64 (double)

558.0 GFLOPS

Board Design

188W

TDP

132W

450 W

Suggested PSU

300 W

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 6-pin

Power Connectors

1x 8-pin

Graphics Processor

Cypress

GPU Name

Navi 23

Cypress XT (215-0735033)

GPU Variant

Navi 23 XL (215-130000016)

TeraScale 2

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

2.154 billion

Transistors

11.06 billion

334 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

6.5

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