AMD Radeon HD 7870 GHz Edition vs AMD Radeon RX 6600

VS

AMD Radeon HD 7870 GHz Edition

AMD Radeon RX 6600

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7870 GHz Edition 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 9 years and 7 months late

Boost Clock2491MHz

More VRAM (8GB vs 2GB)

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

512 additional rendering cores

Lower TDP (132W vs 175W)

Score

Benchmark

FP32 (float)

Radeon HD 7870 GHz Edition

2.56 TFLOPS

Radeon RX 6600 +248%

8.928 TFLOPS

Radeon HD 7870 GHz Edition

VS

Radeon RX 6600

Graphics Card

Mar 2012

Release Date

Oct 2021

Southern Islands

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1626 MHz

-

Boost Clock

2491 MHz

1200 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

128bit

153.6GB/s

Bandwidth

224.0GB/s

Render Config

20

Compute Units

28

-

1280

Shading Units

1792

80

TMUs

112

32

ROPs

64

-

RT Cores

28

16 KB (per CU)

L1 Cache

128 KB per Array

512 KB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

32.00 GPixel/s

Pixel Rate

159.4 GPixel/s

80.00 GTexel/s

Texture Rate

279.0 GTexel/s

-

FP16 (half)

17.86 TFLOPS

2.560 TFLOPS

FP32 (float)

8.928 TFLOPS

160.0 GFLOPS

FP64 (double)

558.0 GFLOPS

Board Design

175W

TDP

132W

450 W

Suggested PSU

300 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 6-pin

Power Connectors

1x 8-pin

Graphics Processor

Pitcairn

GPU Name

Navi 23

Pitcairn XT (215-0828047)

GPU Variant

Navi 23 XL (215-130000016)

GCN 1.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

2.8 billion

Transistors

11.06 billion

212 mm²

Die Size

237 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.3

-

5.1

Shader Model

6.5

Related GPU Comparisons

1

AMD Radeon HD 7870 GHz Edition vs ATI Radeon HD 2950 PRO

2

AMD Radeon HD 7870 GHz Edition vs ATI Radeon HD 5470

3

AMD Radeon HD 7870 GHz Edition vs AMD Radeon Pro W6800

4

AMD Radeon HD 7870 GHz Edition vs NVIDIA GeForce RTX 3080 Ti 20 GB

5

AMD Radeon HD 7870 GHz Edition vs NVIDIA GeForce GT 620 OEM

6

AMD Radeon HD 7870 GHz Edition vs AMD FirePro W7100

7

AMD Radeon HD 7870 GHz Edition vs 3dfx Voodoo4-2 4200 PCI 32 MB

8

AMD Radeon HD 7870 GHz Edition vs AMD Radeon R7 240

9

AMD Radeon HD 7870 GHz Edition vs NVIDIA GeForce GTX 650 Ti

10

AMD Radeon HD 7870 GHz Edition vs NVIDIA GeForce GTX 1060 6 GB GDDR5X

Related News

1

CXMT Reportedly Achieves 80% Yield in DDR5 Production

2

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

3

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

4

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

5

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

6

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

7

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

8

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

9

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

10

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage