ATI Mobility Radeon HD 4860 vs AMD Radeon RX 6600S

VS

ATI Mobility Radeon HD 4860

AMD Radeon RX 6600S

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 4860 and 4GB VRAM Radeon RX 6600S to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600S 's Advantages

Released 12 years and 10 months late

Boost Clock2000MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (224.0GB/s vs 64.00GB/s)

1152 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4860

0.832 TFLOPS

Radeon RX 6600S +761%

7.168 TFLOPS

Mobility Radeon HD 4860

VS

Radeon RX 6600S

Graphics Card

Mar 2009

Release Date

Jan 2022

M9x

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1700 MHz

-

Boost Clock

2000 MHz

1000 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

4GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

224.0GB/s

Render Config

8

Compute Units

28

-

640

Shading Units

1792

32

TMUs

112

16

ROPs

64

-

RT Cores

28

16 KB (per CU)

L1 Cache

128 KB per Array

128 KB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

10.40 GPixel/s

Pixel Rate

128.0 GPixel/s

20.80 GTexel/s

Texture Rate

224.0 GTexel/s

-

FP16 (half)

14.34 TFLOPS

832.0 GFLOPS

FP32 (float)

7.168 TFLOPS

166.4 GFLOPS

FP64 (double)

448.0 GFLOPS

Board Design

Unknown

TDP

80W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

M97

GPU Name

Navi 23

M97 M2 XT (216-0731000)

GPU Variant

-

TeraScale

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

0.826 billion

Transistors

11.06 billion

137 mm²

Die Size

237 mm²

Graphics Features

10.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.3

-

4.1

Shader Model

6.5

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