AMD Radeon RX 6600S vs AMD Radeon RX Vega 56 Mobile

VS

AMD Radeon RX 6600S

AMD Radeon RX Vega 56 Mobile

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 6600S and 8GB VRAM Radeon RX Vega 56 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600S 's Advantages

Released 3 years and 7 months late

Boost Clock has increased by 54% (2000MHz vs 1301MHz)

Lower TDP (80W vs 120W)

AMD Radeon RX Vega 56 Mobile 's Advantages

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (409.6GB/s vs 224.0GB/s)

1792 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6600S

7.168 TFLOPS

Radeon RX Vega 56 Mobile +30%

9.326 TFLOPS

Blender

Radeon RX 6600S +89%

1115

Radeon RX Vega 56 Mobile

589

Radeon RX 6600S

VS

Radeon RX Vega 56 Mobile

Graphics Card

Jan 2022

Release Date

Jun 2018

Mobility Radeon

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1700 MHz

Base Clock

1138 MHz

2000 MHz

Boost Clock

1301 MHz

1750 MHz

Memory Clock

800 MHz

Memory

4GB

Memory Size

8GB

GDDR6

Memory Type

HBM2

128bit

Memory Bus

2048bit

224.0GB/s

Bandwidth

409.6GB/s

Render Config

28

Compute Units

56

-

1792

Shading Units

3584

112

TMUs

224

64

ROPs

64

-

28

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

4 MB

32 MB

L3 Cache

-

Theoretical Performance

128.0 GPixel/s

Pixel Rate

83.26 GPixel/s

224.0 GTexel/s

Texture Rate

291.4 GTexel/s

14.34 TFLOPS

FP16 (half)

18.65 TFLOPS

7.168 TFLOPS

FP32 (float)

9.326 TFLOPS

448.0 GFLOPS

FP64 (double)

582.8 GFLOPS

Board Design

80W

TDP

120W

-

No outputs

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

None

Power Connectors

None

Graphics Processor

Navi 23

GPU Name

Vega 10

-

GPU Variant

Vega 10 XL (215-0894216)

RDNA 2.0

Architecture

GCN 5.0

TSMC

Foundry

GlobalFoundries

7 nm

Process Size

14 nm

11.06 billion

Transistors

12.5 billion

237 mm²

Die Size

495 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.3

Vulkan

1.2

-

6.5

Shader Model

6.4

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