GPU Comparison

A

AMD

RADEON

AMD Radeon 780M

CORE STATE Phoenix

VRAM System Shared

CLOCK SPEED 2700 MHz

TDP 15 W

BUS WIDTH System Shared

ARCHITECTURE RDNA 3.0

nm

PROCESS 4 nm

LAUNCH DATE 2023

VS

A

AMD

RADEON

Radeon RX 6600S

CORE STATE Navi 23

VRAM 4 GB

CLOCK SPEED 2000 MHz

TDP 80 W

BUS WIDTH 128 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2022

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

480

N/A

geekbench_opencl

25,770

66,403

geekbench_vulkan

30,921

N/A

passmark_directx_10

N/A

81

passmark_directx_11

N/A

105

passmark_directx_12

N/A

56

passmark_directx_9

N/A

176

passmark_g2d

N/A

647

passmark_g3d

N/A

12,649

passmark_gpu_compute

N/A

4,879

DETAILED SPECIFICATIONS

SPECIFICATION

780M

RX 6600S

Core Specs

Shading Units

768

1,792 +133.3%

Shaders

768

1,792 +133.3%

TMUs

48

112 +133.3%

ROPs

32

64 +100.0%

Compute Units

12

28 +133.3%

Clocks

Base Clock

800 MHz

1700 MHz

Boost Clock

2700 MHz

2000 MHz

Game Clock

—

1881 MHz

Memory Clock

System Shared

1750 MHz 14 Gbps effective

Memory

Memory Size

System Shared

4 GB

VRAM (MB)

—

4,096

Memory Type

System Shared

GDDR6

Memory Bus

System Shared

128 bit

Bandwidth

System Dependent

224.0 GB/s

Cache

L1 Cache

128 KB per Array

128 KB per Array

L2 Cache

2 MB

2 MB

L3 Cache

—

32 MB

L0 Cache

32 KB per WGP

32 KB per WGP

Performance

Pixel Rate

86.40 GPixel/s

128.0 GPixel/s

Texture Rate

129.6 GTexel/s

224.0 GTexel/s

FP32 (TFLOPS)

8.294 TFLOPS

7.168 TFLOPS

FP64 (TFLOPS)

518.4 GFLOPS (1:16)

448.0 GFLOPS (1:16)

FP16 (TFLOPS)

16.59 TFLOPS (2:1)

14.34 TFLOPS (2:1)

AI/RT

RT Cores

12

28 +133.3%

Power

TDP

15 W

80 W

TDP (W)

15

80 +433.3%

Power Connectors

None

None

Architecture

Architecture

RDNA 3.0

RDNA 2.0

GPU Name

Phoenix

Navi 23

Generation

Navi III IGP (Phoenix Mobile)

Navi Mobile (RX 6000M)

Process Size

4 nm

7 nm

Transistors

25,390 million

11,060 million

Die Size

178 mm²

237 mm²

Foundry

TSMC

TSMC

Density

142.6M / mm²

46.7M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.4

1.4

OpenCL

2.1

2.1

Shader Model

6.8

6.8

Physical

Slot Width

IGP

IGP

Outputs

Portable Device Dependent

Portable Device Dependent

Bus Interface

PCIe 4.0 x8

PCIe 4.0 x8

Other

Production

Active

End-of-life

Predecessor

Navi II IGP

Polaris Mobile

Successor

Navi III IGP

—

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