GPU Comparison

A

AMD

RADEON

AMD Radeon R9 M295X

CORE STATE Amethyst

VRAM 4 GB

CLOCK SPEED —

TDP 250 W

BUS WIDTH 256 bit

ARCHITECTURE GCN 3.0

nm

PROCESS 28 nm

LAUNCH DATE 2014

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

geekbench_metal

33,733

N/A

geekbench_opencl

22,719

66,403

geekbench_vulkan

29,171

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

R9 M295X

RX 6600S

Core Specs

Shading Units

2,048

1,792 -12.5%

Shaders

2,048

1,792 -12.5%

TMUs

128

112 -12.5%

ROPs

32

64 +100.0%

Compute Units

32

28 -12.5%

Clocks

Base Clock

—

1700 MHz

Boost Clock

—

2000 MHz

GPU Clock

723 MHz

—

Game Clock

—

1881 MHz

Memory Clock

1250 MHz 5 Gbps effective

1750 MHz 14 Gbps effective

Memory

Memory Size

4 GB

4 GB

VRAM (MB)

4,096

4,096 0.0%

Memory Type

GDDR5

GDDR6

Memory Bus

256 bit

128 bit

Bandwidth

160.0 GB/s

224.0 GB/s

Cache

L1 Cache

16 KB (per CU)

128 KB per Array

L2 Cache

512 KB

2 MB

L3 Cache

—

32 MB

L0 Cache

—

32 KB per WGP

Performance

Pixel Rate

23.14 GPixel/s

128.0 GPixel/s

Texture Rate

92.54 GTexel/s

224.0 GTexel/s

FP32 (TFLOPS)

2.961 TFLOPS

7.168 TFLOPS

FP64 (TFLOPS)

185.1 GFLOPS (1:16)

448.0 GFLOPS (1:16)

FP16 (TFLOPS)

2.961 TFLOPS (1:1)

14.34 TFLOPS (2:1)

AI/RT

RT Cores

—

28

Power

TDP

250 W

80 W

TDP (W)

250

80 -68.0%

Power Connectors

None

None

Architecture

Architecture

GCN 3.0

RDNA 2.0

GPU Name

Amethyst

Navi 23

Generation

Gem System (R9 M200)

Navi Mobile (RX 6000M)

Process Size

28 nm

7 nm

Transistors

5,000 million

11,060 million

Die Size

366 mm²

237 mm²

Foundry

TSMC

TSMC

Density

13.7M / mm²

46.7M / mm²

API Support

DirectX

12 (12_0)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.2.170

1.4

OpenCL

2.1

2.1

Shader Model

6.5

6.8

Physical

Slot Width

MXM Module

IGP

Outputs

Portable Device Dependent

Portable Device Dependent

Bus Interface

MXM-B (3.0)

PCIe 4.0 x8

Other

Production

End-of-life

End-of-life

Predecessor

Solar System

Polaris Mobile

Successor

Polaris Mobile

—

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